6999+ SSC CGL Computer Questions Pdf - 1
Question: 1
The register which contains the instruction that is to be executed is called
(A) memory data register
(B) memory address register
(C) instruction register
(D) index register
Ans: C
instruction register
Question: 2
The most common input device used today is
(A) keyboard
(B) scanner
(C) track ball
(D) mother board
Ans: A
keyboard
Question: 3
Program Status Word (PSW) contains various (different) status of
(A) registers
(B) cpu
(C) program
(D) alu
Ans: B
cpu
Question: 4
A set of related programs is called
(A) package
(B) arrays
(C) script
(D) stacks
Ans: A
package
Question: 5
The register which keeps track of the execution of a program and which contains memory address of the instruction currently being executed is called
(A) program counter
(B) instruction register
(C) index register
(D) memory address register
Ans: A
program counter
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