Question 1

If the test occurs at the beginning of the loop, the type of loop is called a post-test loop or entrance-controlled loop.

Accepted Answer

False

Question 2

Consider the ff. output: 0 3 6 9

What is the code snippet for the above output?

Accepted Answer

for(int x=0;x<12;x++) {

            cout<<x<<” “;

               x++; x++;

Question 3

imulate the following code snippet

int a=1,b=1,c=1;

            for (int ctr=c;ctr<=10;ctr++)

            {

                        cout<<ctr<<" iteration"<<endl;

                        a++; b+=5; c+=a;

                        cout<<"

Accepted Answer

8

Question 4

If there is more than one statement in the block of a for loop, which of the following must be placed at the beginning and the ending of the loop block?

Accepted Answer

braces { }

Question 5

Simulate the following code snippet

int a=1,b=1,c=1;

            for (int ctr=c;ctr<=10;ctr++)

            {

                        cout<<ctr<<" iteration"<<endl;

                        a++; b+=5; c+=a;

                        cout<<"\

Accepted Answer

6

Question 6

Condition in for loop is evaluated on each loop iteration, if the condition is false then the statements inside the for loop body gets executed.

Accepted Answer

False

Question 7

Which of the following while clauses tells the computer to exit the loop when the value in the age variable is greater than or equal to the number 0?

Accepted Answer

while (age >= 0)

Question 8

What is the output of C++ Program?

#include<iostream>

using namespace std;

 

int main(){

    int a=5;

    while(a==5)   

    {

        cout<<"PROGRAM";

        break;

    }

return 0;

}

Accepted Answer

PROGRAM

Question 9

Which looping process is best used when the number of iterations is known?

Accepted Answer

for

Question 10

How many times 'its a while loop' should be printed?

int main()

{

int i = 1 ;

i = i - 1 ;

while(i)

{

    cout<<"its a while loop";

    i++ ;

}

return 0;

}

Accepted Answer

0

Question 11

How many times will the computer process the cout << numTimes << endl; statement in the following code?

int numTimes = 0;

while (numTimes > 3) {

                 cout << numTimes << endl;    

numTimes  =numTimes + 1; 

}

Accepted Answer

0

Question 12

What is the output of C++ Program? #include using namespace std; int main(){ int a=5; while(a >= 3); { cout<<"RED "; break; } cout<<"GREEN"; return 0; }

Accepted Answer

There’s an error.

Question 13

What was the last value of a that was printed on screen?

#include <iostream>

using namespace std;

 

int main () {

   // Local variable declaration:

   int a = 10;

   // while loop execution

   while( a < 20 ) {

      cout << "va

Accepted Answer

19

Question 14

If there is more than one statement in the block of a while loop, which of the following must be placed at the beginning and the ending of the loop block?

Accepted Answer

braces { }

Question 15

If there is more than one statement in the block of a for loop, which of the following must be placed at the beginning and the ending of the loop block?

Accepted Answer

braces { }

Question 16

In a group of nested loops, which loop is executed the most number of times?

Accepted Answer

the innermost loop

Question 17

int i = 0;
do{
  cout << i;
  i++;
} while (________);

Accepted Answer

i < 5

Question 18

Each pass through a loop is called a/an ________

Accepted Answer

iteration

Question 19

The destination point is identified by a label, which is then used as an argument for the goto instruction.

Accepted Answer

True

Question 20

What numbers will the following code display on the computer screen?

 

int x = 20;

do

{

  cout << x << endl;   

  x = x – 4;

} while ( x > 10);

Accepted Answer

20, 16, 12

Question 21

What is the value of num after 3rd iteration? #include #include using namespace std; int main(){ int num=1; do{ cout<<"Num: "<

Accepted Answer

19

Question 22

How many times is a do while loop guaranteed to loop?

Accepted Answer

How many times is a do while loop guaranteed to loop?
Group of answer choices

0

It varies.

1

Infinite times

Question 23

Do-while is a pre-test loop

Accepted Answer

False

Question 24

In nested loop, the innermost statement is executed m x n times where m is the number of iterations of the outerloop and n is the number of iterations of the innerloop. How many times will the innermost statement be executed in the

for (i = 1; i <=5 ;

Accepted Answer

50

Question 25

How many times will the computer process the cout << numTimes << endl; statement in the following code?

for (int numTimes = 1; numTimes < 6; numTimes++)
         cout << numTimes << endl;

Accepted Answer

5

Question 26

Simulate the following code snippet

int a=1,b=1,c=1;

            for (int ctr=c;ctr<=10;ctr++)

            {

                        cout<<ctr<<" iteration"<<endl;

                        a++; b+=5; c+=a;

                        cout<<"\

Accepted Answer

10

Question 27

Which for loop will cause an infinite loop?

