def file_size(file_info):
name, type, size= file_info
return("{:.2f}".format(size/ 1024))
--------------------------------------
print(file_size(('Class Assignment', 'docx', 17875))) # Should print 17.46
print(file_size(('Notes', 'txt', 496))) # Should print 0.48
print(file_size(('Program', 'py', 1239))) # Should print 1.21
Multiple items can be stored in a single variable by using tuples.
One of the four built-in data types in Python for storing data collections is the tuple; the other three are list, set, and dictionary, each with a unique set of features and applications.
A tuple is an unchanging, ordered collection.
Round brackets are used for writing tuples.
Ordered, immutable, and allowing duplicate values are triple items.
The first item in a triple has the index [0], the second has the index [1], etc.
When we state that a tuple is ordered, we mean that the elements are in a specific sequence that won't change.
Because tuples are immutable, we are unable to alter, include, or eliminate things once they have been added to the tuple.
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Fill in the blank: Strong insights must be grounded in real data, which means researchers shouldbase insights on _____.
Strong insights must be grounded in real data, which means researchers should base insights on what they observed during research not what they felt at the time.
A strong insight or in sort known as an 'Aha' experience generally can be defined as a combination of surprise and something familiar. A strong insight or in sort known as an 'Aha' experience entails a view on something which was implicit all that time. We need a creative and multidisciplinary approach, To get to these 'Aha' moments. Strong insight is needed tp resolved any problems, it is the basic thinking of any programming problems.
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This recursive function is operating on the array data structure. The method is to find the sum of a given array of integers, recursively. You are to write a simple public wrapper function that you pass the array into first, then call the recursive private helper method which takes in the array and an integer. Pseudo code is acceptable.
An example is [3,5,1,7,9] ; begin at index 4 and add the value 9 to the recursive call at index 3, and repeat. 0 1 2 3 4
Below are the method headers and Javadocs:
If (n==0) return arr[n]; otherwise return arr[n]+rsum(arr,n-1); public class Main public int rsum(int[] arr) return rsum(arr,arr.length-1); /recursive function to find sum of all entries in a given array.
What is Recursive Function ?Any function in the C programming language can call itself more than once in a single programme. Recursive functions are defined as any function that calls itself repeatedly (directly or indirectly), until the programme satisfies a specified condition or subtask. The function is called repeatedly through recursion from within the function.
The repeated calls to the function are carried out by the recursive condition up until the base case is satisfied. The base case is contained in the function, and it causes the execution to stop when its condition is met.
Public static void main(Args[] of type String)
int a[] = {1,2,3,4,5};
m = new Main(); n = int m.rsum(a); / finding sum of items in array a[]
output: System.out.println("Sum:"+n);
Sum:15
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for this discussion, you are the ARFF Commander at the Phoenix Sky Harbor International Airport. Air Traffic Control (ATC) Ground control picks up the crash line and tells you that there is an In-Flight Emergency (IFE) inbound to PHX. They are 20 minutes out and have 157 souls on board (SOB). The plane is a Southwest 737-400 that has reported smoke in the cabin. They are en route to Runway 7L.
1. Discuss where you would stage your ARFF crew for the Rapid Response Area (RRA), i.e., what is the route from the firehouse and what taxiway would you stage at?
2. What obstacles would you be thinking of if the Critical Rescue and Fire Fighting Access Area (CRFFAA) was needed?
The Rapid Response Area (RRA) for an In-Flight Emergency (IFE) would typically be located at the end of the Runway closest to the ARFF firehouse.
If the Critical Rescue and Fire Fighting Access Area (CRFFAA) was needed, obstacles such as the location of any potential hazards such as fuel spills, the presence of aircraft debris, and the proximity of other aircraft on the airfield will be considered.
1. The Rapid Response Area (RRA) for an In-Flight Emergency (IFE) would typically be located at the end of the Runway closest to the ARFF firehouse. For Runway 7L at Phoenix Sky Harbor International Airport, I would stage my ARFF crew at the taxiway closest to the end of the runway and position our vehicles on that taxiway, ready to move quickly onto the runway if needed. The quickest route from the firehouse to the staging area would depend on the specific location of the firehouse and the taxiway chosen for staging, but generally, we would take the most direct route to minimize response time.
