Paper 1 · ICT
UGC NET December 2021 June 2022 (21.09.2022) Shift-II
Identify the correct order to complete the paragraph on CPU parts: the part that (i) holds programs and data currently in use is called ___; (ii) performs calculations and logical operations is called ___; and (iii) tells input and output devices how to carry out instructions is called ___. The choices are A Control Unit, B ASCII, C Immediate Access Store, D ALU, E SSD.
AD, A, B
BC, D, A ✓ Correct
CC, E, A
DB, D, E
Correct answer: (B) C, D, A — The answer is C, D, A.
Explanation
★The answer is C, D, A.
★The part that holds programs and data currently in use is the immediate access store, which is C.
★The part that performs calculations and logical operations is the ALU, which is D.
★The part that tells input and output devices how to carry out instructions is the control unit, which is A.
★So in the order given the parts are C, D and A.
★The other options place the parts wrongly.
★So the answer is C, D, A.
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