Control Structures Test(1st) : Question 1 of 28

What will be the output of the given program?

#include<stdio.h>
void main()
{
      int value=0;
      if(value)
            printf("well done ");
      printf("examveda");
}

What will be the output of the given program?

#include<stdio.h>
void main()
{
      int value=0;
      if(value)
            printf("well done ");
      printf("examveda");
}

1 Mark(s)

complier error
examveda
well done examveda
None of these

Consider the following program fragment:

for(c=1, sum=0; c <= 10; c++)
{
   scanf("%d", &x);
   if( x < 0 ) continue;
   sum += x;
}

What would be the value of sum for the input 1, -1, 2, -2, 3, -3, 4, -4, 5, -5

Consider the following program fragment:

for(c=1, sum=0; c <= 10; c++)
{
   scanf("%d", &x);
   if( x < 0 ) continue;
   sum += x;
}

What would be the value of sum for the input 1, -1, 2, -2, 3, -3, 4, -4, 5, -5

1 Mark(s)

10
-5
1
30
15

What will be the output of given program?

#include<stdio.h>
void main()
{
	int a=1;
	if("%d=hello", a);
}

What will be the output of given program?

#include<stdio.h>
void main()
{
	int a=1;
	if("%d=hello", a);
}

1 Mark(s)

1
no error no output
complier error
0

What will be the output of the given program?

#include<stdio.h>
void main()
{
      int  i=10;
      printf("i=%d", i);
      {
            int  i=20;
	    printf("i=%d", i);
	    i++;
	    printf("i=%d", i);
      }
      printf("i=%d", i);
}

What will be the output of the given program?

#include<stdio.h>
void main()
{
      int  i=10;
      printf("i=%d", i);
      {
            int  i=20;
	    printf("i=%d", i);
	    i++;
	    printf("i=%d", i);
      }
      printf("i=%d", i);
}

1 Mark(s)

10 20 21 21
10 10 11 11
10 20 21 20
10 20 21 10

Which command is used to skip the rest of a loop and carry on from the top of the loop again?

1 Mark(s)

skip
break
None of these
continue
resume

What will be the output of the given program?

#include<stdio.h>
void main()
{
	int value1, value2=100, num=100;
	if(value1=value2%5) num=5;
	printf("%d %d %d", num, value1, value2);
}

What will be the output of the given program?

#include<stdio.h>
void main()
{
	int value1, value2=100, num=100;
	if(value1=value2%5) num=5;
	printf("%d %d %d", num, value1, value2);
}

1 Mark(s)

5 0 20
100 0 100
5 0 100
100 5 100
100 100 100

What will be the output given program?

#include<stdio.h>
void main()
{
	int i = -10;
	for(;i;printf("%d ", i++));
}

What will be the output given program?

#include<stdio.h>
void main()
{
	int i = -10;
	for(;i;printf("%d ", i++));
}

1 Mark(s)

-10 to infinite
Complier error
-10 to 0
-10 to -1

What is the output of the following program?

#include<stdio.h>
int c[10] = {1,2,3,4,5,6,7,8,9,10};   
main()
{
   int a, b=0;
   for(a=0;a<10;++a)
      if(c[a]%2 == 1)
         b+=c[a];
   printf("%d", b);
}

What is the output of the following program?

#include<stdio.h>
int c[10] = {1,2,3,4,5,6,7,8,9,10};   
main()
{
   int a, b=0;
   for(a=0;a<10;++a)
      if(c[a]%2 == 1)
         b+=c[a];
   printf("%d", b);
}

1 Mark(s)

24
25
20
None of these
30

What will be the output of the following code?

#include
void main()
{
    int s=0;
    while(s++<10)
    {
        if(s<4 && s<9)
        continue;
        printf("%dt", s);
    }
}

What will be the output of the following code?