Accepted Answer

for (i=5; i=10; i++)

Question 28

Simulate the following code snippet

int x=1,y=2,z=3;

 

            for (int ctr=1;ctr<=10;ctr++)

            {

                        cout<<ctr<<" iteration"<< endl;

                        cout<<"	 x="<<x<<endl;

Accepted Answer

3;5;4

Question 29

Simulate the following code snippet

int a=1,b=1,c=1;

            for (int ctr=c;ctr<=10;ctr++)

            {

                        cout<<ctr<<" iteration"<<endl;

                        a++; b+=5; c+=a;

                        cout<<"\

Accepted Answer

46

Question 30

Simulate the following code snippet

int x=1,y=2,z=3;

 

            for (int ctr=1;ctr<=10;ctr++)

            {

                        cout<<ctr<<" iteration"<< endl;

                        cout<<"	 x="<<x<<endl;

Accepted Answer

1

Question 31

Simulate the following code snippet

int a=1,b=1,c=1;

            for (int ctr=c;ctr<=10;ctr++)

            {

                        cout<<ctr<<" iteration"<<endl;

                        a++; b+=5; c+=a;

                        cout<<"\

Accepted Answer

8

Question 32

A continue statement causes execution to skip to ______

Accepted Answer

the next iteration of the loop

Question 33

The loop iterates while the condition is true.

Accepted Answer

True

Question 34

What is the final value of x when the code int x=0; while(x<10) {x++;} is run

Accepted Answer

9

Question 35

When does the code block following while(x<100) execute?

Accepted Answer

When x is less than one hundred

Question 36

Given the following segment of a program, determine how many times the code inside the loop has been executed

 

int a = 4;

while (a%2!=1)

{

cout<<a;

                        a +=5; 

}

Accepted Answer

2

Question 37

What is the code snippet that will print this output: 1 2 3 5 8 13 21 34 55

Accepted Answer

int sum=0;int x=1, y=2;

      cout<<x<<" "<<y<< " ";

      while (sum<50)

      {

                  sum=x+y;

                  cout<<sum<<" ";

                  x=y;

                  y=sum;

}

Question 38

Given the following segment of a program, determine how many times the code inside the loop has been executed

 

int x = 1;

while (x>=0)

{

cout<<x;

x - -; 

}

Accepted Answer

2

Question 39

The loops become infinite and repeats itself indefinitely if the test expression is always false.

Accepted Answer

False

Question 40

What was the last value of a that was printed on screen?

#include <iostream>

using namespace std;

 

int main () {

   // Local variable declaration:

   int a = 10;

 

   // while loop execution

do{

      cout << "value of a: "

Accepted Answer

19

Question 41

What should be in the blank to output 01234?

 

int i = 0;
do{
  cout << i;
  i++;
} while (________);

Accepted Answer

i < 5

Question 42

What's wrong?   

do{

}

while( (i < 10) && (i > 24))

Accepted Answer

the test condition is always false

Question 43

Which loop is correct?

Accepted Answer

do {//code}while (condition);

Question 44

What is the value of num after 3rd iteration? #include #include using namespace std; int main(){ int num=1; do{ cout<<"Num: "<

Accepted Answer

7

Question 45

What is the effect of writing a break statement inside a loop?

Accepted Answer

It cancels remaining iterations

Question 46

When a continue statement is encountered inside a loop, control jumps to the beginning of the loop for next iteration, skipping the execution of statements inside the body of loop for the current iteration.

Accepted Answer

True

Question 47

goto statement allows making an absolute jump to another point in the program.
Group of answer choices

Accepted Answer

True

Question 48

A do-while loop that never stops is said to be the infinite while loop, when we give the condition in such a way so that it never returns ___,

