introduction to operating system

CHAPTER 2

INTRODUCTION TO OPERATING SYSTEM

Question & Answer

Answers – MS Windows 7

Q1. Multiple Choice Questions

(a) ______ runs on computer hardware and serves as a platform for other software to run on.
Answer: (i) Operating system

(b) ______ transforms one interface into another interface.
Answer: (ii) Software

(c) The text editor is the part of Windows operating system.
Answer: (ii) Notepad

(d) What are icons?
Answer: (iii) Picture

(e) Start button of Windows 7 is available in ______.
Answer: (ii) Task Bar

(f) MS-Windows is ______.
Answer: (i) An operating system

(g) Windows ______ is the newest version of the Windows operating system.
Answer: (iv) 10

(h) ______ is a popular program available with Windows 7 that allows you to create and edit simple graphics.
Answer: (iv) Paint

Q2. Fill in the Blanks

(a) Icons are small pictures that represent files, folders, programs, and other items.

(b) Recycle Bin is a dustbin on your computer.

(c) Windows is a most popular OS.

(d) Windows XP/7/8/10 is an example of Windows OS.

(e) Operating System (OS) acts as a bridge between the user and the computer.

(f) Clock is an example of a gadget.

Q3. Short Questions

1. What is OS? Give an example.

OS (Operating System) is system software that acts as a bridge between the user and the computer hardware.
Example: Microsoft Windows.

2. What is a desktop?

A desktop is the main screen that appears after a computer starts. It contains icons, the taskbar, gadgets, etc.

3. What are gadgets?

Gadgets are small programs that display useful information on the desktop.
Examples: Clock, Calendar and Weather.

4. What is Windows Explorer?

Windows Explorer is a program used to view and manage files and folders on a computer.

5. What are folders?

Folders are used to store and organize files and other folders.

6. What is a window?

A window is a rectangular area on the screen in which a program, file or folder is displayed.

7. What is an icon?

An icon is a small picture that represents a file, folder, program or other item.

8. Difference between GUI and CUI

GUICUI
GUI stands for Graphical User Interface.CUI stands for Character User Interface.
It uses pictures, icons and menus.It uses text commands.
It is easy to use.It requires knowledge of commands.
Example: Windows.Example: DOS.

Q4. Solve the Jumbled Letters

(a) ETGADG → GADGET

(b) NICO → ICON

(c) SWODNIW → WINDOWS

(d) OFDLRE → FOLDER

(e) TOPKSED → DESKTOP

Q5. Long Questions

(a) Describe the different components of MS-Windows 7.

The main components of the Windows 7 desktop are:

  1. Desktop – The main screen that appears after Windows starts.
  2. Icons – Small pictures representing files, folders and programs.
  3. Gadgets – Small programs that display useful information such as time and weather.
  4. Taskbar – The bar usually present at the bottom of the desktop. It contains the Start button and buttons for running programs.
  5. Start Button – Used to open programs, search files and access various Windows features.
  6. Notification Area – Shows notifications and small icons such as volume, network and date/time.
  7. Recycle Bin – Stores deleted files temporarily.

(b) Explain the different components of Gadgets in Windows 7.

Windows 7 provides small programs called gadgets that can be placed on the desktop. They provide useful information quickly.

Some common gadgets are:

  1. Clock Gadget – Displays the current time.
  2. Calendar Gadget – Displays dates and helps us view the calendar.
  3. Weather Gadget – Shows weather information.
  4. CPU Meter Gadget – Shows the usage of the computer’s processor and memory.
  5. Slide Show Gadget – Displays pictures as a slide show.

(c) What is an Operating System? Write its functions.

An Operating System (OS) is system software that acts as a bridge between the user and the computer hardware. It also provides a platform for other programs to run.

Functions of an Operating System:

  1. Memory Management – Manages the computer’s memory.
  2. Process Management – Manages programs and processes running on the computer.
  3. Device Management – Controls devices such as keyboard, mouse, printer and monitor.
  4. Storage Management – Manages files, folders and storage devices.
  5. User Interface – Provides a way for users to communicate with the computer.

Examples: Windows, Linux, macOS.

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