11th Standard Syllabus & Materials

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TN 11th Tamil இயற்கை வேளாண்மை,சுற்றுச்சூழல் -செய்யுள் - மனோன்மணீயம் Important Questions And Answers Study Material - QB365 Set A

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11th Standard

TN 11th Tamil என்னுயிர் என்பேன் -துணைப்பாடம் - இசைத்தமிழர் இருவர் Important Questions And Answers Study Material - QB365 Set A

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11th Standard

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11th Standard

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11th Standard

TN 11th Tamil பீடு பெற நில் - துணைப்பாடம் - வாடிவாசல் Important Questions And Answers Study Material - QB365 Set A

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11th Standard

TN 11th Tamil பீடு பெற நில் - செய்யுள் - குறுந்தொகை Important Questions And Answers Study Material - QB365 Set A

11th Standard English Medium Computer Science Subject Operating Systems Book Back 2 Mark Questions with Solution Part - II

Published on: 08/06/2021

QB365 provides detailed and simple solution for every book back questions in class 11 Computer Science subject.It will helps to get more idea about question pattern in every book back questions with solution.

Download Tamil Nadu 11th Standard Computer Science question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.

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Std: 11th Standard - Computer Science

chapter: - Book back Questions

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Questions:

Generic 2

5 x 2 = 10

Why do we need an Operating system?

Why GUI is used in Windows?

What is MS-DOS?

What are the different Operating Systems used in computer?

What is multi-processing?

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Answers Key:

Generic 2

5 x 2 = 10

Operating System was needed to enable the user to design the application without the knowledge of the computer's internal structure and hardware system and also needs an interface to interact with the computer and controls the execution of all kinds of programs without knowing the internals of the hardware.

GUI is used in Windows because it provides an interaction between the windows OS and the user.

MS-DOS stands for Microsoft Disk Operating System. It is a Command User Interface (CUI). It is a single user Multi-tasking operating system.

Different operating system used:
1. Single user, single Task Operating system
2. Multi user operating system
3. Multiprocessing operating system
4. Distributed Operating system

Multiprocessing is one of the features of operating system. It has two or more processors for a single running process. Each processor works on different parts of the same task or two or more different tasks.