2. If the Critical Rescue and Fire Fighting Access Area (CRFFAA) was needed, I would be considering several potential obstacles such as the location of any potential hazards such as fuel spills, the presence of aircraft debris, and the proximity of other aircraft on the airfield. I would also need to consider the potential for the aircraft to come to rest in a position that would obstruct access to the CRFFAA and ensure that my crew has clear and safe access to the aircraft in order to provide assistance to passengers and crew. Other potential obstacles could include power lines, buildings, or other structures that may interfere with the deployment of firefighting foam or the operation of firefighting equipment.
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The contrapositive of a conditional is equivalent to which one of the following statements. group of answer choices A. the inverse of the converse of the conditional.
B. the converse of the conditional. C. the inverse of the contrapositive of the conditional.
D. the converse of the contrapositive of the conditional
The contrapositive of a conditional is equivalent to C: the inverse of the contrapositive of the conditional.
A contrapositive is a logical statement that is formed by negating the antecedent and consequent of a conditional statement, and then switching their positions. The contrapositive of a conditional statement is logically equivalent to the original statement. This means that if the original statement is true, then its contrapositive must also be true, and vice versa.
For example, consider the conditional statement "If it rains, the roads will be wet." The contrapositive of this statement would be "If the roads are not wet, it did not rain."
The contrapositive is often used to prove the validity of a conditional statement. By proving the contrapositive, we are effectively proving the original statement, since the contrapositive is logically equivalent to the original statement.
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Which of the following LAN devices receives a signal on one port, and the forwards that signal only to the port where the destination device is connected?
a. Router
b. Network adapter
c. Hub
d. Switch
the answer is d. switch..
In this lab, your task is to configure internet explorer's settings as follows: configure how cookies are handled as follows: accept first-party cookies. block third-party cookies. always allows session cookies. configure an exception to always allow cookies from mybank. allow pop-ups when managing your money through mybank. set a blocking level for all other pop-ups to high. add additional internet security by setting the security level for the internet zone to high.
I configured Internet Explorer's settings to accept first-party cookies, block third-party cookies, always allow session cookies, allow pop-ups when managing my money through my bank, and set a high blocking level for all other pop-ups. Additionally, I added additional internet security by setting the security level for the internet zone too high.
Configuring Internet Explorer Settings for Enhanced Security and Pop-up ManagementOpen Internet Explorer.Click the Tools icon and select Internet Options.Click the Privacy tab.Under the Cookies section, select the Advanced button.Under the First-party Cookies section, select the radio button for "Accept".Under the Third-party Cookies section, select the radio button for "Block".Check the box next to "Always allow session cookies".Click the Manage Exceptions button.Add an exception for "mybank.com" with the radio button for "Allow".Click the OK button.Under the Pop-up Blocker section, select the radio button for "Allow pop-ups when managing your money through mybank".Select the radio button for "High" under the Pop-up Blocker Settings section.Click the Security tab.Select the slider for Internet to the "High" position.Click the OK button.Learn more about Database: https://brainly.com/question/518894
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1-
Refer to the tables. Which products are returned by the query below?
SELECT ProductName FROM Product P
WHERE NOT EXISTS (SELECT *
FROM Sales
WHERE ProductId = P.ProductId);
Group of answer choices
Romper, Pajama set
Onesies set, Sunsuit, Shorts set
Sunsuit, Romper, Onesies set
No products are returned
No products are returned by the query below. so the last option is correct.
How may a SQL query error be checked?Troubleshooting a SQL queryGo to the line in your SQL query that is failing.Verify the SQL syntax on the line of your SQL query that is failing.If the query makes use of joins, subqueries, or CTEs, check your query logic.Visit Troubleshooting error messages if you receive an error message that isn't related to your SQL query.
FROM Users, SELECT Username, Password. Additionally, every alternative is untrue.
Expressions in the query make it incompatible with the web. This error can happen when an expression cannot go to the server or when there is a server limitation.
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A frequency distribution is: a. A tabular summary of a set of data showing the fraction of items in each of several non-overlapping classes:
b. A graphical form of representing data
c. A tabular summary of a set of data showing the number of items in each of several non-overlapping classes
d. A graphical device for presenting qualitative data
A frequency distribution is a graphical device for presenting qualitative data. Thus, option D is correct.
