C PROGRAMMING QUIZ

Which one of the following is not a valid identifier?

exam_veda

examians1

1examians

_examians

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Use of functions

Helps to avoid repeated programming across programs.

Helps to avoid repeating a set of statements many times.

All of these

Enhances the logical clarity of the program.

Makes the debugging task easier.

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What will be the output of the program if the array begins at address 65486?#includevoid main(){ int arr[] = {12, 14, 15, 23, 45}; printf("%u, %u", arr, &arr);}

65486, 65487

65486, 65488

None of these

65486, 65486

65486, 65490

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Comment on the following pointer declaration?int *ptr, p;

ptr and p both are not pointers to integer.

ptr and p, both are pointers to integer.

ptr is a pointer to integer, p is not.

ptr is pointer to integer, p may or may not be.

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Determine Output:void main(){ int a[] = {10,20,30,40,50}, j, p; for(j=0; j<5; j++){ printf("%d" ,a); a++; } p = a; for(j=0; j<5; j++){ printf("%d" ,*p); p++; }}

Error

None of These

10 20 30 40 50 Garbage Value

10 20 30 40 50 10 20 30 40 50

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"My salary was increased by 15%" Select the statement, which will EXACTLY reproduce the line of text above.

printf("My salary was increased by 15/%!");

printf("My salary was increased by 15%%!");

printf("My salary was increased by 15%!");

printf("My salary was increased by 15'%'!");

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What is the difference between a declaration and a definition of a variable?

Both can occur multiple times, but a definition must occur first.

A declaration occurs once, but a definition may occur many times.

There is no difference between them.

Both can occur multiple times, but a declaration must occur first.

A definition occurs once, but a declaration may occur many times.

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Determine output:main(){ int i = abc(10); printf("%d", --i);}int abc(int i){ return(i++);}

9

10

None of these.

11

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What is the right choice, if the following loop is implemented?void main(){ int num = 0; do{ --num; printf("%d", num); }while( ++num >= 0 );}

The loop will run infinitely many times.

Prints the value of 0 one time only.

There will be a compilation error reported.

A run time error will be generated.

The program will not enter into the loop.

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Which of the following is correct way to define the function fun() in the below program?#include<stdio.h>void main(){ int a[3][4]; fun(a);}

void fun(int p[][4]){}

None of these

void fun(int *p[][4]){}

void fun(int *p[4]){}

void fun(int *p[3][4]){}

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