5. What is the difference between
the G clef and the F clef?
• The Treble Clef or G clef is used for the
higher sounding notes.
• The Bass Clef or F clef is used for the lower
sounding notes.
20. The keyboard is used to type information into the computer. You
can type in words, numbers, and commands using the
keyboard. The mouse is a pointing device. It moves the pointer
on the monitor screen. The pointing arrow is called a cursor.
21. A scanner is an input device that
copies pictures or documents. The
copied images or files can be stored in
the computer.
A microphone is a device that lets you
increase the volume of sound. It is
used to record sound. It is an input
device for sound files.
22. A digital camera is a device that
takes photographs as digital
data. The images can be stored
in the computer.
A game pad is a device used for
playing computer games. You
use it to control actions in a
game.
23. A processing device refers to
a computer hardware that is
used to process data and
instructions to produce
information.
24. The motherboard is known as the main
circuit board of the computer where all
other internal components such as the
CPU and memory are attached.
The central processing unit (CPU), or
commonly known as processor, is the
part of the computer that interprets
and executes the commands from the
computer hardware and software. The
CPU is the brain of the computer.
25. The memory is a type of hardware
used to store data. It is used to
process different commands or
instructions. There are two types of
memory, namely, the random-
access memory (RAM) and the
read-only memory (ROM). The
RAM is the main 'working' memory
used by the computer that stores
data that the computer uses while
it is turned on. The ROM stores
important instructions needed to
start a computer.
Memory
26.
27. Monitors create a visual display of
processed data that users can view.
They come in a variety of screen sizes
and visual resolutions.
Speakers are devices that produce
the sounds that can be heard by the
listener.
28. A printer is a device that produces a
hard copy of a digital document. It
prints text or pictures on paper,
tarpaulin, fabric, and other materials. S
A projector is a display device that
projects an image on a screen. It is
typically used for presentations or for
viewing videos.
29. A storage device is a piece of
hardware that is primarily used for
storing data. Every desktop computer,
laptop, tablet, and smartphone will
have some kind of storage device
within it. There are also standalone,
external storage drives that can you
can use across devices.
30. A communication device is a kind of
hardware used to move data or
information from one computer to
another. It allows computers to
communicate with one another.
Examples of communication devices
are smart phones, laptop computers,
tablets, personal digital assistants or
PDAs, and Wi-fi routers and modems.
These are devices that are used to
connect to the internet.
