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ANTONII
3 months ago
10

The part of the computer that contains the brain, or central processing unit, is also known as the A.monitor B.modem C.keyboard

D.system unit
Computers and Technology
1 answer:
Harlamova29_29 [1K]3 months ago
5 0
<span>The portion of the computer that houses the brain, or central processing unit, is referred to as the System Unit. The CPU is crucial as it serves as the main element within the computer. Without the CPU, no calculations occur. It instructs the entire computer system to execute the stored program instructions.</span>
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Assume that the following variables have been properly declared and initialized.
ivann1987 [1066]

Answer:

boolean rsvp;

int selection;

String option1;

String option2;

(a) if(rsvp){

System.out.println("Attending");

} else {

System.out.println("Not attending");

}

(b) if (selection == 1){

System.out.println("Beef");

} else if (selection == 2){

System.out.println("Chicken");

} else if (selection == 3) {

System.out.println("Pasta");

} else {

System.out.println("Fish");

}

(c) switch(selection){

case 1:

if(rsvp){

option1 = "Thanks for attending. You will be served beef.";

} else{

option1 = "Sorry you can't make it";

}

break;

case 2:

if(rsvp){

option1 = "Thanks for attending. You will be served chicken.";

} else{

option1 = "Sorry you can't make it";

}

break;

case 3:

if(rsvp){

option1 = "Thanks for attending. You will be served pasta.";

} else{

option1 = "Sorry you can't make it";

}

break;

default:

if(rsvp){

option1 = "Thanks for attending. You will be served fish.";

} else{

option1 = "Sorry you can't make it";

}

break;

}

(d) if (option1.equals(option2)){

System.out.println("True");

} else {

System.out.println("False");

}

Explanation:

This code is written in Java.

a) It uses an if statement to print "attending" if rsvp evaluates to true and "not attending" if rsvp is false.

b) An if-else structure determines which food choice is printed depending on user input. If selection equals 1, beef is printed; if it is 2, chicken appears; if it is 3, pasta is displayed; any other value results in fish being printed.

c) The switch statement checks the value of selection and uses an inner if statement to assign "Thanks for attending. You will be served beef." to option1 if rsvp is true. This assignment varies with the selection's value. When rsvp is false, option1 gets the message "Sorry you can't make it."

d) An if statement evaluates whether option1 and option2 are equivalent and outputs true if they match; otherwise, it indicates false.

8 0
3 months ago
Sean is white hat hacker, who is demonstrating a network level session hijack attacks and as part of it, he has injected malicio
amid [951]

Answer:

The type of session hijacking attack that Sean is illustrating is Blind Hijacking, option C.

Explanation:

This is because he is inserting harmful data or commands into the compromised communications within the TCP session, regardless of the source-routing being turned off. He is capable of sending the data or commands, but does not have the ability to view the responses.

3 0
1 month ago
Write a code segment to change the name of the Thing object something such that the new name consists of the old name with one c
oksian1 [950]

Answer:

import random

def name_change( name: list ) -> list :

   choice = random.choice( name )

   choice_index = name.index( choice )

   name.pop( choice_index )

   return name

Explanation:

The provided Python code utilizes the random library to randomly select an item from a list within the function "name_change". The index of the selected item is then retrieved from the list and removed from the original list called "name", with the modified name subsequently returned.

To activate the function, assign it to a variable, supply a list (it must be a list) as its argument, and then express the result.

6 0
3 months ago
Compute the approximate acceleration of gravity for an object above the earth's surface, assigning accel gravity with the result
maria [1035]

Response:

Written in Python

G = 6.673 *pow(10,-11)

M = 5.98 *pow(10,24)

d = float(input("Enter distance: "))

g = (G * M)/(pow(d,2))

print("Calculated gravity acceleration: "+str(g))

Explanation:

The following line sets the gravitational constant

G = 6.673 *pow(10,-11)

This line establishes the mass of the Earth

M = 5.98 *pow(10,24)

This prompts the user to input the object's distance

d = float(input("Enter distance: "))

This calculates the gravity exerted on the object

g = (G * M)/(pow(d,2))

This line outputs the gravity acceleration without rounding

print("Calculated gravity acceleration: "+str(g))

8 0
3 months ago
In mathematics, the factorial of a positive integer n, denoted as n! , is the product of all positive integers less than or equa
oksian1 [950]
public static int factorial(int n) { if (n >= 1 && n <=12) { if (n == 1) return 1; else return n * factorial(n - 1); } else return -1; } Explanation: The factorial method takes a single integer n as input. It checks if n is within the range of 1 to 12. If it is, it further checks if n equals 1. If it is indeed 1, it returns 1 as the factorial. Otherwise, it recursively calls itself with n decreased by 1, multiplying the result by n. If n is outside this range, the method returns -1 indicating the input is invalid.
6 0
2 months ago
Read 2 more answers
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