Accepted Answer

False

Question 49

continue statement is used to come out of the loop instantly

Accepted Answer

False

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Question	Answer
If the test occurs at the beginning of the loop, the type of loop is called a post-test loop or entrance-controlled loop.	False
Consider the ff. output: 0 3 6 9 What is the code snippet for the above output?	for(int x=0;x<12;x++) { cout<<x<<” “; x++; x++;
imulate the following code snippet int a=1,b=1,c=1; for (int ctr=c;ctr<=10;ctr++) { cout<<ctr<<" iteration"<<endl; a++; b+=5; c+=a; cout<<"\t	8
If there is more than one statement in the block of a for loop, which of the following must be placed at the beginning and the ending of the loop block?	braces { }
Simulate the following code snippet int a=1,b=1,c=1; for (int ctr=c;ctr<=10;ctr++) { cout<<ctr<<" iteration"<<endl; a++; b+=5; c+=a; cout<<"\	6
Condition in for loop is evaluated on each loop iteration, if the condition is false then the statements inside the for loop body gets executed.	False
Which of the following while clauses tells the computer to exit the loop when the value in the age variable is greater than or equal to the number 0?	while (age >= 0)
What is the output of C++ Program? #include<iostream> using namespace std; int main(){ int a=5; while(a==5) { cout<<"PROGRAM"; break; } return 0; }	PROGRAM
Which looping process is best used when the number of iterations is known?	for
How many times 'its a while loop' should be printed? int main() { int i = 1 ; i = i - 1 ; while(i) { cout<<"its a while loop"; i++ ; } return 0; }	0
How many times will the computer process the cout << numTimes << endl; statement in the following code? int numTimes = 0; while (numTimes > 3) { cout << numTimes << endl; numTimes =numTimes + 1; }	0
What is the output of C++ Program? #include<iostream> using namespace std; int main(){ int a=5; while(a >= 3); { cout<<"RED\n"; break; } cout<<"GREEN"; return 0; }	There’s an error.
What was the last value of a that was printed on screen? #include <iostream> using namespace std; int main () { // Local variable declaration: int a = 10; // while loop execution while( a < 20 ) { cout << "va	19
If there is more than one statement in the block of a while loop, which of the following must be placed at the beginning and the ending of the loop block?	braces { }
If there is more than one statement in the block of a for loop, which of the following must be placed at the beginning and the ending of the loop block?	braces { }
In a group of nested loops, which loop is executed the most number of times?	the innermost loop
int i = 0; do{ cout << i; i++; } while (________);	i < 5
Each pass through a loop is called a/an ________	iteration
The destination point is identified by a label, which is then used as an argument for the goto instruction.	True
What numbers will the following code display on the computer screen? int x = 20; do { cout << x << endl; x = x – 4; } while ( x > 10);	20, 16, 12
What is the value of num after 3rd iteration? #include<iostream> #include <math.h> using namespace std; int main(){ int num=1; do{ cout<<"Num: "<<num<<endl; num+=3; }while(num<=20); return	19
How many times is a do while loop guaranteed to loop?	How many times is a do while loop guaranteed to loop? Group of answer choices 0 It varies. 1 Infinite times
Do-while is a pre-test loop	False
In nested loop, the innermost statement is executed m x n times where m is the number of iterations of the outerloop and n is the number of iterations of the innerloop. How many times will the innermost statement be executed in the for (i = 1; i <=5 ;	50
How many times will the computer process the cout << numTimes << endl; statement in the following code? for (int numTimes = 1; numTimes < 6; numTimes++) cout << numTimes << endl;	5
Simulate the following code snippet int a=1,b=1,c=1; for (int ctr=c;ctr<=10;ctr++) { cout<<ctr<<" iteration"<<endl; a++; b+=5; c+=a; cout<<"\	10
Which for loop will cause an infinite loop?	for (i=5; i=10; i++)
Simulate the following code snippet int x=1,y=2,z=3; for (int ctr=1;ctr<=10;ctr++) { cout<<ctr<<" iteration"<< endl; cout<<"\t x="<<x<<endl;	3;5;4
Simulate the following code snippet int a=1,b=1,c=1; for (int ctr=c;ctr<=10;ctr++) { cout<<ctr<<" iteration"<<endl; a++; b+=5; c+=a; cout<<"\	46
Simulate the following code snippet int x=1,y=2,z=3; for (int ctr=1;ctr<=10;ctr++) { cout<<ctr<<" iteration"<< endl; cout<<"\t x="<<x<<endl;	1
Simulate the following code snippet int a=1,b=1,c=1; for (int ctr=c;ctr<=10;ctr++) { cout<<ctr<<" iteration"<<endl; a++; b+=5; c+=a; cout<<"\	8
A continue statement causes execution to skip to ______	the next iteration of the loop
The loop iterates while the condition is true.	True
What is the final value of x when the code int x=0; while(x<10) {x++;} is run	9
When does the code block following while(x<100) execute?	When x is less than one hundred
Given the following segment of a program, determine how many times the code inside the loop has been executed int a = 4; while (a%2!=1) { cout<<a; a +=5; }	2
What is the code snippet that will print this output: 1 2 3 5 8 13 21 34 55	int sum=0;int x=1, y=2; cout<<x<<" "<<y<< " "; while (sum<50) { sum=x+y; cout<<sum<<" "; x=y; y=sum; }
Given the following segment of a program, determine how many times the code inside the loop has been executed int x = 1; while (x>=0) { cout<<x; x - -; }	2
The loops become infinite and repeats itself indefinitely if the test expression is always false.	False
What was the last value of a that was printed on screen? #include <iostream> using namespace std; int main () { // Local variable declaration: int a = 10; // while loop execution do{ cout << "value of a: "	19
What should be in the blank to output 01234? int i = 0; do{ cout << i; i++; } while (________);	i < 5
What's wrong? do{ } while( (i < 10) && (i > 24))	the test condition is always false
Which loop is correct?	do {//code}while (condition);
What is the value of num after 3rd iteration? #include<iostream> #include <math.h> using namespace std; int main(){ int num=1; do{ cout<<"Num: "<<num<<endl; num+=3; }while(num<=20); return	7
What is the effect of writing a break statement inside a loop?	It cancels remaining iterations
When a continue statement is encountered inside a loop, control jumps to the beginning of the loop for next iteration, skipping the execution of statements inside the body of loop for the current iteration.	True
goto statement allows making an absolute jump to another point in the program. Group of answer choices	True
A do-while loop that never stops is said to be the infinite while loop, when we give the condition in such a way so that it never returns ___,	False
continue statement is used to come out of the loop instantly	False

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