Which part of the computer coordinates all computer operations and performs arithmetic and logical operations on data

Answers

Answer 1

Answer:

A central processing unit (CPU) is the electronic circuitry within a computer that carries out the instructions of a computer program by performing the basic arithmetic, logical, control and input/output (I/O) operations specified by the instructions. The term has been used in the computer industry at least since the early 1960s.


Related Questions

Why linked list is better than an array?

Answers

In conclusion there are many different data structures. Each data structure has strengths and weaknesses which affect performance depending on the task. Today, we explored two data structures: arrays and linked lists. Arrays allow random access and require less memory per element (do not need space for pointers) while lacking efficiency for insertion/deletion operations and memory allocation. On the contrary, linked lists are dynamic and have faster insertion/deletion time complexities. However, linked list have a slower search time and pointers require additional memory per element in the list. Figure 10 below summarizes the strength and weakness of arrays and linked lists.

a
2 A car is fitted with the latest GPS navigation system. This device is controlled
by an embedded system in the form of a microcontroller.
Describe the inputs needed by the embedded system and describe which
outputs you would expect it to produce.
b Since updates to the GPS device are required every six months, explain how
the device is updated without the need to take the car to the garage every six
months.

Answers

Answer:

It probaly connected to the internet in some way to resieve updates

Hope This Helps!!!

write down the application areas of an ICT?​

Answers

Answer:

These are internet, telephone, mobile phone, TV, radio and office automation systems such as word-processing, fax, audio conferencing, video conferencing, computer conferencing, multimedia, etc, through the use of networks of satellite and fiber optics..

Explanation:

hope its help

Matching parentheses. An math expression may have a number of parentheses like (, ), [, ], { and }. Each openning parenthesis (, or [, or { must be macthed by a corresponding closing parenthsis ), or ] or }. For example, 12 { 34 / [ 6 * ( 55 - 10 ) / ( 100 20 ) ] } has matched pairs of parentheses, while 12 { 34 / ( 6 * ) ] } does not. Write a function to check whether an input math expression has matched parentheses. The header of the function is given as follows:
bool match( const char exp [ ], const int s);
The input math express is store in the char array exp, and the size of exp is s. It returns true if all parentheses are matched or false otherwise.

Answers

C++ Code

#include
using namespace std;

bool match(const char exp[],const int s)
{
// declare a character array to perform stack operations
char stack[s];

// declare top and initialize to -1 and flag to 0
int top=-1,i,flag=0;

// visit all characters in the expression string
for(i=0;i {
// if the character is [ or ( or { then push it into stack
if(exp[i]=='[' || exp[i]=='(' || exp[i]=='{')
{
top++;
stack[top]=exp[i];
}
// if the character is ] or ) or } then check conditions
else if(exp[i]==']' || exp[i]==')' || exp[i]=='}')
{
// check stack is empty or not
if(top!=-1)
{
// check all possible failure conditions
if(exp[i]==')' && (stack[top] == '{' || stack[top]=='['))
{
flag = 1;
break;
}
else if(exp[i]==']' && (stack[top] == '{' || stack[top]=='('))
{
flag = 1;
break;
}
else if(exp[i]=='}' && (stack[top] == '(' || stack[top]=='['))
{
flag = 1;
break;
}
top--;
}
else
{
flag=1;
break;
}
}
}
// after visiting all characters of expression string check if stack is not empty and flag is 1. if any one of the condition is true return false. otherwise return true

if(top>=0 || flag==1)
return false;
else
return true;
}

int main()
{

// declare character array to store expression
char exp[10000];
cout<<"Enter an Expression"<
// read expression from user
cin.getline(exp, 10000);
int s=0;

// find the length of the expression string
for(int i=0;exp[i]!='\0';i++)
{
s++;
}

// call the match function
bool status = match(exp,s);

// print the result based on value returned by match() function
if(status == 1)
cout<<"true"< else
cout<<"false"<
}


Sample Input/Output is attached

difference between syntax error and semantics
error

Answers

Answer:

The syntax error is an incorrect construction of the source code, whereas a semantic error is erroneous logic that produces the wrong result when executed.

Explanation:

Syntax

It refers to the rules of any statement in the programming language.

Semantics

It refers to the meaning associated with any statement in the programming language

Filtering is a function of _____.

Answers

The answer is: switches.

Explanation:

Filtering is a function of switches.

