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Computer Science: Core Concepts MCQs

Waraq ECAT Review: Computer Science · ECAT / Engineering Entrance · 20 practice questions

1. The binary equivalent of the decimal number 10 is:

  1. A1010
  2. B1001
  3. C1100
  4. D1110
Show answer

A. 1010 8 + 2.

2. IP address in IPv4 is made of how many bits?

  1. A128
  2. B64
  3. C32
  4. D16
Show answer

C. 32 Four 8-bit numbers.

3. The brain of the computer is the:

  1. AMonitor
  2. BHard disk
  3. CCPU
  4. DRAM
Show answer

C. CPU It executes instructions.

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