#include
void main()
{
    int s=0;
    while(s++<10)
    {
        if(s<4 && s<9)
        continue;
        printf("%dt", s);
    }
}

1 Mark(s)

1 2 3 4 5 6 7 8 9
1 2 3 10
None of these
4 5 6 7 8 9
4 5 6 7 8 9 10

What will be printed if the following code is executed?

void main()
{
   int x=0;
   for( ; ; )
   {
      if( x++ == 4 ) break;
      continue;
   }
   printf("x=%d", x);
}

What will be printed if the following code is executed?

void main()
{
   int x=0;
   for( ; ; )
   {
      if( x++ == 4 ) break;
      continue;
   }
   printf("x=%d", x);
}

1 Mark(s)

x=5
x=0
x=4
x=1
Error

What is the right choice, if the following loop is implemented?

void main()
{
   int num = 0;
   do{
      --num;
      printf("%d", num);
   }while( ++num >= 0 );
}

What is the right choice, if the following loop is implemented?

void main()
{
   int num = 0;
   do{
      --num;
      printf("%d", num);
   }while( ++num >= 0 );
}

1 Mark(s)

Prints the value of 0 one time only.
A run time error will be generated.
There will be a compilation error reported.
The program will not enter into the loop.
The loop will run infinitely many times.

What will be the output of the following piece of code?

for(i = 0; i<10; i++);
printf("%d", i);

What will be the output of the following piece of code?

for(i = 0; i<10; i++);
printf("%d", i);

1 Mark(s)

Infinite loop
10
0123456789
Syntax error
0

What will be the following code's output if choice = 'R'?

switch(choice)
{
   case 'R' : printf("RED");
   case 'W' : printf("WHITE");
   case 'B' : printf("BLUE");
   default  : printf("ERROR");break;
}

What will be the following code's output if choice = 'R'?

switch(choice)
{
   case 'R' : printf("RED");
   case 'W' : printf("WHITE");
   case 'B' : printf("BLUE");
   default  : printf("ERROR");break;
}

1 Mark(s)

RED ERROR
RED
RED WHITE BLUE ERROR
ERROR
RED WHITE BLUE

What will be the output of the given program?

#include<stdio.h>
void main()
{
	int a=11,b=5;
	if(a=5) b++;
	printf("%d %d", ++a, b++);
}

What will be the output of the given program?

#include<stdio.h>
void main()
{
	int a=11,b=5;
	if(a=5) b++;
	printf("%d %d", ++a, b++);
}

1 Mark(s)

6 6
11 6
5 6
12 7
6 7

What is the output of given program if user enter "xyz" ?

#include
void main()
{
	float age, AgeInSeconds;
	int value;
	printf("Enter your age:");
	value=scanf("%f", &age);
	if(value==0){
		printf("\\nYour age is not valid");
	}
	AgeInSeconds = 365 * 24 * 60 * 60 * age;
	printf("\\n You have lived for %f seconds", AgeInSeconds);
}

What is the output of given program if user enter "xyz" ?

#include
void main()
{
	float age, AgeInSeconds;
	int value;
	printf("Enter your age:");
	value=scanf("%f", &age);
	if(value==0){
		printf("\\nYour age is not valid");
	}
	AgeInSeconds = 365 * 24 * 60 * 60 * age;
	printf("\\n You have lived for %f seconds", AgeInSeconds);
}

1 Mark(s)

Enter your age: xyz Your age is not valid
Complier error
Enter your age: xyz You have lived for 0 seconds
Enter your age : xyz Your age is not valid

What will be the output of given program?

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

What will be the output of given program?

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

1 Mark(s)

3 2 1 0
3 2 1
infinity loop
no output

What is the output of the following statements?

for(i=10; i++; i<15)
   printf("%d ", i);

What is the output of the following statements?

for(i=10; i++; i<15)
   printf("%d ", i);

1 Mark(s)

Infinite loop
None of these
10 11 12 13 14 15
10 11 12 13 14
9 10 11 12 13

What will be the value of sum after the following program is executed?

void main()
{
   int sum=1, index = 9;
   do{
      index = index – 1;
      sum *= 2;
   }while( index > 9 );
}

What will be the value of sum after the following program is executed?

void main()
{
   int sum=1, index = 9;
   do{
      index = index – 1;
      sum *= 2;
   }while( index > 9 );
}

1 Mark(s)

0.25
9
2
0.5
1

What will be the value of i and j after execution of following program?

#include<stdio.h>
void main()
{
	int i, j;
	for(i=0,j=0;i<10,j<20;i++,j++){
		printf("i=%d %t j=%d", i, j);
       }
}

What will be the value of i and j after execution of following program?

#include<stdio.h>
void main()
{
	int i, j;
	for(i=0,j=0;i<10,j<20;i++,j++){
		printf("i=%d %t j=%d", i, j);
       }
}

1 Mark(s)

Run time error
20 20
10 20
10 10

What is the output of given program if user enter "xyz" ?