What is Frequency distribution?Frequency distribution can be defined as a review of every particular value in some factor and the occasions they happen. That is, a frequency distribution determines the ways frequencies are appropriated over data.
Frequency distribution are generally utilized for outlining categorical values or variables.Thus it is tabular summation or summary of a data set that gives the relative frequency.
Therefore, A frequency distribution is a graphical device for presenting qualitative data. Thus, option D is correct.
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Team Formation HackerRank is organizing a chess tournament for its employees. There are n employees, having IDs 1, 2,.. n, where the th employee has rating denoted by rating[i]. Two employees can form a team if they have the same rating, and one employee can be in at most one team, There are q queries, each of the form (/, r). For each query, find the number of teams which can be formed considering employees with IDs [1, 1+1,.. r- 1, r]. All queries are independent of each other. Example: [[1,4], [3, 4]] Consider n = 4, rating = [2, 3, 4, 2], q= 2, queries • For the first query, all employees are considered. Employees with IDs 1 and 4 can be teamed as their ratings are the same. There are no other team formations possible. So, the number of teams is 1. • For the second query, employees 3 and 4 are considered, their ratings are [3, 4]. Since they are different, no teams can be formed. So, the number of teams is 0. Hence, the answer is [1, 0].
The input is the number of employees (n), the ratings of each employee (rating[i]), and a set of queries (q).
Count Teams// Function to find the number of teams
def numTeams(rating, n, queries):
# Initialize answer
ans = []
# Iterate over all the queries
for query in queries:
l = query[0]
r = query[1]
# Initialize count as 0
count = 0
# Iterate over the given range
# and find the number of teams
for i in range(l-1, r):
for j in range(i+1, r):
if (rating[i] == rating[j]):
count += 1
# Add the count to the answer
ans.append(count)
# Return the answer
return ans
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List the storage medium in order by the date it was first used. Assign the number 1 to the medium used first.
1. punch cards 2. magnetic tape 3. magnetic disk 4. CD and DVD 5. solid state storage
1. Punch cards 2. magnetic tape 3. magnetic disk 4. CD and DVD 5. solid state storage are the storage medium in order by the date it was first used.
What kind of storage medium is utilized?A storage medium can be an internal storage medium like a computer's SSD or a detachable device like an external HDD or USB flash drive. Non-volatile memory (NVM) cards, magnetic tape, and other forms of storage media also exist.
HDDs and SSDs are the two kinds of storage devices that computers use for additional storage. SSDs are gradually overtaking HDDs as the preferred secondary storage option, despite the fact that HDDs are the more established technology.
The Williams-Kilburn tube in the Manchester Mark I was the first "real" electronic storage system. In 1947, binary data was initially stored in a cathode ray tube similar to televisions.
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According to.............Network can be classified into client-server and peer to peer
According to computing networking, Network can be classified into client-server and peer to peer.
What are client-server and peer-to-peer networks?The peer-to-peer network links computers so that they can all share all of the resources or a portion of them. One or more central computers or servers that administer the resources and store the data are required for the client server networks to function.
In a client-server network, the server responds to client requests for services. Every node in a peer-to-peer network has the ability to request and provide services. 5. Compared to peer-to-peer networks, client-server networks are more expensive.
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data is the way in which data is presented or visualized to an audience to explain circumstances and decisions in professional settings. check answer
Data visualization typically involves the creation of graphs, charts, maps, diagrams, and other visualizations of data.
Data visualizationData visualization is used to make information easier to digest, to provide insights that would otherwise be difficult to identify, and to help users make decisions based on the available data.Data visualization is used in a variety of industries, from finance to healthcare, from education to business intelligence.Data visualization is the process of presenting data in a visual format such as graphs, charts, and maps. It is used to make data easier to understand and interpret, enabling audiences to draw insights and conclusions quickly.Data visualization can be used to provide an overview of a large data set, illustrate a point or trend, or explain complex relationships between multiple variables.It can also help identify patterns in data that might otherwise be difficult to spot.Data visualization is an important tool for business, government, and academic decision-making, as it allows stakeholders to identify and understand trends and relationships in data quickly and accurately.By presenting data in a visual format, data visualization helps to inform decision-making and can be used to increase understanding, drive efficiency, and create better strategies.To learn more about Data visualization refer to:
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Execute the steps of id3 algorithm for training a decision tree over this data (show all the steps, all your calculations, and draw all the intermediate decision trees)
Answer:
ID3 Algorithm is used for training a decision tree from a dataset. The steps for ID3 algorithm are as follows:
(1) Calculate the entropy of the target attribute: The entropy of the target attribute can be calculated by summing the products of the probabilities of each value of the target attribute and its logarithm base 2.
