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WAEC Data Processing 2021 Question 17

Question 17

Software and Operating Systems

An operating system that enables more than one user to access the same data is called

  1. A.multi-tasking OS.
  2. B.multi-user OS.
  3. C.single user OS.
  4. D.virtual memory OS.
Show the answer and explanation

Answer: B (multi-user OS.)

Explanation

A multi-user OS lets several users use the system and its data at once.