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C Language - Storage Classes

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37.

extern int s;

int t;

static int u;

main ( )

{ }

which of s, t and u are available to a function present in another file ?

A.	only s	B.	s & u
C.	s, t, u	D.	None

38.

What will be output of following program?

#include

int main(){

int register a;

scanf("%d",&a);

printf("%d",a);

return 0;

}

//if a=25

A.	25	B.	Address
C.	0	D.	Compilation error

39.

What will be output of following program?

main()

{

extern int i;

i=20;

printf("%d",sizeof(i));

}

A.	0	B.	2
C.	20	D.	Linker error

40.

What is the output of following?

main( )

{

extern int fun(float);

int a;

a=fun(3.14);

printf("%d",a);

}

int fun(aa)

float aa;

{

return((int)aa);

}

A.	3.14	B.	3.0
C.	Error	D.	0

41.

What will be the value of i and j in the following code ?

main( )

{

auto int i,j=6;

printf("%d%d",i,j);

}

A.	0 6	B.	Garbage values
C.	Error	D.	Garbage value 6

42.

What different values of " i " following code prints ?

int i;

main( )

{

printf("%d",i);

increment( );

decrement( );

}

increment( )

{

i++;

printf("%d",i);

}

decrement( )

{

i--;

printf("%d",i);

}

A.	1 1 1	B.	0 0 0
C.	0 1 0	D.	None of the above

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