Compare and contrast the android and windows operating systems

Answers

The main difference between Windows and OS X is the computer you can use it with. OS X is exclusively for Apple computers, commonly known as Macs, while Windows is basically for any personal computer from any company.

explain the use of mail merge feature.
pls help​

Answers

Mail Merge is a handy feature that incorporates data from both Microsoft Word and Microsoft Excel and allows you to create multiple documents at once, such as letters, saving you the time and effort of retyping the same letter over and over.

Question 4 A data analyst wants to include a line of code directly in their .rmd file in order to explain their process more clearly. What is this code called

Answers

A line of code that can be inserted directly into a .rmd file is called an inline code.

R Markdown (.rmd file) is a file format that is typically used for making dynamic documents by using R Studio and R programming language. Also, R Markdown files can be used in the following ways:

To save, organize, and document an executable code.To create a record of any cleaning process.To generate reports containing an executable code for stakeholders.

In R Studio, an inline code is a line of code that can be inserted directly into a R Markdown (.rmd file), in order to explain a process more clearly.

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Which of the following is NOT an example of editing?
O Adjusting photos
O Cutting video and audio
O Proofreading written content
O Designing graphics

Answers

Answer:

ang answer po at proofreading written

content

Explanation:

if I wrong please correction me!

A sample member of the list data is a1 = ['male', True] where the second item is True if the person is on the phone.

for item in data:
if item[0] == 'male':
males = males + 1
if item[___
]:
malesOnPhone = malesOnPhone + 1
Choices are 1, 2, 3. Answer is for if item[___]:

Answers

Answer:

0

Explanation:
In the lists, indexation starts from 0, because of that in if statement we compare item[0] which is 'male' and 'male', and then males is itterated within for loop.

Three steps can be taken to construct a list of elements using a for loop: Make an empty list appear. Iterate through an iterable or set of elements. Add each component to the list's end.

What loop for sample member of the list data?

An Array List can be looped through using an Iterator. If there are additional members in the Array List, the method hasNext() returns true; otherwise, it returns false. If there is no next element, the method next() raises the No Such Element Exception and returns the next element in the Array List.

FOR LOOPS and WHILE LOOPS are two popular types of loops. A For loop runs a variable number of times. LOOP TYPE — FOR LOOP When you know how many times you want to run an algorithm before stopping, you use for loops.

Therefore, Since indexation in lists begins at 0, we must compare item[0], which is “male,” with “male” in the if statement before iterating through males in the for loop.

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- Are you interested in modern technology? Why/why not?​

Answers

Answer:

yes

Explanation:

cause it is very intrested

LIKE sitting in the house and turning on your car and alexa all the stuff

You enter a hardware store where you have an account, pick up a pair of $5.00 pliers, and wave them at the manager as you leave the store. This would be an example of a(n):

Answers

Shoplifting! Did he pay for those?!?!

The given situation is an example of shoplifting.

What is hardware?

All the mechanical components made of simply plastic or metal used in houses or industries are termed as hardware.

You enter a hardware store where you have an account, pick up a pair of $5.00 pliers, and wave them at the manager as you leave the store.

This gives an idea of the shoplifting, as he hold the account with them. He doesn't need to pay every time he buys anything.

This, this would be an example of shoplifting.

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If a client must wait too long for software that works, he might attempt to add requests for more and more features to be added to the program. This is known as ________.

Answers

Answer:

scope creep

Explanation:

Which type of transaction cannot be tagged at this time within Quickbooks online

Answers

you can't tag general journal entries or transfers. You also can't tag things like customers or items.

The type of transaction cannot be tagged at this time within Quickbooks online is "Invoice Delayed Credit". The correct option is 4.

What is Invoice Delayed Credit?

A delayed credit is a non-posting transaction that you can add to a client's invoice at a later time.

Reimbursing a customer's money involves posting a transaction known as a refund. The use of credit notes to reduce an outstanding customer amount follows from this. Delayed Credits are only permitted on invoices.

In QuickBooks Online, "Invoice Delayed Credit" transaction types cannot currently be tagged.

To aid with organization and tracking, QuickBooks Online users can assign labels or categories to bank deposits, purchase orders, journal entries, and other transactions.

The transaction type "Invoice Delayed Credit" cannot be labeled in QuickBooks Online, nevertheless. Instead, you can change the amount owed by applying a credit memo to an invoice.

Thus, the correct option is 4.

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Which type of transaction cannot be tagged at this time within QuickBooks Online?

Bank deposit O Purchase order O Journal entry O Invoice Delayed credit

match the following. dont answer if you dont know please.

