The basic components of a modern digital computer are :

A. Input device

B. Output device

C. Central processor

D. All of the above

E. None of the above

Answer: Option D

Solution(By Examveda Team)

A typical digital computer system has four basic functional elements:
1) Input-output equipment,
2) Main memory,
3) Control unit, and
4) Arithmetic-logic unit.
Any of a number of devices is used to enter data and program instructions into a computer and to gain access to the results of the processing operation.