20376653
Description
Mind Map by Zahra Jafar, updated more than 1 year ago
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Created by Zahra Jafar
about 5 years ago
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Key Words
- Computer
- a programmable electronic device
designed to accept data, perform
prescribed mathematical and
logical operations at high speed,
and display the results of these
operations.
- a device that can take
some inputs (data),
process the data and
output a result
(information)
- The information is the
data that has been
processed
- The information is the
data that has been
processed
- a programmable electronic device
designed to accept data, perform
prescribed mathematical and
logical operations at high speed,
and display the results of these
operations.
- Peripheral
- a device or unit that operates separately
from the CPU but is connected to it, as a
magnetic disk or tape unit or a printer.
- The difference is that the
screen is on the computer
- printer, keyboard, mouse
- a device or unit that operates separately
from the CPU but is connected to it, as a
magnetic disk or tape unit or a printer.
- Input
- to enter (data) into a computer for
processing.
- keyboard, mouse, mike
- to enter (data) into a computer for
processing.
- Storage Device
- it is used to permanently
record or store data
- CD, Hard drive, USB, sim card
- it is used to permanently
record or store data
- Hardware
- Objects that you can
physically touch, like a music
CD
- Disks, disks drives, display screens,
keyboards, printers, boards and
chips.
- Objects that you can
physically touch, like a music
CD
- Software
- You cannot 'touch' software. Software refers to
the programs that run on a computer, rather
like the music playing on a CD.
- Windows, MS Word, MS Excel,
Kodu and Logo
- You cannot 'touch' software. Software refers to
the programs that run on a computer, rather
like the music playing on a CD.
- Output
- to transfer (information) from
internal storage to an external
medium
- a place where power of
information that leaves a
screen
- printer, headphones,earphones
- to transfer (information) from
internal storage to an external
medium
- Helpful devices
for disabled
people
- Braille keyboard
- A Braille keyboard is a specialist
input device that allows the user to
type and enter text or instructions
for the computer in Braille. (c)
courtesy of Sight and Sound
technology. (c) courtesy of Sight and
Sound technology.
- A Braille keyboard is a specialist
input device that allows the user to
type and enter text or instructions
for the computer in Braille. (c)
courtesy of Sight and Sound
technology. (c) courtesy of Sight and
Sound technology.
- Pipes / sip and puff
- Sip-and-puff or sip 'n' puff
(SNP) is assistive technology
used to send signals to a
device using air pressure by
"sipping" (inhaling) or "puffing"
(exhaling) on a straw, tube or
"wand." It is primarily used by
people who do not have the
use of their hands.
- Sip-and-puff or sip 'n' puff
(SNP) is assistive technology
used to send signals to a
device using air pressure by
"sipping" (inhaling) or "puffing"
(exhaling) on a straw, tube or
"wand." It is primarily used by
people who do not have the
use of their hands.
- Foot mouse
- A foot controlled mouse (also spelled
foot mouse) is a type of computer mouse
that gives the users the ability to move
the cursor and click the mousebuttons
with their feet. It is primarily used by
users with disabilities or with high-back
or neck problems.
- A foot controlled mouse (also spelled
foot mouse) is a type of computer mouse
that gives the users the ability to move
the cursor and click the mousebuttons
with their feet. It is primarily used by
users with disabilities or with high-back
or neck problems.
- Head mouse
- In the proposed system, by moving one's
head, the user moves the mouse pointer to
the required coordinates and then blinks to
send commands. ... The designed system
allows people with disabilities to control a
mouse pointer with head movements and
to control mouse buttons with blinks.
- In the proposed system, by moving one's
head, the user moves the mouse pointer to
the required coordinates and then blinks to
send commands. ... The designed system
allows people with disabilities to control a
mouse pointer with head movements and
to control mouse buttons with blinks.
- Eye typer
- Braille keyboard
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