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JAMB Commerce 2019 past questions and answers

2 questions. Try each one, then open the answer to check yourself and read the explanation.

Question 4

Business Management

The direct authority of a superior over his subordinate is known as

  1. A.line authority
  2. B.line and staff authority
  3. C.staff authority
  4. D.lane authority
Show the answer and explanation

Answer: A (line authority)

Explanation

Line authority is the direct right of a superior to give orders to the subordinate immediately below him in the chain of command.

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Question 39

Computers in Commerce

Which of the following computers can be used in weather forecast?

  1. A.Analog computer
  2. B.Digital computer
  3. C.Hybrid computer
  4. D.Mainframe computer
Show the answer and explanation

Answer: C (Hybrid computer)

Explanation

Weather forecasting combines continuous measurements (analog) with numerical processing (digital), which is what hybrid computers do.

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