Programming Fundamentals 12th june

Study the following program:

main()

{printf("javatpoint");

main();

}

What will be the output of this program?

• Wrong statement

• It will keep on printing javatpoint

• It will Print javatpoint once

• None of the these

What will this program print?

main()

{

int i = 2;

{

int i = 4, j = 5;

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

}

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

}

• 2525

• 2545

• 4545

• 4525

What is a lint?

• C compiler

• Interactive debugger

• Analyzing tool

• C interpreter

Study the following program:

main()

{

char x [10],

*ptr = x;

scanf ("%s", x);

change(&x[4]);

}

change(char a[])

{

puts(a);

}

If abcdefg is the input, the output will be

• abcd

• abc

• efg

• Garbage

Study the following program:

main()

{

int a = 1, b = 2, c = 3:

printf("%d",

a + = (a + = 3, 5, a))

}

What will be the output of this program?

• 6

• 9

• 12

• 8

What does this declaration mean?

• X is a four-digit integer.

• X cannot be greater than a four-digit integer.

• X is a four-bit integer.

• None of the these

Why is a macro used in place of a function?

• It reduces execution time.

• It reduces code size.

• It increases execution time.

• It increases code size.

In the C language, the constant is defined _______.

• Before main

• After main

• Anywhere, but starting on a new line.

• None of the these.

How many times will the following loop execute?

for(j = 1; j <= 10; j = j-1)

• Forever

• Never

• 0

• 1

A pointer is a memory address. Suppose the pointer variable has p address 1000, and that p is declared to have type int*, and an int is 4 bytes long. What address is represented by expression p + 2?

• 1002

• 1004

• 1006

• 1008