(2) Calculate the information gain for each attribute: The information gain for each attribute is calculated by subtracting the entropy of the target attribute from the entropy of the attribute after the dataset is split using the attribute.
(3) Select the attribute with the highest information gain: The attribute with the highest information gain is selected as the root node of the tree.
(4) Split the dataset based on the selected attribute: The dataset is split into subsets based on the values of the selected attribute.
(5) Create a branch for each subset and repeat steps 1-4 for each branch: For each branch, steps 1-4 are repeated until all the branches are completed.
Explanation:
For the given data, the target attribute is "Buy?" and the other attributes are "Age", "Employment", and "Student".
Entropy of the target attribute: P(Yes) = 2/5 P(No) = 3/5
Entropy = -(2/5 * log2(2/5)) - (3/5 * log2(3/5)) = 0.971
Information gain for each attribute:
Age:
P(Youth) = 2/5 P(Middle Aged) = 2/5 P(Senior) = 1/5
Entropy of Age = -(2/5 * log2(2/5)) - (2/5 * log2(2/5)) - (1/5 * log2(1/5)) = 0.971
Information gain = 0.971 - 0.971 = 0
Employment:
P(Employed) = 2/5 P(Unemployed) = 3/5
Entropy of Employment = -(2/5 * log2(2/5)) - (3/5 * log2(3/5)) = 0.971
Information gain = 0.971 - 0.971 = 0
Student:
In python"Define a class Person and its two child classes: Male and Female. All classes have a method "getGender" which can print "Male" for Male class and "Female" for Female class."
Answer:
Explanation:
class Person:
def getGender(self):
pass
class Male(Person):
def getGender(self):
print("Male")
class Female(Person):
def getGender(self):
print("Female")
Suppose ArrayList x contains two strings [Beijing, Singapore]. Which of the following methods will cause the list to become [Beijing, Chicago, Singapore]?
x.add(1, "Chicago")
x.add("Chicago")
x.add(2, "Chicago")
x.add(0, "Chicago")
Become [Singapore, Beijing, Chicago] x. (1, "Chicago"). To determine whether a Java Array List contains a specific item, use the contains() function.
What is Java Array?Instead of creating distinct variables for each item, arrays are used to store numerous values in a single variable. Specify the variable type in square brackets before declaring an array: String[] vehicles; At this point, we have declared a variable that contains an array of strings.Data of similar types are gathered in an array. As an illustration, we could make a string type array that can hold 100 names if we wanted to record the names of 100 different persons. String[] array equals new String[100]; Only 100 names can be stored in the aforementioned array in this case.Non-primitive data types called arrays in Java are used to hold elements of the same type in memory.To learn more about Java Array refer to:
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according to the lesson, which of the following was not caused by the expansion of railroad networks?
The invention of the automobile.
Which of the following was not caused by the expansion of railroad networks?One of the things that was not caused by the expansion of railroad networks in the 19th century was the rise of the automobile. This is because the invention of the automobile did not come until the early 20th century, long after the railroad networks had already been established throughout the United States and Europe. The expansion of railroad networks in the 19th century had a large and lasting impact on the industrialized world. It provided a way for people to move goods and services quickly and cheaply across the country. This allowed for a rapid expansion of trade and commerce, and it enabled the growth of cities and industries. It also provided a way for people to travel more easily, allowing for the growth of tourism and pleasure trips. This phenomenon of technological change and development being driven by the expansion of railroad networks in the 19th century is often referred to as the Rail Revolution. This revolution transformed the way that people interacted with the world, and it enabled the growth of industry and commerce in a way that had never been seen before.To learn more about The invention of the automobile refer to:
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A user enters a Web address in a browser, and a request for a file is sent to a Web server. Which of the following best describes how the file is sent to the user?
A) The file is broken into packets for transmission. The packets must be reassembled upon receipt.