#include
void main()
{
	float age, AgeInSeconds;
	printf("Enter your age:");
	scanf("%f", &age);
	AgeInSeconds = 365 * 24 * 60 * 60 * age;
	printf("You have lived for %f seconds", AgeInSeconds);
}

What is the output of given program if user enter "xyz" ?

#include
void main()
{
	float age, AgeInSeconds;
	printf("Enter your age:");
	scanf("%f", &age);
	AgeInSeconds = 365 * 24 * 60 * 60 * age;
	printf("You have lived for %f seconds", AgeInSeconds);
}

1 Mark(s)

Enter your age: xyz You have lived for 0 seconds
Enter your age: xyz after that program will stop
Run time error
Enter your age: xyz You have lived for 0.00000 seconds

The type of the controlling expression of a switch statement cannot be of the type ........

1 Mark(s)

short
float
long
int
char

What will be the output of given program?

#include<stdio.h>
void main()
{
      int i=1, j=-1;
      if((printf("%d", i)) < (printf("%d", j))) 
            printf("%d", i);
      else 
            printf("%d", j);
}

What will be the output of given program?

#include<stdio.h>
void main()
{
      int i=1, j=-1;
      if((printf("%d", i)) < (printf("%d", j))) 
            printf("%d", i);
      else 
            printf("%d", j);
}

1 Mark(s)

1 -1 -1
-1
1 -1 1
complier error
1

What's wrong in the following statement, provided k is a variable of type int?
for(k = 2, k <=12, k++)

1 Mark(s)

The commas should be semicolons.
The increment should always be ++k .
The variable k can’t be initialized.
There should be a semicolon at the end of the statement.
The variable must always be the letter i when using a for loop.

What will be the output of the given program?

#include
void main()
{
	float num=5.6;
	switch(num){
		case 5:printf("5");
		case 6:printf("6");
		default : printf("0");
			break;

	}
	printf("%d", num);
}

What will be the output of the given program?

#include
void main()
{
	float num=5.6;
	switch(num){
		case 5:printf("5");
		case 6:printf("6");
		default : printf("0");
			break;

	}
	printf("%d", num);
}

1 Mark(s)

0 5.600000
5 5.600000
6 5.600000
Complier error

Find the output of the following program.

#include<stdio.h>
void main()
{
   int y=10;
   if(y++>9 && y++!=10 && y++>11)
      printf("%d", y);
   else
      printf("%d", y);
}

Find the output of the following program.

#include<stdio.h>
void main()
{
   int y=10;
   if(y++>9 && y++!=10 && y++>11)
      printf("%d", y);
   else
      printf("%d", y);
}

1 Mark(s)

14
Compilation error
11
12
13

What is the output of given program if user enter value 99?

#include<stdio.h>
void main()
{
	int i;
	printf("Enter a number:");
	scanf("%d", &i); // 99 is given as input.
	if(i%5 == 0){
		printf("nNumber entered is divisible by 5");
        }
}

What is the output of given program if user enter value 99?

#include<stdio.h>
void main()
{
	int i;
	printf("Enter a number:");
	scanf("%d", &i); // 99 is given as input.
	if(i%5 == 0){
		printf("nNumber entered is divisible by 5");
        }
}

1 Mark(s)

complier error
Run time error
Enter a number:99
Enter a number:99 Number is divisible by 5

What will be the final value of the digit?

void main()
{
   int digit = 0;
   for( ; digit <= 9; )
   digit++;
   digit  *= 2;
   --digit;
}

What will be the final value of the digit?

void main()
{
   int digit = 0;
   for( ; digit <= 9; )
   digit++;
   digit  *= 2;
   --digit;
}

1 Mark(s)

17
-1
19
20
16

Consider the following code:

void main()
{
   int a[5] = {6,8,3,9,0}, i=0;
   if(i != 0)
   {
      break;
      printf("%d", a[i]);
   }
   else
      printf("%d", a[i++]);
}

What is the output of the above program?

Consider the following code:

void main()
{
   int a[5] = {6,8,3,9,0}, i=0;
   if(i != 0)
   {
      break;
      printf("%d", a[i]);
   }
   else
      printf("%d", a[i++]);
}

What is the output of the above program?

1 Mark(s)

Syntax error
6
Runtime error
8
No output