Multiple choice

The class ''iostream'' is derived from the classes ''istream'' and ''ostream'' to handle ______________ operation on a single stream.

  1. unidirectional

  2. bidirectional

  3. input

  4. output

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The class iostream is derived from the classes istream and ostream to handle bidirectional (that is from both direction) operation on a single stream.