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WAEC Data Processing 2024 Question 40

Question 40

Distributed and Parallel Databases

Which of the following characteristics is associated with the architecture of parallel database?

  1. A.Communication cost and problems cannot be ignored
  2. B.Machines can be far from each other.
  3. C.Machines are physically close to each other.
  4. D.It is usually associated with shared-nothing architecture.
Show the answer and explanation

Answer: C (Machines are physically close to each other.)

Explanation

Parallel database processors are close together (often in one place); distributed ones are far apart.