Loops & Control Structure in C

31. How many times letsfindcourse will be printed?

#include<stdio.h>
int main()
{
int i = -5;
while (i <= 5)
{
if (i >= 0)
break;
else
{
i += 1;
continue;
}
printf("letsfindcourse");
}
return 0;
}

A. 5 times
B. 10 times
C. 0 times
D. Infinite times

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32. What is the output of this program?

#include<stdio.h>
void main()
{
int a = 3;
while (a--)
{
int a = 10;
a--;
printf("%d ", a);
}
}

A. 9 9 9
B. 9 8 7
C. 2 1 0
D. Infinite loop

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33. Which of the given statment is true about the given code ?

int main()
{
int i = 0;
for ( ; i < 5 ; )
{
if (i < 5)
printf("Hello", i++);
else
continue;
printf(“World”);
}
return 0;
}

A. It will print hello 5 times followed by World one time
B. It will print helloWorld 5 times
C. It will print helloWorld infinite times
D. Compilation Error

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34. How many times value of j is checked in the below code ?

    int main()
{
int j = 0;
do {
j++;
printf("\n");
} while (j < 5);
}

A. 3
B. 4
C. 5
D. 1

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35. What is the output of the following code?

int main()
{
int i = 0;
switch(i)
{
case 0 : i++;
case 1 : i+++2;
case 2 : ++i;
}
pritnf("%d",i++);
return 0;
}

A. 2
B. 3
C. 4
D. 5

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36. How many x are printed?

    for(i=0,j=10;i < j;i++,j--) 
printf("x");

A. 10
B. 5
C. 4
D. 6

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37. How many x are printed?

    for(i=-2,j=5;i < j;i++,j--) 
printf("x");

A. 10
B. 5
C. 4
D. 6

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38. What will be the output of the program?

 int a=0,b=2;
if(a=0) b=0;
else b*=10;

A. 0
B. 20
C. 2
D. None of the above

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39. What will be the output of the program?

 int a=2,b=2;
if(a!=0)
b=0;
else
b*=10;
printf("%d",b);

A. 0
B. 20
C. 2
D. None of the above

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40. What will be the output of the program?

 int a=2,b=2;
if(a && 0)
b=0;
else
b*=10;
printf("%d",b);

A. 0
B. 20
C. 2
D. None of the above

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