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Computer Devices Class 2 Computer Worksheet
1) Answer the following questions (23)
a) What are types of computer devices? (1)
b) What are input devices? Name the different types of input devices. (4)
c) What are output devices? Name the different output devices. (4)
d) What are storage devices? Name the different storage devices. (4)
e) What is a keyboard? (1)
f) What is a mouse? (1)
g) What is a joystick? (1)
h) What is a microphone? (1)
i) What is a scanner? (1)
j) What is a monitor? (1)
k) What is a printer? (1)
l) What CD-ROM stands for? (1)
m) What DVD stands for? (1)
n) What is a pen drive? (1)
2) Fill in the blanks (9)
a) The data and instructions we enter into the computer are called _______ .
b) Mouse is also known as _______ device.
c) _______ is used to play games on computer.
d) _______ is used to scan images.
e) Information displayed on monitor is also called _______ .
f) The information we get as printout is called _______ .
g) We can listen to songs on computer with the help of ______ .
h) ______ stores large amount of data and information at a very speed.
i) Pen drive is also known as ________ .
3) Write true or false (8)
a) Keyboard is a output device.
b) Mouse is also called pointing device.
c) Printer provides us with hard copy.
d) CD and DVD are different in shape.
e) Hard disk is also known as flash drive.
f) Joystick is used to play games.
g) Keyboard allows you to save your work for future use.
h) Hard disk stores data and information very slowly.
Answer
1) Answer the following questions (23)
a) What are types of computer devices? (1)
Answer – There are three types of computer devices,
Input devices
Output devices
Storage devices
b) What are input devices? Name the different types of input devices. (4)
Answer –The data and information we enter into the computer are called inputs. The devices which helps us to put inputs into the computer are called input devices.
The different types of input devices are,
Keyboard
Mouse
Joystick
Scanner
Microphone
c) What are output devices? Name the different output devices. (4)
Answer – After we put inputs on the computer, the results which comes after computer processes the inputs are called output. Devices which provides us outputs are called output devices.
Different output devices are,
Monitor
Printer
Speakers
d) What are storage devices? Name the different storage devices. (4)
Answer –Storage is the facility of the computer which helps us to save our work for future use. The devices which helps computer to store large amounts of data and information are called storage devices.
Different storage devices are,
Hard disk
CD-ROM
DVD
Pen drive
e) What is a keyboard? (1)
Answer – Keyboard is an input device which helps us to write numbers and alphabets in the computer.
f) What is a mouse? (1)
Answer – A mouse is also known as pointing device. It is used to draw pictures and select objects on the monitor.
g) What is a joystick? (1)
Answer –A joystick is an input device used for playing various games on the computer.
h) What is a microphone? (1)
Answer –A microphone is an input device which records voice or any other sound and sends it to the computer.
i) What is a scanner? (1)
Answer – A scanner is an input device which can scan images and other documents and sends them to the computer.
j) What is a monitor? (1)
Answer – A monitor is a output device. It displays various output on the its screen. It is also called soft copy.
k) What is a printer? (1)
Answer – A printer is a output device which provides us with output printed on papers. This is called printout. These type of output is also called hard copy.
l) What CD-ROM stands for? (1)
Answer – CD-ROM stands for Compact Disk – Read Only Memory.
m) What DVD stands for? (1)
Answer – DVD stands for Digital Video Disk.
n) What is a pen drive? (1)
Answer – Pen drive is a small, portable storage device, which is used to store data and information.
2) Fill in the blanks (9)
a) The data and instructions we enter into the computer are called imputs .
b) Mouse is also known as pointing
c) Joystick is used to play games on computer.
d) Scanner is used to scan images.
e) Information displayed on monitor is also called soft copy .
f) The information we get as printout is called hard copy .
g) We can listen to songs on computer with the help of speakers .
h) Hard disk stores large amount of data and information at a very speed.
i) Pen drive is also known as flash drive .
3) Write true or false (8)
a) Keyboard is a output device.
Answer – False
b) Mouse is also called pointing device.
Answer – True
c) Printer provides us with hard copy.
Answer – True
d) CD and DVD are different in shape.
Answer – False
e) Hard disk is also known as flash drive.
Answer – False
f) Joystick is used to play games.
Answer – True
g) Keyboard allows you to save your work for future use.
Answer – False
h) Hard disk stores data and information very slowly.
Answer – False