TCS NQT Input/Output Quiz 1

Question 1

Time: 00:00:00
What will be the final value of the res when INPUT N1=100?

Function F(INPUT N1)
Static int res=0;
IF(N1>0)
    res=res+1
    F(N1/20)
END IF
return res
END Function

3

3

2

2

1

1

Error

Error

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Question 2

Time: 00:00:00
What will be the output of the following pseudo code

Integer x,y,z
x=2
y=1
z=5
Do
Print z--
while((x & y)|| (z+1))
End loop

5 4 3 2 1 0

5 4 3 2 1 0

5 4 3 2 1 1

5 4 3 2 1 1

4 3 2 1 0 0

4 3 2 1 0 0

4 3 2 1 1 1

4 3 2 1 1 1

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Question 3

Time: 00:00:00
What is the output of the following code?

Set integer _no1=0, _no2=1, _no3=1, _lower=6, _inc=1
while _inc is less than equals to _lower:
_inc is increment by 1
Print _no3
_no3=_no1+_no2
_no1 equals to _no2
_no2 equals to _no3
End While

1 2 3 5 8

1 2 3 5 8

3 5 8

3 5 8

1 1 2 3 5 8

1 1 2 3 5 8

2 3 5 8

2 3 5 8

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Question 4

Time: 00:00:00
Find the output of the following code

#include<stdio.h>
int main ()
{
   int num;
   printf ("enter number" );
   scanf ("%d", &num);
   no = (num * 2) + 3 ;
   (no & 1 && printf ("odd"))printf ("even") 
   return 0;
}

Enter a number: Odd

Enter a number: Odd

Odd

Odd

Error : ‘no’ undeclared

Error : ‘no’ undeclared

Even

Even

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Question 5

Time: 00:00:00
What will be the output of the following code?

#include<stdio.h>
int main()
{
  while(){
   printf(“hello world”);
  }
return 0;
}

 

Compile error

Compile error

No output will be printed

No output will be printed

hello world

hello world

Infinite loop

Infinite loop

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Question 6

Time: 00:00:00
What is the output of the following code

class A{
public int i;
public int j;
A(){
    i=1;
    j=2;
  }
}
class B extends A{
    int a;
    B(){
       super();
    }
}
class transform {
    public static void main(String,args[]){
        B obj = new B();
        System.out.println(obj.i+""+obj.j);
    } 
}

1 2

1 2

Compile-time error

Compile-time error

Run-time error

Run-time error

No output

No output

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Question 7

Time: 00:00:00
What will be the output of the following code

#include <stdio.h>
#define LowerLimit 10
int main(){
    auto int x=10;
    switch(x,x*2){
        case LowerLimit:
        printf("ABC");
        break;
        case LowerLimit*2:
        printf("XYZ");
        break;
        case LowerLimit*3:
        printf("PQR");
        break;
        default:
        printf("MNO");
        case LowerLimit*4:
        printf("www");
        break;
    }
}

ABC

ABC

XYZ

XYZ

Compile time Error

Compile time Error

No output

No output

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Question 8

Time: 00:00:00
What will be the output of the following code ?

#include <stdio.h>
int main()
{
    int a=64;
    double b=256;
    int *x=&a;
    double *y=&b;
    printf("x and y are %d and %d",sizeof(x),sizeof(y));
    return 0;
}

Compilation error

Compilation error

x and y are 8 and 8

x and y are 8 and 8

x and y are 1 and 2

x and y are 1 and 2

Run-time error

Run-time error

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Question 9

Time: 00:00:00
What would be the output of the below code?

#include <stdio.h>
int main ()
{
  int n, num = 8421;
  n = num;
  while (num >= 10)
  {
    num /= 10;
  }
  printf ("%d", num);
  return 0;
}

16

16

4

4

8

8

2

2

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Question 10

Time: 00:00:00
What is the output of the following code  when inputChar = ‘y’

#include <stdio.h>
int main()
{
   char inputChar;
   printf("%d",scanf("%c",&inputChar));
   return 0;
}

1

1

Garbage value

Garbage value

Compile-time error

Compile-time error

Run time error

Run time error

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