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Question 90Asked in DSSSB TGT Computer Science (Technical), 13 Sep 2025, Shift 3 (5:00 PM)

Which part of the CPU is responsible for performing calculations and logical operations?

  1. AMemory Unit
  2. BControl Unit (CU)
  3. CArithmetic Logic Unit (ALU)
  4. DInput Device
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Correct answer: (C) Arithmetic Logic Unit (ALU)

Explanation

The ALU (Arithmetic Logic Unit) performs arithmetic such as addition and subtraction, and logical operations such as AND, OR and comparisons.

From DSSSB TGT Computer Science PYQ (Technical), 13 Sep 2025, Shift 3 (5:00 PM)

This is question 90 of DSSSB TGT Computer Science PYQ (Technical), 13 Sep 2025, Shift 3 (5:00 PM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.