Quiz-1

Generally an address of a variable is of type

• signed integer

• unsigned integer

• integer

• depends on type of varianble

If p1 and p2 are two pointers then which of the following operation is valid in C language

• p1+p2

• p1*p2

• p1-p2

• p1/p2

Which of the function is used to alter the size of a block which is previously allocated?

• calloc()

• malloc()

• realloc()

• free()

A pointer variable which stores the address of any type of variable is called as

• void pointer

• null pointer

• pointer to pointer

• None

Local variables are stored in area called

• Heap

• Permanent Storage Area

• Stack

• Free memory

What is the default return type of a function?

• char

• int

• void

• NOne

How many parameter passing techniques are there?

• 1

• 2

• 3

• 4

In recursion process, which data structure is used?

• Tree

• Queue

• Stack

• Greaph

Default value of static variable is

• 1

• 0

• garbage value

• -1

Every C program should contain which function?

• printf()

• show()

• scanf()

• main()