C++ programming

Which library is used for input output in C++?

• <stdio.h>

• <stdlib.h>

• <iostream.h>

• <math.h>

Switch Statement

• Is a statement with a set of conditions called cases

• Is a case

• Is a condition with no cases

• Is a boolean statement

cstdlib

• Can convert a number into a letter

• It doesn't have any use

• Is the same as iostream

• Can convert a number into absolute number

ctime

• Manipulates your CPU

• Manipulates other libraries

• Manipulates date and time information

• It just counts

For a random number generator, you write it as

• sin()

• rand()

• cos()

• abs()

The process of creating a new variable without value

• declaration
• naming
• instantiation
• assigning

Which command moves the shown text to the next line?

• \t
• \n
• \r
• \s

What is the output of this program?
Program
int main()
{
cout<<"Hi everybody";
return 0;
}

• "Hi everybody"
• Hi everybody"
• Hi everybody
• "Hi everybody

Which of the following is NOT a logical operator in C++ language?

• &

• &&

• ||

• !

If originally x=2,y=0, and z=1, what is the value of x, y, and z after executing the following code?

if (x>y)

y=x;

else

z=x;

• x=2 y=2 z=1

• x=0 y=2 z=0

• x=2 y=1 z=1

• x=2 y=0 z=1