Class 9 SEBA Chapter 2 Solution SEBA Computer Science Solution
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Class 9 SEBA Computer Science Solution provides comprehensive guidance for understanding key concepts in the subject. Class 9 SEBA Computer Science Solution focuses on simplifying complex topics and offering step-by-step explanations. Class 9 SEBA Computer Science Solution ensures students gain clarity in programming basics and theoretical knowledge. Class 9 SEBA Computer Science Solution is ideal for exam preparation and practical application. Class 9 SEBA Computer Science Solution supports students in achieving academic success with confidence.
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OBJECTIVE TYPE QUESTIONS
1. Choose the correct option.
(a) Which of the following is an operating system?
(1) Windows
(2) Linus
(3) Unix
(4) All of these
Ans: (4) All of these.
(b) Which Opreting System is developed by CDAC, Chennai?
(1) Windows
(2) BOSS
(3) Unix
(4) None of these
Ans: (2) BOSS.
(c) Which OS has fixed deadline?
(1) Distributed
(2) Real – time
(3) Interactive
(4) Batch Processing
Ans: (2) Real-time.
(d) Name a multiuser Operating system.
(1) MS-DOS
(2) BOSS
(3) Unix
(4) None of these
Ans: (3) Unix.
(e) Neme a version of macOS.
(1) Mojave
(2) High Sierra
(3) Sierra
(4) All of these
Ans: (4) All of these.
(f) In which year was Windows OS released?
(1) 1980
(2) 1985
(3) 1983
(4) 1987
Ans: (2) 1985 .
2. Fill in the blanks.
(a) _____ is the founder of Microsoft Corporation.
Ans: Bill Gates.
(b) An operating system is a program which acts as an _______ between a user and the hardware.
Ans: interface.
(c) The operating system decides which job should use the _____ and for how long .
Ans: processor.
(d) A computer system works with _______.
Ans: information.
(e) Windows is an example of _______ operating system.
Ans: proprietary.
(f) Unix was originally developed in _______ by a group of AT&T employees.
Ans: 1969.
3. State true or false.
(a) Microsoft Windows has 15 versions since its first release in 1985.
Ans: FALSE.
(b) Linux is different from proprietary software like Windows, which can be modified by the company that owns it.
Ans: TRUE.
(c) iOS is Apple’s mobile operating system.
Ans: FALSE.
(d) The latest version of Android is Unnati.
Ans: FALSE.
(e) Windows come pre-loaded on most new PCs.
Ans: TRUE.
(f) macOS is Apple’s mobile operating system.
Ans: TRUE.
Q4. Short answer questions.
5. Long answer questions.
1. Explain any Five functions of an Operating system.
2. Explain any two- operating system used in mobile phones.
3. Write a short note on Windows operating system.
4. Write a note on the Operating systems created by Apple.
6. Write a short note on Bill Gates.
7. What is Interactive Operating system? Where is it used?
8. What are the two important features that must be taken care while maintaining a directory?
Our Class 9 SEBA Computer Science solution helps students understand key concepts effectively. The Class 9 SEBA Computer Science solution is designed for easy learning and success.