6621050
Description
Computer Hardware Pt.2
- Input and Output Devices
- Input Devices:
Piece of hardware
that is used to
enter data into a
computer.
- Mouse
- Keyboard
- Scanner
- Mouse
- Output device: Piece of
hardware that is used to
display or output data
which has been processed
or stored on the
computer.
- Monitor
- Speaker
- Printer
- Monitor
- Special Input and
Output Devices
- Sip and Puff
- Allows you
to left or
Right click.
- Allows you
to left or
Right click.
- Braille Keyboard
- Allows blind people to type
on a keyboard by telling
what character a key is by
the language Braille.
- Allows blind people to type
on a keyboard by telling
what character a key is by
the language Braille.
- Eye tracker
- Allows a person to
move the mouse
with their eye
movements.
- Allows a person to
move the mouse
with their eye
movements.
- Text-To-Speech
- Allows blind people to
know what is written
on the screen by
hearing the voice read
it out.
- Allows blind people to
know what is written
on the screen by
hearing the voice read
it out.
- Braille Printers
- Allows blind people to
read text on a piece of
paper that is printer
off in the language
Braille.
- Allows blind people to
read text on a piece of
paper that is printer
off in the language
Braille.
- Screen Magnifiers
- Allows people with
bad eyesight to see
the text on screen.
- Allows people with
bad eyesight to see
the text on screen.
- Sip and Puff
- Input Devices:
Piece of hardware
that is used to
enter data into a
computer.
- Secondary
Storage
- Magnetic
- Floppy Disks
- Hard Disk Drives
- Magnetised iron
nails= 1
Unmagnetised iron
nails= 0
- Floppy Disks
- Optical
- CD/DVD
- CD/DVD
- Solid-State
- USB
- No moving
parts
- More Reliable
- USB
- Portable and can
be used on
multiple PC's
- Magnetic
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