C PROGRAMMING QUIZ

Determine Output:void main(){ char *str1 = "abcd"; char str2[] = "abcd"; printf("%d %d %d", sizeof(str1), sizeof(str2), sizeof("abcd"));}

2 4 4

2 5 5

2 4 5

5 5 5

TRUE ANSWER : ?
YOUR ANSWER : ?

Determine Output:void main(){ int i = -1; +i; printf("i = %d, +i = %d", i, +i);}

i = -1, +i = 1

i = -1, +i = -1

i = 1, +i = 1

None of These

TRUE ANSWER : ?
YOUR ANSWER : ?

Determine Output:void main(){ int i=-1, j=-1, k=0, l=2, m; m = i++ && j++ && k++ || l++; printf("%d %d %d %d %d", i, j, k, l, m);}

0 0 1 3 1

0 0 0 2 1

0 0 1 3 0

0 0 1 2 0

TRUE ANSWER : ?
YOUR ANSWER : ?

Which operator has the lowest priority?

&&

||

+

%

++

TRUE ANSWER : ?
YOUR ANSWER : ?

String concatenation means -

Merging two strings.

Combining two strings.

Comparing the two strings to define the larger one.

Extracting a substring out of a string.

Partitioning the string into two strings.

TRUE ANSWER : ?
YOUR ANSWER : ?

Determine Output:#define int charvoid main(){ int i = 65; printf("sizeof(i)=%d", sizeof(i));}

Compiler Error

sizeof(i)=1

None of These

sizeof(i)=2

TRUE ANSWER : ?
YOUR ANSWER : ?

"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%%!");

TRUE ANSWER : ?
YOUR ANSWER : ?

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;}

RED ERROR

ERROR

RED WHITE BLUE

RED WHITE BLUE ERROR

RED

TRUE ANSWER : ?
YOUR ANSWER : ?

The declarationint (*p) [5];means

The same as int *p[

p is a pointer to a 5 elements integer array.

p is one dimensional array of size 5, of pointers to integers.

None of these.

TRUE ANSWER : ?
YOUR ANSWER : ?

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);}

30

None of these

25

24

20

TRUE ANSWER : ?
YOUR ANSWER : ?

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