B) The file is broken into packets for transmission. The user's browser must request each packet in order until all packets are received.
C) The server attempts to connect directly to the user's computer. If the connection is successful, the entire file is sent. If the connection is unsuccessful, an error message is sent to the user.
D) The server repeatedly attempts to connect directly to the user's computer until a connection is made. Once the connection is made, the entire file is sent.
The correct option is A) the file is broken into packets for transmission. The packets must be reassembled upon receipt.
When a user enters a Web address in a browser and requests a file, the browser sends a request to the Web server to retrieve the file. The Web server then sends the requested file to the browser. However, due to the large size of many files, the file is broken into smaller packets of data before transmission.
Each packet is then sent individually over the network, using a protocol such as the Transmission Control Protocol (TCP). This is done to ensure that the data is transmitted reliably and in order, even if some packets are lost or delayed during transmission. The packets are transmitted from the server to the user's browser and then reassembled by the browser into the original file.
The reassembling of the packets is important because it ensures that the file is received in its original form, with all its contents intact. If a packet is lost or corrupted during transmission, the receiver can request the transmission of that packet again, reducing the risk of data loss.
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Which of the following is the term for the ability to access all data for an entity regardless of where it might exist?
The term for the ability to access all data for an entity regardless of where it might exist is called data integration.
Data integration is the process of combining data from multiple sources into a single unified view, which allows for easier analysis and more comprehensive understanding of the data.
Additionally, data integration can help to reduce costs associated with data storage, as the data can be stored in a single, unified system.
Data integration involves a range of technologies, including ETL (Extract, Transform, Load) processes, business intelligence tools, and data warehouses. These tools help to automate the process of combining data from multiple sources and enabling access to the data from any source.
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Write an expression whose value is the number of bytes that an int variable occupies on whatever machine the expression is executed on.
Spec Info: Please solve the problem using the C++ language.
sizeof(int); an expression whose value is the number of bytes that an int variable takes up on the machine on which the expression is run.
How big is int?sizeof(* int) returns the byte size of the address value. address that links to a byte position in memory that stores an int value. On a 32-bit machine, the address values are typically 4 byte integers, so sizeof(*int) returns 4.
What is the function sizeof ()?The sizeof operator returns the amount of storage needed to store an object of the operand's type in bytes. You can avoid defining machine-dependent data sizes in your programs by using this operator.
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write a pseudocode statement that declares are variable total so it can hold integers. initialize the variable with the value?
Answer:
DECLARE total AS INTEGER
INITIALIZE total WITH "?"
Explanation:
This declares the variable total as an integer data type and initializes it with the value ?. The value ? is used to indicate that the variable has not been assigned a specific value yet. In some programming languages, this value might be treated as an error or a special value such as "null" or "undefined".
mitch, an attorney, accepts an offer for an attorney position at the firm. grisham, the managing partner of the firm, sends mitch an employment policy manual, which contains policies regarding attendance and confidentiality prior to mitch's first day. grisham includes a note advising mitch to carefully review the manual as he would be expected to adhere to its policies. during his first week at the firm, mitch is seen leaving the office at noon with copies of files tucked under his arm and not returning. he is also observed giving the copied files to a man not associated with the firm. at the end of the week, mitch is terminated for violating the terms of the employment policy manual. which of the following is true?
The Employment Policy Manual is part of the implied contract between Mitch and The Firm. An implied contract typically arises as a result of a written presumption of employment or an oral hiring agreement from an employer or corporate representative.
These agreements are typically made by an oral agreement that becomes a written employment contract or through an employee handbook. During the initial training phase or with policies and written guarantees that the employer would supply at some point in the first few weeks or months of employment, some employees sign employment documentation. The working connection between the person and the company is then established by the implied contract, which may lead to promotion, position changes, raises, and continuous pay.
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Complete question:
mitch, an attorney, accepts an offer for an attorney position at the firm. grisham, the managing partner of the firm, sends mitch an employment policy manual, which contains policies regarding attendance and confidentiality prior to mitch's first day. grisham includes a note advising mitch to carefully review the manual as he would be expected to adhere to its policies. during his first week at the firm, mitch is seen leaving the office at noon with copies of files tucked under his arm and not returning. he is also observed giving the copied files to a man not associated with the firm. at the end of the week, mitch is terminated for violating the terms of the employment policy manual.
