C++ MCQ Question Bank

Who developed C++?

• Dennis Ritchie

• James Gosling

• Bjarne Stroustrup

• Ken Thompson

Which of the following is NOT a feature of C++?

• Object-oriented

• Function overloading

• Garbage collection

• Exception handling

What does "C++" represent in the name of the language?

• Class++

• C version 2

• Increment operator (++), symbolizing evolution

• C with pointers

Which header file is used for standard input/output operations in C++?

• <stdio.h>

• <fstream>
  

• <iomanip>

•  <iostream> ✅

  
  

Which operator is used with cout for output?

• >>

• <<

• &&

• ->

What will be the output of: cout << "Hello" << endl << "World";?

• HelloWorld

• Hello World

• Hello World

• Compilation error

The keyword endl in C++ is used to:

• End the program

• Exit a loop

• Insert newline and flush buffer

• Close the file

What is the memory size of an int in C++?

• 1 byte

• 2 bytes

• 4 bytes

• 8 bytes

Which of the following is NOT a valid data type in C++?

• short int

• unsigned float

• long double

• signed char

Which header is used for file operations?

• <iostream>

•  <fstream> ✅
  

• <iomanip>

•  <stdio.h>