Answers

Answer:

instructions= command

the background screen on a computer= desktop

an organized system= folder

list of commands= GUI

performing more then 1 task= multi tasking

an object that contains multiple files= dictionary

graphical user inference= menu

Explanation:

hope this help :)

When using wildcards and the matching case option, which of the following would not be found by entering on in the Find dialog box?
1. den
2. down
3.Dayton
4. documentation

Answers

There are different types of Wildcard. The option that would not be found by entering on in the Find dialog box is called  Dayton.

Wildcard  is commonly known wild character or wildcard character. It is known as a symbol that is often used in place of or to stand for one or more characters.

Some wildcards are;

The asterisk (*)The question mark (?) Percent ( % )

Wildcards are said to be universally used. Dayton cannot be found because it is not a wildcard but a name of a person.

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what does PR stand for ?

Answers

Answer:

Public Relations or Pull Request (computer programming)

Explanation:

Hope this helps

what is operating system?​

Answers

The software that supports a computer's basic functions, such as scheduling tasks, executing applications, and controlling peripherals.

A Product Manager has been given responsibility for overseeing the development of a new software application that will be deployed to a group of Accenture clients.

What would be the most time-saving and cost-effective way for the Product Manager to address the new application’s security considerations?


Utilize a DevSecOps approach to incorporate security into the development process from the beginning.


Schedule development of security features after the application’s initial release.


Design the application’s security features after the application’s initial build is complete.


Contract with an external vendor to develop a security solution separately from the main application.


I don't know this yet.

Answers

There are different software that has been developed today. The most time-saving and cost-effective way is to Design the application’s security features after the application’s initial build is complete.

Accenture is known for their work in improving business needs. They are constantly shifting to a new method of delivering information technology.

They are known to embed security into the product development life cycle helps secure the business and also keeping speed and assisting to remove friction.

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What type of system software manages memory?

Answers

Answer:

"Operating System"

Explanation:

The type of system software that manages memory is an operating system. To manage memory, the operating system employs a number of software strategies.

What is system software?

The most crucial piece of software that runs on a computer is the operating system. It controls the memory, operations, software, and hardware of the computer.

You can converse with the computer using this method even if you don't understand its language. Memory connections are the structures that come before and after all memory areas, whether they are allocated or available.

Working memory, short-term memory, and long-term memory are the three primary categories of memory. While long-term memory stores your enduring memories, working memory and short-term memory enable you to retain and use transient information.

Therefore, an operating system is a sort of system software that controls memory.

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An input statement is used to interact with the user of a program.
True False

Answers

Answer:

True.

Explanation:

An input statement asks a user a question, where the user has to input a value for the program to move forward. This means that yes, the program does interact with the user.

how many MB are there in 1000 KB?

Answers

Answer:

1 megabyte

Explanation:

Ok so there should be 1

Yvonne is matting a series of photos as an anniversary gift for her parents. She hopes that they will cherish this gift for years to come but is concerned because she can’t afford the really nice mat board. What is Yvonne MOST LIKELY worried about?

A.
that the mat will turn black

B.
that the mat will take over the picture

C.
that the mat will disintegrate

D.
that the mat will discolor and deteriorate

Answers

Answer:

That the mat will discolor and deteriorate

Explanation:

D

Yvonne will most likely worry that the mat will discolor and deteriorate. The correct option is D.

What is matting in photos?

Matting is a decorative border that surrounds the artwork. It is typically built of mat board, a type of board designed specifically for this purpose. After cutting the mat board to size, one or more holes (entries) are cut in the mat board to act as windows for displaying art.

Matting is the technique of separating an image's foreground and background components. Typically, the photos are of a frame or a video file. It adds a decorative edge to the print and a mechanism for hanging the photo.

Matting involves using a front or window mat to separate the image from the frame's glass and to give an extra border around the photo.

Therefore, the correct option is D. that the mat will discolor and deteriorate.

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Write a program that generates 100 random numbers and keeps a count of how many of those random numbers are even and how many of them are odd.

Answers

Answer:

import random

numbers = []

even = 0

odd = 0

for i in range(100):

   numbers.append(random.randint(1, 200))

for i in range(100):

   if numbers[i] % 2 == 0:

       even += 1

   else:

       odd += 1

print("Even:", even)

print("Odd:", odd)

Explanation:

Gg ez.

state the base of correct addition of 27 + 6 =34​

Answers

Answer:

9

Explanation:

lets do calculations with ONLY the rightmost digits, ie., 7 + 6 = 4, so we're ignoring the carry.

Then, following must be true as well:

7+5 = 3

7+4 = 2

7+3 = 1

7+2 = 0 <= this reveals our base 9

7+1 = 8

7+0 = 7

Create a Python script that will compare two (2) numbers entered by the user. Refer to the attached image and to the following algorithm. There is no need to create a class similar to how Java works.

