Multiple choice

Which part of the computer is directly involved in executing the instructions of the computer program?

  1. The scanner

  2. The main storage

  3. The secondary storage

  4. The printer

  5. The processor

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

The processor (CPU) is the component that actually executes program instructions by fetching, decoding, and running them. The scanner is an input device, main storage holds data temporarily, secondary storage stores data long-term, and the printer is an output device.