Which of the following is true?
Mitch may recover his moving expenses under the doctrine of promissory estoppel.The Firm breached its express contract with Mitch by terminating him.The Employment Policy Manual is part of the implied contract between Mitch and The Firm.The Firm may recover Mitch's salary under the doctrine of quasi-contract."The Employment Policy Manual is part of the implied contract between Mitch and The Firm.The n-th order Taylor-series approximation to cosine is given by n Tn= ∑ (−1)^k / (2k)! x^2kk=0because cos(x)=n→[infinity]limTn. In this problem you will calculate the third-order Taylor-series approximation, i.e.,n Tn= ∑ (−1)^k / (2k)! x^2k = 1− x^2/2 + x^4/4! + x^6/6!k=0(a) Create the arrayxwith 100 equally spaced points in the interval[−π,π]. Save that array to the variable A13. (b) Use a for loop to calculate the third-order Taylor-series approximation to cosine using the sum formula above. You should not be writing each term, instead use a for loop to calculate the sum! Save the result, an array with 100 elements, to the variable A14.
To calculate the third-order Taylor-series approximation to cosine , you can use the sum formula given: n Tn= ∑ (−1)^k / (2k)! x^2k = 1− x^2/2 + x^4/4! + x^6/6!k=0
First, you can create an array x with 100 equally spaced points in the interval [-π,π] and save it to the variable A13. Then, you can use a for loop to calculate the sum:
A14 = []
for x in A13:
sum = 1 - (x**2/2) + (x**4/(4*math.factorial(4))) + (x**6/(6*math.factorial(6)))
A14.append(sum)
This for loop will iterate through the elements of the A13 array and calculate the sum, which is then appended to the A14 array.
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You're asked to design a network for use in a training environment. It should be mobile, easy to set up,
and simple to tear down. Speed is not an issue. Develop a network design that accommodates these
requirements and keeps costs down.
Answer:
A network design that would accommodate the requirements of being mobile, easy to set up, and simple to tear down while also keeping costs down would include the following components:
Wireless access points: These can be easily set up and taken down as needed, and provide mobile connectivity for users. They can also be configured to provide a secure network.
Switches: Simple, unmanaged switches can be used to connect wireless access points and other network devices. These can also be easily set up and taken down.
Cables: Ethernet cables can be used to connect switches and other network devices. These can be easily transported and set up as needed.
Routers: A simple router with built-in wireless capabilities can be used to provide Internet access and network security.
Laptops or tablets: These can be used as mobile devices for users to access the network and complete their training.
By using these simple and cost-effective components, the network can be easily set up and taken down as needed, while also providing mobile connectivity and basic security for users.
Explanation:
a threat actor employed by the victimized organization who purchases and deploys their own devices in the enterprise network is referred to as which of the following? a. Cyberterrorist
b. Competitor
c. Broker
d. Shadow IT
A threat actor employed by the victimized organization who purchases and deploys their own devices in the enterprise network is referred to as an "insider threat."
who purchases and deploys their own devices in the enterprise network is referred to as?Insider threats can take many forms, including:
Employees or contractors who steal sensitive information for personal gain or to provide it to a competitor.Employees or contractors who intentionally or unintentionally cause harm to the organization's operations, such as by inadvertently installing malware or deleting important files.Employees or contractors who use the organization's resources for personal gain, such as by running a business on company time or using company equipment for personal purposes.Employees or contractors who abuse their access privileges, such as by looking at sensitive information they are not authorized to view or sharing login credentials with others.Insider threats are considered more dangerous than external threats, because these actors have access to sensitive information and can move around within the network unnoticed. To mitigate insider threat organizations can implement technical controls such as data loss prevention, access controls, and user activity monitoring, and also can have strict policies and procedures in place and conducting regular background checks, providing training, and promoting a culture of security within the organization.
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Suggest why it is important to make a distinction between developing the user requirements and developing system requirements in the requirements engineering process.
Answer:
Distinguishing between user requirements and system requirements is important in the requirements engineering process for several reasons:
1. User requirements capture the needs, goals, and expectations of the end-users, while system requirements specify the necessary functions, features, and constraints of the system that will be built to meet those needs. This distinction ensures that the system being built is tailored to the specific needs of the users it is intended to serve.
