3rd Ch-2- Hardware and Software

1. What is a computer?
Ans-A computer is an amazing machine that can do different types of jobs.

2.Write down two basic parts of computer.
Ans-1.Hardware
2.Software

3.What is a hardware?
Ans-The physical parts of a computer that you touch and see are called hardware example monitor keyboard mouse CPU.

4.In how many parts the hardware of computer is divided name them.
Ans-Three parts
1.Input devices
2.Output devices
3.Storage devices

5.What are input devices.
Ans-Input devices are the devices that are used to input words ,numbers, sounds or pictures into a computer .
Example - keyboard ,mouse, joystick, microphone.

6.Name some input devices.
Ans-1.Keyboard
2.Mouse
3.Joystick
4.Microphone
5.Light pen
6.Scanner
7.Web camera
8.Trackball

7.What are output devices.
Ans-The devices which display the information and result are called output devices
For example -monitor, printer.

8.Name some output devices.
Ans-1.Monitor
2.Printer
3.Speaker

9.What are storage devices.
Ans-The devices that are used for storing data are called storage devices .
For example -Hard disk, CD ,pendrive, DVD.

10.Name some storage devices.
Ans-1.CD
2.Hard disk
3.Pen drive

11.What is software?
Ans-Software is that part of computer which cannot be seen or touched.

12.What are the types of software?
Ans-There are two types of software
1.System software
2.Application software

13.What is system software?
Ans-System software is a set of programs that control the overall working of a computer .
For example- Operating system.

14.What is an operating system?
Ans-An operating system is a part of computer system  that makes a computer run.
For example -Windows ,Linux

15.What is application software?
Ans-Application software helps you to do a specific type of work.
For example

‌1.Tux paint-  for drawing pictures.

2.Games - for entertainment

‌3.Gedit - for typing and making corrections

4.Calculator - for doing calculations