C Programming Test1

Thank you very much for taking test

Test your caliber

1.A function that calls itself for its processing is known as_____.
Inline Function	Nested Function
Overloaded Function	Recursive Function

2.We declare a function with ______ if it does not have any return type?
long	double
void	int

3.Arguments of a functions are separated with_____.
comma	semicolon
colon	none

4.Variables inside parenthesis of functions declarations have _____ level access.
Local	Global
Module	Universal

5.Which of the following function is more appropriate for reading in a multi-word string?
printf();	scanf();
gets();	puts();

6.Which of the following function is used to find the first occurrence of a given string in another string?
strchr()	strrchr()
strstr()	strnset()

7.The library function used to find the last occurrence of a character in a string is______.
strnstr()	laststr()
strrchr()	strstr()

8.How will you print \n on the screen?
printf("\n");	echo "\\n";
printf('\n');	printf("\\n");

9.If the two strings are identical, then strcmp() function returns
-1	1
0	Yes

10.Which of the following function sets first n characters of a string to a given character?
strinit()	strnset()
strset()	strcset()

11.The keyword used to transfer control from a function back to the calling function is______.
switch	goto
go back	return

12.In C, if you pass an array as an argument to a function, what actually gets passed?
Value of elements in array	First element of the array
Base address of the array	Address of the last element of array

13.What will happen if in a C program you assign a value to an array element whose subscript exceeds the size of array?
The element will be set to 0.	The compiler would report an error.
The program may crash if some important data gets overwritten.	The array size would appropriately grow.

14.A pointer is______?
A keyword used to create variables	A variable that stores address of an instruction
A variable that stores address of other variable	All of the above

15.What would be the equivalent pointer expression for referring the array elementa[i][j][k][l]
((((a+i)+j)+k)+l)	*(*(*(*(a+i)+j)+k)+l)
(((a+i)+j)+k+l)	((a+i)+j+k+l)

16.If a variable is a pointer to a structure, then which of the following operator is used to access data members of the structure through the pointer variable?
.	&
*	->

17.How many bytes are occupied by near, far and huge pointers (DOS)?
near=2 far=4 huge=4	near=4 far=8 huge=8
near=2 far=4 huge=8	near=4 far=4 huge=8

18.In which header file is the NULL macro defined?
stdio.h	stddef.h
stdio.h and stddef.h	math.h

19.Which of the following is the correct order if calling functions in the below code? a = f1(23, 14) * f2(12/4) + f3();
f1, f2, f3	f3, f2, f1
Order may vary from compiler to compiler	None of above

20.Which of the following is the correct usage of conditional operators used in C?
a>b ? c=30 : c=40;	a>b ? c=30;
max = a>b ? a>c?a:c:b>c?b:c	return (a>b)?(a:b)