Parts.of.cu
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Transcript of Parts.of.cu
![Page 1: Parts.of.cu](https://reader033.fdocuments.in/reader033/viewer/2022051414/55a4fc901a28abf94a8b457e/html5/thumbnails/1.jpg)
COMPUTER PARTS
T
here are many parts that
work together to make a
computer work.
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HARDWARE
P
hysical parts of the
computer, including
processor and memory
chips, input/output
devices, tapes, disks,
modems, cable, etc.
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CPU
T
he Central Processing
Unit
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PROCESSOR
T
he CPU – The chip or chips
that interpret and execute
program instructions and
manage the functions of
input, output, and storage
devices.
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COMPUTER CASE
C
ontains the major
components of the
computer. It helps
protect them.
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MONITOR
A
display screen to provide
“output” to the user. It is
where you view the
information your are
working on.
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VIDEO CARD
C
onnects the computer to the
monitor. It is a circuit board
attached to the motherboard that
contains the memory and other
circuitry necessary to send
information to the monitor for
display on screen.
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KEYBOARD
U
sed to enter information
into the computer and for
giving commands.
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MOUSE
A
n input device operated by
rolling its ball across a flat
surface. The mouse is used to
control the on-screen pointer
by pointing and clicking,
double-clicking, or dragging
objects on the screen.
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TOUCHPAD
A
pressure-sensitive and
motion sensitive device
used in place of a mouse.
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CD ROM DRIVE
T
he drive that plays CDs
and reads data that has
been stored on the CD.
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CD
C
ompact Disk – A type of
optical storage device.
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FLOPPY DISK DRIVE
A
device that holds a
removable floppy disk
when in use; read/write
heads read and write data
to the diskette.
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HARD DISK
M
agnetic storage device in
the computer.
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RAM
R
andom Access Memory
RAM is a computer’s temporary
memory, which exists as chips on
the motherboard near the CPU.
It stores data or programs while
they are being used and requires
power.
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PRINTER
A
n output device that
produces a hard copy on
paper. It gives
information to the user in
printed form.
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BARCODE READER
An input device that converts a pattern of printed bars into a number that a computer can read. They are often used by businesses to quickly input price and product information.
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SCANNER
A
device that allows
pictures to be placed into
a computer.
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MICROPHONE
A
llows the user to record
sounds as input to their
computer.
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SPEAKERS
U
sed to generate or
reproduce voice, music,
and other sounds.
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SOUND CARD
C
onnects the speakers and
microphone to the
computer.
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MODEM
T
he place where the
computer is connected to
the phone line.
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NETWORK CARD
A
circuit board that
connects the computer to
the rest of the network
usually using special
cables.
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SOFTWARE
P
rograms that tell the
computer what to do. It
provides instructions that
the CPU will need to
carry out.
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DOS
Disk Operating System
This software connects the hardware with the programs you want to run.
MS-DOS:
Microsoft DOS (Disk Operating System) is a command line user interface. MS-DOS 1.0 was released in 1981 for IBM computers.
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EXAMPLE OF MS-DOS
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WINDOWS
A
family of operating systems
developed and produced by
Microsoft Corp. It provides a
software graphical user interface
(GUI) used on IBM and
compatible computers.
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EXAMPLE OF WINDOWS (GUI)