Architecture and Organization Multiple Choice Questions (MCQs) and Answers from 11 to 15. Online Computer Science MCQs for PPSC, FPSC, SPSC, KPPSC Test (Preparation Material).

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11. The software used for workgroup computing is called:
(A) Shareware
(B) Freeware
(C) Groupware
(D) Both A and B

12. Which register normally functions as a 16-bit counter that controls the sequence in which the instructions are fetched from memory?
(A) PC
(B) IR
(C) DR
(D) DAR

13. Pentium II is a __________ generation computer.
(A) Second
(B) Third
(C) Fourth
(D) Fifth

14. The first computer that used vacuum tubes was?
(A) Mark I
(B) ENIAC
(C) EDVAC
(D) UNIVAC

15. The number of read/write heads for a hard disk of four platters are:
(A) 4
(B) 6
(C) 8
(D) 16

ANSWERS: ARCHITECTURE AND ORGANIZATION MCQS
11. (C) Groupware
12. (A) PC
13. (C) Fourth
14. (B) ENIAC
15. (C) 8