Page 26 - Computer Class 08

2. Real-Time : _____________________________________________________

________________________________________________________________________

3. Time-Sharing : _____________________________________________________
________________________________________________________________________

4. Multitasking : _____________________________________________________
________________________________________________________________________

B. Answer the following questions.

1. What is an operating system?
2. Explain the functions of an operating system.

3. Write a short note on booting.
4. Differentiate between warm booting and cold booting.
Application Based Question

The following statements are about operating systems. Imagine that you are describing what an

operating system is to someone who doesn’t know about computer. Rank the statements in
order, by writing them into position with the most useful statement for you to use in your
description-at the top.

An operating system can be used on different type of computers,
such as desktops, laptops, mobile phones.

An operating system is a piece of software.

One of the jobs of an operating system is managing the
hardware in a computer.

An operating system allows the user to run different software
programs.

An operating system provides an interface that allows
the user to interact with the computer.

Visit the computer lab. Create a PowerPoint presentation on the topic ‘Opensource
Software’ and its applications such as OpenOffice.org Writer, Openoffice.org Calc,
OpenOffice.org Impress etc.

Computer-8 26