Printer

Mouse

Monitor

Keyboard

Input

Output

Process

Both 1 and 2

Output

Input

Process

None of these

Input

Process

Output

None of these

Keyboard →Process → Monitor

Keyboard → Process → Printer

Monitor → Process → Printer

Mouse -> Process -> Monitor

Input

Output

Process

None

Processing

Data

Concept

Task

Output

Input

Both 1 and 2

None of these

Central project unit

Contrast processing unit

Central planning unit

Central processing unit