Computer Science Quizzes

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Q. Which register stores the result of ALU operations?
(A) Data Register
(B) Instruction Register
(C) Data Address Register
(D) Accumulator Register

The answer is: (D) Accumulator Register ☑

Q. Which of the following device uses the parallel transmission?
(A) Mouse
(B) Keyboard
(C) Printer
(D) Light Pen

The answer is: (C) Printer ☑

Q. What is a diagrammatic way of representing the relationship between the entities in a database?
(A) Flowchart
(B) ERD
(C) DFD
(D) Algorithm

The answer is: (B) ERD ☑

Computer Science MCQs
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