3.1. User enters the first number.
3.2. User enters the second number.
3.3. If the first number is less than, greater than, or equal the second number, a message is displayed.

Please Help me. Thank You!
Marry Christmas!​

Answers

x = int(input("Enter first number\n"))

y = int(input("Enter second number\n"))

if x > y:

   print(x, "is greater than", y)

elif x < y:

   print(x, "is less than", y)

else:

   print(x, "is equal to", y)

i'm not the greatest coder, but it works :)

Complete the sentence based on the given information.

______ are responsible for analyzing the client business model, whereas _____ are responsible for identifying errors in the software product to confirm that it meets the client model.

Answers

Answer:

blank answer so brainly doesnt delete your question.

Explanation:

describe the process of terminating a crossover cable​

Answers

Background: In the Information Technology World, the Ethernet cable has been the most trusted medium that is link computers to the world wide web. However, in recent years, wireless technology has limited the use of the Ethernet cable. Nonetheless, true computer geeks know that in order to receive optimum speed within a computer network in a business or inside our homes; the proper cabling technics are crucial when installing a computer network. Therefore, this instructable will provide step-by-step procedures on the proper way to terminate a CAT 6 cable using the TIA 568B standard for a straight-through cable. The procedures used for the straight-through cable can also be utilized to terminate a cross-over and roll-over cable.

Cable Pin-outs: Straight-Through, Cross-over, and Roll-over cables

Step 1: Prepare the cable

Using the cable snips, remove approximately one half inch of outer cable sheath/jacketing from each cable end.

Step 2: Cut cable wires to the appropriate length

Cutting the wires to the proper length allows for the CAT 6 cable to properly fit in the RJ-45 connector.

Step 3: Align cable wires for the specific configuration that will be terminated

The alignment of the wires will ensure they enter the proper channel within the RJ-45 connector when inserting the wires.

Step 4. Slide cable into the RJ-45 Connector

When sliding the cable into the RJ-45 connector, use enough force to ensure the end of the wires are seated firmly at the end of the RJ-45 connector channels.

Step 5. Insert the RJ-45 connector in the crimping tool and Crimp the RJ-45 connector

When inserting the cable into the crimping tool, use enough force to ensure that the cable doesn’t slide out of the crimping tool and the wires do not become misaligned. In addition, while crimping the connector, use enough force to push the copper conductors down on to the wires and the plastic tab on to the outer sheath of the cable. You will hear a click once all the copper tabs are seated properly.

Step 6. Perform a visual inspection of the connector

The visual inspection is to ensure that the connector is properly terminated to the cable. Look for issues with wire alignment and connector looseness.

Step 7. Repeat steps to terminate multiple connectors.

The program allows the user to type in any linux command and then executes that command, such as "pwd" or "echo". The problem is that it should allow multiple commands to be typed in and executed at the same time, but it only allows one at a time currently. Please help fix it so it allows multiple commands to be typed and executed.
Code:
#include
#include
#include
#include
#include
#include
void parse(char *line, char **argv)
{
while (*line != '\0') { /* if not the end of line ....... */
while (*line == ' ' || *line == '\t' || *line == '\n')
*line++ = '\0'; /* replace white spaces with 0 */
*argv++ = line; /* save the argument position */
while (*line != '\0' && *line != ' ' &&
*line != '\t' && *line != '\n')
line++; /* skip the argument until ... */
}
*argv = '\0'; /* mark the end of argument list */
}
void execute(char **argv)
{
pid_t pid;
int status;
if ((pid = fork()) < 0) { /* fork a child process */
printf("*** ERROR: forking child process failed\n");
exit(1);
}
else if (pid == 0) { /* for the child process: */
if (execvp(*argv, argv) < 0) { /* execute the command */
printf("*** ERROR: exec failed\n");
exit(1);
}
}
else { /* for the parent: */
while (wait(&status) != pid) /* wait for completion */
;
}
}
void main(void)
{
char line[1024]; /* the input line */
char *argv[64]; /* the command line argument */
while (1) { /* repeat until done .... */
printf("Enter Shell Command -> "); /* display a prompt */
fgets(line, 1024, stdin); /* read in the command line */
printf("\n");
parse(line, argv); /* parse the line */
if (strcmp(argv[0], "exit") == 0) /* is it an "exit"? */
exit(0); /* exit if it is */
execute(argv); /* otherwise, execute the command */
}
}
This function receives a commend line argument list with the */ /* the first argument being cd and the next argument being the */ /* directory to change.

Answers

Where is the question
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