Computer Operating Systems Multiple Choice Questions (MCQs) Test. Operating System Questions and Answers from 1 to 5.

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1. Operating system, editors and debuggers come under?
(A) System software
(B) Application software
(C) Utilities
(D) None of These

2. DOS was introduced by
(A) IBM
(B) Xerox
(C) Microsoft
(D) Bell labs

3. Which of the following operating system is based on open-source software?
(A) UNIX
(B) Windows 2000
(C) Windows NT
(D) Linux

4. The “NT” in Windows NT stands for?
(A) Not Tested
(B) Network Technology
(C) Network Terminal
(D) New Technology

5. The operating system that was introduced by ATT’s Bell labs is:
(A) Unix
(B) OS/2
(C) Macintosh
(D) Linux

ANSWERS: COMPUTER OPERATING SYSTEMS MCQS
1. (A) System software
2. (A) IBM
3. (D) Linux
4. (B) Network Technology
5. (A) Unix