Selected MCQ

Current Question
Which of the following parts of the CPU controls the sequence of execution of instructions?
  • A. ALU
  • B. LU
  • C. CU
  • D. ALU
Correct Answer: C
Explanation:
The Control Unit (CU) controls the sequence of execution.
Related Question 1
The unit that controls all parts of the computer is ____.
  • A. CPU
  • B. ALU
  • C. Register
  • D. None of these
Correct Answer: A
Explanation:
The CPU is the central control unit of a computer.
Related Question 2
In MS Excel 2016, a window can be split into two parts by which of the following options?
  • A. Format → Window → Split
  • B. View → Window → Split
  • C. Page Layout → Split
  • D. None
Correct Answer: B
Explanation:
Split is available in the View tab.
Related Question 3
When does the following hold data and the processing instructions temporarily until the CPU needs it?
  • A. ROM
  • B. Control Unit
  • C. Main memory
  • D. None of these
Correct Answer: C
Explanation:
Main memory (RAM) temporarily holds data and instructions for the CPU.
Related Question 4
In which part of the computer is the execution of instructions done?
  • A. ALU (Arithmetic Logic Unit)
  • B. Control Unit
  • C. Main memory
  • D. None of these
Correct Answer: A
Explanation:
Actual execution of instructions is performed by the ALU.
Related Question 5
Which of the following executes instructions?
  • A. Motherboard
  • B. Hard disk
  • C. CPU
  • D. None of these
Correct Answer: C
Explanation:
The CPU executes instructions.