PDF std 3 ch-1 output devices

Computers : An Inside View

OUTPUT DEVICES

INPUT DEVICES RECAP

Input Devices are the devices used to enter data

and instructions into a computer.

Scanner

Keyboard Digital Camera Mouse

OUTPUT DEVICES

Output devices allows to receive
information from the computer.

Monitor Headphone Speakers

Printer

Monitor

Monitor is one of the
most important output
device.

It also called Visual
Display Unit (VDU)

Printer

Printer is also an output
device which takes
information from the
computer and prints it
on a sheet of paper.

Types of Printer

Dot Matrix Inkjet printers Laser printers

Speakers and Headphones

Speakers helps us to listen to the
sound or music coming from a
computer.

When we want to listen to the sound
or music without disturbing others,
then we use headphones.

Computer an Inside View - Exercise

Q1. List different input and output devices using the box given below

Keyboard printer mouse scanner speaker
headphone
INPUT DEVICES digital camera monitor

OUTPUT DEVICE

1. ________________ 1. _________________

2. ________________ 2. _________________

3. ________________ 3. _________________

4. ________________ 4. _________________

Q2. Choose and fill the correct answer :

1. A ____________ let us point different things on a computer screen. (scanner / mouse)

2. ____________ helps to get the printouts. (printer / speaker)

3. We use ____________ to listen to the music without disturbing others. (headphone/keyboard)