2. User requirements are typically more abstract and user-centered, while system requirements are more concrete and technical in nature. By making this distinction, developers can better understand the user perspective and translate that into a functional system design.
3. Different stakeholders, such as end-users, developers, and project managers, may have different priorities and perspectives on the project. By clearly identifying user and system requirements, stakeholders can work together more effectively to ensure that the final system meets the needs of all parties involved.
4. Clearly distinguishing between user and system requirements also helps to ensure that the final system is testable and verifiable, which is crucial for ensuring the quality and reliability of the system.
Which of the following codes uses the artist layer to create a stacked area plot of the data in the pandas dataframe, area_df?import matplotlib.pyplot as plt area_df.plot(type='area', figsize=(20, 10)) plt.set_title('Plot Title') plt.set_ylabel('Vertical Axis Label') plt.set_xlabel('Horizontal Axis Label') plt.show()ax = area_df.plot(kind='area', figsize=(20, 10)) ax.title('Plot Title') ax.ylabel('Vertical Axis Label') ax.xlabel('Horizontal Axis Label')import matplotlib.pyplot as plt area_df.plot(kind='area', figsize=(20, 10)) plt.title('Plot Title') plt.ylabel('Vertical Axis Label') plt.xlabel('Horizontal Axis Label') plt.show()ax = area_df.plot(kind='area', figsize=(20, 10)) ax.set_title('Plot Title') ax.set_ylabel('Vertical Axis Label') ax.set_xlabel('Horizontal Axis Label')ax = area_df.plot(type='area', figsize=(20, 10)) ax.set_title('Plot Title') ax.set_ylabel('Vertical Axis Label') ax.set_xlabel('Horizontal Axis Label')
The codes use the artist layer to create a stacked area plot of the data is ax = area_df.plot(kind='area', figsize=(20, 10)), ax.set_title('Plot Title'), ax.set_ylabel('Vertical Axis Label'), ax.set_xlabel('Horizontal Axis Label'). The correct option is B.
What is coding?Coding is a type of computer language that facilitates communication with computers. Human languages are not understood by computers. Coding enables interaction between people and computers.
Code tells the computer what actions to take and which tasks to complete.
Therefore, the correct option is B, ax = area_df.plot(kind='area', figsize=(20, 10)), ax.set_title('Plot Title'), ax.set_ylabel('Vertical Axis Label'), ax.set_xlabel('Horizontal Axis Label').
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An organization regularly scans its infrastructure for missing security patches but is concerned about hackers gaining access to the scanner’s account. Which of following the BEST to minimize the risk while ensuring the scans are useful?Require a complex, eight-character password that is updated every 90 daysPerform only non-intrusive scans of workstationsUse non-credentialed scans against high-risk serversLog and alert on unusual scanner account logon times
Option C: While non-credentialed scans omit to offer authentication credentials, credentialed scans employ legitimate authentication credentials to simulate threat actors.
What is the main distinction between scans with and without credentials?By searching for issues that cannot be observed from the network, credential-based vulnerability assessments, which use the admin account, provide a more thorough review. By focusing just on the network services that the host has exposed, non-credentialed scans, on the other hand, give a rapid overview of vulnerabilities.
What is the main distinction between scans with and without credentials? While non-credentialed scans do not give authentication credentials, credentialed scans employ legitimate authentication credentials to impersonate threat actors.
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You are supporting your company's security team's task of increasing security for the company's wireless network. your company recently performed a factory reset on the wireless access point. you perform a wireless analysis and notice the company now has a new network name. which of the following techniques could you use to increase the security of the wireless network? Change the default SSID
Increase the radio transmission power
Change the firewall settings
Implement WEP
The technique that you could use to increase the security of the wireless network is to change the default SSID. The correct option is A.
What is a wireless network?
A computer network that uses wireless data links between network nodes is referred to as a wireless network.
You may already be familiar with some of these terms: Examples of "wireless" include radio and television transmission, radar, cellular communication, global positioning systems (GPS), WiFi, Bluetooth, and radio frequency identification, all of which have drastically different applications in various circumstances.
Therefore, the correct option is A. Change the default SSID.
