BASIC COMPUTER CONCEPTS

1. Chapter 1 – Basic Computer
Concepts
Components of Computer
Hardware

2. Input Devices
It is any peripheral devices that are
used to enter data and instructions
into a computer

3. Mouse
It is used to open and close
files, navigate web sites, and
click on commands and tell
the computer what to do for
different applications.
DIGITAL DISCOVERY

4. Keyboard
It is a device used in inputting or typing
letters or numbers
DIGITAL DISCOVERY

5. Web Camera
It transmits a picture or an image to the
computer which can be shared to other
computers using internet connection
DIGITAL DISCOVERY

6. Graphics Tablet
It is similar to a white
board, except you
use a digital pen to
write on it and it is
connected to the
computer
DIGITAL DISCOVERY

7. Microphone
It is used to transmit sounds
to be included or saved on
the computer.
DIGITAL DISCOVERY

8. Scanner
It is used to copy pictures, documents, and other
printed materials from a paper and transmit it to the
computer in its digital format.
DIGITAL DISCOVERY

9. Joystick
It is used to control the
moving actions of a
simulated object in a
program.
DIGITAL DISCOVERY

10. Output Devices
It is any piece of peripheral device
used to display the results of
processed data.
DIGITAL DISCOVERY

11. Hard Copy
It is relatively
permanent form of
output that can be
read immediately or
stored for later use
such as paper.
DIGITAL DISCOVERY

12. Soft Copy
It is a temporary form of output, for example, text on a
screen display.
DIGITAL DISCOVERY

13. Monitor
It is ascreen on which words, numbers, and
graphics can be seen
DIGITAL DISCOVERY

14. Printer
It produces a print of whatever is on the
monitor into a paper such as words, numbers,
or pictures.
DIGITAL DISCOVERY

15. Speaker
It gives you
sound output
from your
computer.
DIGITAL DISCOVERY

16. Headphone
It gives sound output
from the computer.
DIGITAL DISCOVERY

17. Storage Devices
It is Computer Data Storage, often
called storage or memory, refers to
computer components and devices
that store and retrieve data to and
from a storage media.
DIGITAL DISCOVERY

18. Hard Disk
It is a storage device that
contains one or more
inflexible, circular platters that
can store large quantity of
data, instructions, and
information.
DIGITAL DISCOVERY

19. Floppy Disk
It is also called a diskette, is a portable, inexpensive
storage medium that consists of a thin, circular,
flexible plastic Mylar film with a magnetic coating
enclosed in a square-shaped plastic shell.
DIGITAL DISCOVERY

20. Optical Disc
It is a type of optical storage media that
consists of a flat, round, portable, disc
made of metal, plastic, and lacquer.
DIGITAL DISCOVERY

21. Flash Memory Card
It is a type of miniature mobile storage device as thin as
a five peso coin and can range in size of 1 cm to 1 inch.
DIGITAL DISCOVERY

22. USB Flash Drive
It is sometimes called a pen drive, is a storage
device that plugs in a USB port on a computer
or mobile device.
DIGITAL DISCOVERY

23. System Unit
It is also known as a base unit, is the
main body of a computer.
DIGITAL DISCOVERY

24. Motherboard
It is the central Printed Circuit Board (PCB) in some
complex electronic systems such as modern
personal computers.
DIGITAL DISCOVERY

25. Power Supply
It supplies power to the other components in
a computer.
DIGITAL DISCOVERY

26. Microprocessor
It is the center of your computer which
processes instructions and communicates
DIGITAL DISCOVERY

27. Hard Disk Drive (HDD)
It is commonly referred to as a hard drive, hard
disk or fixed disk drive.
DIGITAL DISCOVERY

28. Video Card
It is also known as a graphics accelerator
card, display adapter or graphics card.
DIGITAL DISCOVERY

29. Sound Card
• It is also known as an audio card.
• Typical use of sound cards includes
providing the audio component for
multimedia applications
DIGITAL DISCOVERY

30. Memory
It is a temporary storage area which
holds the data and instructions that
the system unit or CPU needs. Before
a program can be run, the program is
loaded from some storage medium
into the memory
DIGITAL DISCOVERY

31. Random-Access Memory (RAM)
It is the main memory of the computer. It can be
accessed randomly, where any byte, can be accessed
without touching the preceding bytes.
DIGITAL DISCOVERY

32. Read-Only-Memory (ROM)
It refers to special memory used to store programs that
boot the computer and perform diagnostics. It cannot be
modified, or can be modified only slowly or with difficulty,
so it is mainly used to distribute firmware.
DIGITAL DISCOVERY

33. DIGITAL DISCOVERY

34. Communication Devices
It is a hardware component that
enables a computer to send or
transmit and receive data,
instructions, and information to and
from one or more computers
DIGITAL DISCOVERY

35. Types of Communications Device
Modem
• It is a short for modulator-demodulator
• It is a device that enables a computer to
transmit data over the telephone or cable
lines
DIGITAL DISCOVERY

36. DIGITAL DISCOVERY

37. Different Kinds of Modem
Dial-up Modem is a form of adapter card that you can
insert in an expansion slot on a computer’s
motherboard.
DIGITAL DISCOVERY

38. Cable modems
It send and receive digital data over the cable
television network.
DIGITAL DISCOVERY

39. Wireless modems
It is a wireless accessibility with its built-in antenna.
This is most common in PDA, Smart Phone or other
mobile devices.
DIGITAL DISCOVERY

40. Network card
It is an adapter card,
PC card or flash card
that enables a
computer to access
network.
DIGITAL DISCOVERY

41. Router
It is a communications device that connects
multiple computers or other routers together
and transmits data to its correct destination on
the network.
DIGITAL DISCOVERY

42. DIGITAL DISCOVERY

43. Answer Activities on iAnswer Section of
your Book
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