Input / Output Devices

1.

Input / Output Devices
Computer is an machine technology its a collection of
interconnected device that devices like,
Keyboard
Monitor
Mouse
Printer
scanner
Web cam / digital camera
Stylus
Joystick
Trackball
This devises divided into 2 Parts
1) Input Devices
2) Output Devices

2.

Input Devices
An input device is any hardware component
that allows you to enter data onto a computer.
Widely used input devices are the keyboard,
mouse, scanner, digital camera.

3.

Keyboards & Mice
- Keyboard is most important
input device. It use to write
on computer,the buttons over
the keyboard is called “Key”
thats key like
A to Z
0 to 9 Numeric key
F1 to F12 function keys
Esc,Tab,Shift,Ctrl,Alt, special
keys
Arrow keys
- Mouse is also one important
input device its most of used
to select the desktops items.
It is
Pointing(Desktop)
Clicking(right,left)
Selecting(Desktop
items,icons)
Scroll(Up,Down,right,Left)
all his action events through
output is processed and
displayed

4.

Scanners
- Scanner is also input device
scanner can scan the data
as a input action or event
and put the output at
Desktop as usually
Scanning
Imaging
it is the scanners event or
action

5.

Stylus
- Stylus also one input
device
it is mostly used in touch
screen devices like
Tab PC
Smart phones
And other Touch screen
devices
Its also action and give
event trough pointing >
process > displayed

6.

Output Devices
An output device is any hardware
component,the device that receive information
through the input devices call as “Output”
devices. Three commonly used output devices
are a printer, a monitor and speakers.

7.

Monitors
- Monitor is one of the most
important Output device. The
device that show the output
on screen VDU(Video Display
Unit) through the input
device Called as Monitor
There are deferent type of
monitor available
LCD
LED
And its also available in
deferent sizes like
17' cm
21'cm
25'cm
And more

8.

Monitors
- Monitor is one of the most
important Output device. The
device that show the output
on screen VDU(Video Display
Unit) through the input
device Called as Monitor
There are deferent type of
monitor available
LCD
LED
And its also available in
deferent sizes like
17' cm
21'cm
25'cm
And more

9.

Printers
- Like monitor printer also
one output device.
Through the given
action or event to print
document printer is
device that print the
documents.
- There are deferent type
of printer like
Simple printer
Lesser printer
Digital Printer
Other
its also available in
deferent sizes

10.

Speakers
- Speaker is also one output
device.
The device thats through u
can hear voice,audio this
device is called “speaker”.
Mostly its used to hear
songs
Video conference
Recording studios
And other some places