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A business analyst is assisting a team that is developing functional requirements for a new cloud-based network security operations center. Which of the following staff members should she interview? O Chief Operations Officer O Network Security engineers O Chief Information Officer O Cloud services vendor
Pay close attention to the interviewer. Make certain that you respond to the question posed by the interviewer. Connect your abilities, successes, and goals to the requirements of the firm. When feasible, use the SARA approach to provide particular instances (Situation, Action, Result, Application).
Employers may frequently request that an HR recruiter conduct an initial interview to evaluate whether a candidate is really interested in the role and a suitable match for the firm. This makes sense since the firm will not want to spend the time of its employees—or your time—if you are not a suitable fit. According to Lumen Learning, the interviewee is the one who conducts the interview and spends their time answering questions. The interviewer, on the other hand, always asks the questions. Screening interviews, stress interviews, behavioral interviews, the audition, group interviews, telephone, lunch interviews, video interviews, and sequential interviews are the nine types of interviews.
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Write a program that reads a person's first and last names separated by a space, assuming the first and last names are both single words. Then the program outputs last name, comma, first name. End with newline.
Example output if the input is: Maya Jones Jones, Maya 1 test passed 1 import java.util.Scanner; 2 3 public class SpaceReplace { 4 public static void main(String[] args) { 5 Scanner scnr = new Scanner(System.in); 6 String firstName; 7 String lastName; 8 9 } 10 } All tests passed Run Print a message telling a user to press the letter ToQuit key numPresses times to quit. End with newline. Ex: If letter ToQuit = 'q' and numPresses = 2, print: Press the q key 2 times to quit. 1 test passed All tests passed 1 import java.util.Scanner; 2 3 public class QuitScreen { 4 public static void main(String[] args) { 5 Scanner scnr = new Scanner(System.in); 6 char letterToQuit; 7 int numPresses; 8 9 letter ToQuit = scnr.next().charAt(0); 10 numPresses = scnr.nextInt(); 11 12 \* Your solution goes here */ 13 14 } 15 ] Run View your last submission V Feedback? Output all combinations of character variables a, b, and c, in the order shown below. If a = 'X', b = 'y', and c = 'z', then the output is: xyz xzy yxz yzx zxy zyx Note: If outputting multiple character variables with one statement, the argument for System.out.print() should start with "' + Your code will be tested in three different programs, with a, b, c assigned with 'X', 'y', 'z', then with '#,$,'%', then with '1','2','3' 1 test passed All tests passed 1 import java.util.Scanner; 2 public class Output Combinations { 3 public static void main(String[] args) { 4 Scanner scnr = new Scanner(System.in); 5 char a; 6 char b; 7 char c; 8 9 a = scnr.next().charAt(0); 10 b = scnr.next().charAt(0); 11 C = scnr.next().charAt(0); 12 13 /* Your solution goes here */ 14 15 System.out.println(""); 16 } 17 } Run Feedback?
Here is a Java program that reads a person's first and last names separated by a space and outputs the last name, comma, first name:
import java.util.Scanner;
public class SpaceReplace {
public static void main(String[] args) {
Scanner scnr = new Scanner(System.in);
String firstName;
String lastName;
firstName = scnr.next();
lastName = scnr.next();
System.out.println(lastName + ", " + firstName);
}
}
And here is a Java program that prints a message telling the user to press the letterToQuit key numPresses times to quit:
import java.util.Scanner;
public class QuitScreen {
public static void main(String[] args) {
Scanner scnr = new Scanner(System.in);
char letterToQuit;
int numPresses;
letterToQuit = scnr.next().charAt(0);
numPresses = scnr.nextInt();
System.out.println("Press the " + letterToQuit + " key " + numPresses + " times to quit.");
}
}
And here is a Java program that outputs all combinations of character variables a, b, and c, in the order shown below:
import java.util.Scanner;
public class OutputCombinations {
public static void main(String[] args) {
Scanner scnr = new Scanner(System.in);
char a;
char b;
char c;
a = scnr.next().charAt(0);
b = scnr.next().charAt(0);
c = scnr.next().charAt(0);
System.out.println(a + "" + b + "" + c);
System.out.println(a + "" + c + "" + b);
System.out.println(b + "" + a + "" + c);
System.out.println(b + "" + c + "" + a);
System.out.println(c + "" + a + "" + b);
System.out.println(c + "" + b + "" + a);
}
}
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