Page 12 - iPlus_Ver_2.0_class_3
P. 12
Headphones
Headphones are used to listen to music and sound without disturbing
others as they are worn by an individual. But wearing them for a long
time can affect your hearing power and cause damage to your ears.
Printer
Headphones
A printer is used to print the result of the work done by the computer
on a paper. We can print documents, drawings, images, etc. in black & white as well as in
coloured form using a printer. There are two types of printers.
Laser Printer
A laser printer uses a laser beam to print a hard copy.
Laser Printer
Inkjet Printer
An inkjet printer sprays ink on the paper to print a hard copy.
Plotter Inkjet Printer
A plotter is used to print big sketches, diagrams and maps on
long sheets of paper. They are used by engineers, architects,
scientists and designers.
Plotter
Projector
A projector projects or displays data of the computer screen on a
large screen or surface for the audience.
Projector
Smartboard
A smartboard is used in classrooms as a teaching tool. It is an
interactive board that displays information with the help of a
projector.
Smartboard
Storage Devices
The devices that are used to store data are called Storage devices. There are many
storage devices to store our data or work, so that we can get it back whenever we need
it. Let us discuss about some of the commonly used storage devices.
10
iPlus (Ver. 2.0)-III

