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Q 1. How many parts
computer has?
Ans:
Q 2. Write the main parts
of computer.
Ans: 1.
2.
3.
4.
Q 3. What makes a
computer system?
Ans:
Q 4. How the parts of
computer are connected?
Ans:
Q 5. What is called VDU?
Ans:
Q 6. Which part of
computer looks like a TV?
Ans:
Q 7. Write three things
which you can do using monitor.
Ans: 1.
2.
3.
Q 8. What is known as CPU
box?
Ans:
Q 9. What does CPU
cabinet contain?
Ans:
Q 10. What is called
brain of computer?
Ans:
Q 11. What is use of CPU?
Ans:
Q 12. Who controls all
the parts of the computer?
Ans:
Q 13. What is keyboard?
Ans:
Q 14. What is called
keys?
Ans:
Q 15. What are the
different keys on the keyboard?
Ans: 1.
2.
3.
4.
5.
6.
Q 16. What is use of
keys?
Ans:
Q 17. Which is the
longest key on the computer keyboard?
Ans:
Q 18. Where do you see after
typing key on the keyboard?
Ans:
Q 19. Write any four
types of keys.
Ans:
Q 20. What is mouse?
Ans:
Q 21. How does mouse
helps?
Ans: 1.
2.
3.
Q 22. Name the thing on
which mouse is kept?
Ans:
Q 23. How does mouse pad
helps?
Ans:
Q 24. Why does mouse can
be handled better when kept on mouse pad?
Ans:
Q 25. Write four devices
that help computer performing different functions.
Ans: 1.
2.
3.
4.
Q 26. What is printer?
Ans:
Q 27. What is printout?
Ans:
Q 28. What do you need to
get a printed copy of your work?
Ans:
Q 29. Which devices form
a sound system?
Ans:
Q 30. What is multimedia
system of computer?
Ans:
Q 31. What is use of
microphone?
Ans:
Q 32. What is use of
speakers?
Ans:
Q 33. What is use of
headphones?
Ans:
Q 34. Who can hear the
recorded sound or music using headphone?
Ans:
Q 35. I want to play song
for my family on my Dad’s laptop. Which sound system will allow everyone to
listen the song?
Ans:
Q 36. My mom is listening
to FM radio on her mobile putting something in her ears. What is this device?
Ans:
Q 37. Which device can be
used to listen music without disturbing others?
Ans:
Q 38. What are the two
groups of devices used for computer system?
Ans: 1.
2.
Q 39. What is use of
input device?
Ans:
Q 40. Write names of any
three input devices.
Ans: 1.
2.
3.
Q 50. What is form of
input?
Ans:
Q 51. What is use of
output devices?
Ans:
Q 56. Write names of any
four output devices.
Ans: 1.
2.
3.
4.
Q 57. What is form of
output?
Ans:
Q 58. Name one device
which can be used as input as well as output?
Ans:
Q 59. What is expanded
form of UPS?
Ans:
Q 60. What is use of UPS?
Ans:
Q 61. Name five devices
used to store information permanently.
Ans: 1.
2.
3.
4.
5.
Q 62. What is shape of
floppy disk?
Ans:
Q 63. What is hard disk?
Ans:
Q 64. What is shape of
hard disk?
Ans:
Q 65. Where is fixed hard
disk?
Ans:
Q 66. What do you mean by
portable hard disk?
Ans:
Q 67. When you save a
file on the computer where is it saved?
Ans:
Q 68. What is CD?
Ans:
Q 69. What is shape of CD
or DVD?
Ans:
Q 70. Out of CD and DVD,
which stores more information?
Ans:
Q 71. What is pen drive?
Ans:
Q 72. What is called
flash drive?
Ans:
Q 73. Which storage
device can store maximum data?
Ans:
Q 74. Which storage
device can be carried in pocket?
Ans:
Q 75. Which storage
device is fixed as well as portable?
Ans:
Q 76. Arrange the
following storage devices as per their capacity in the ascending order.
Hard disk, Floppy disk,
DVD, CD, Pen drive.
Ans:
Q 77. What is proper way
to handle CD’s and DVD’s?
Ans:
Q 78. Why CD’s and DVD’s
should not be handled carelessly?
Ans:
Q 79. How data can be
lost from CD’s and DVDs’?
Ans:
Q 80. Write Full forms
(or expanded form) for following:
|
VDU
|
|
|
CPU
|
|
|
UPS
|
|
|
CD
|
|
|
DVD
|
|
|
IT
|
|
Q 81. Name the device.
|
Description
|
Device
|
|
Looks like a TV and can be used to see pictures
|
|
|
Controls all other parts of a computer
|
|
|
Used to type words into a computer
|
|
|
A pointing device
|
|
|
An object used to perform a particular task
|
|
|
Use to take printouts
|
|
|
Used to record sound
|
|
|
Used to listen to recorded sound or music
|
|
|
Used to listen recorded sound or music without
disturbing others
|
|
|
Used to enter data into a computer in different form
|
|
|
Used to give output which may be text, images or
sound
|
|
|
Helps keep the computer working for some time even
after the electricity goes off
|
|
|
Storage device in square shape
|
|
|
Storage device looks like a box
|
|
|
A storage device fixed inside CPU box
|
|
|
A storage device round in shape
|
|
|
It is also called flash drive
|
|
Q 82. Write True / False.
Computer has four main
parts.
Monitor, Keyboard, CPU
and Mouse together make a computer system.
Parts of computer are
connected to Monitor through wires.
These days there are
wireless mouse and keyboard too.
TV is called Visual
Display Unit of computer.
VDU displays pictures and
words.
You cannot watch movies
or cartoon on monitor of computer.
A CPU cabinet is also
known as CPU box.
Full form of CPU is
Control Power Unit.
CPU is brain of computer
as it controls all the parts of a computer.
Keyboard has many buttons
called Keys.
Computer keys are used to
draw pictures.
Whatever you type on
keyboard can be seen on the monitor.
Spacebar is longest key
on the keyboard.
A mouse is a pointing
device.
Mouse helps us point at
things on the computer monitor.
The mouse is used to
click and drag things on the computer monitor.
Mouse helps to type words
on the computer monitor.
Mouse can be handled
better when kept on writing pad.
A printer is used to take
a copy of information stored in computer on sheet of a paper.
A copy of paper on which
information is printed from computer is called printout.
One can take print
without printer.
Microphone and speakers
attached to computer form a sound system.
Floppy and pen drive are
part of multimedia devices.
Multi means many.
Multimedia computer
system allows us to hear sound and watch movies.
Microphone is used to
listen recorded sound.
Speaker is used to listen
to recorded sound as well as music.
Headphone is used to
record different sound without disturbing others.
Computer parts and
helping devices can be divided into two groups i.e. input and output devices.
Input devices are used to
enter data into the computer.
Output devices are used
to give output.
The output may be in the
form of words, letters, images, or sound.
Monitor, Printer, Speaker
and Headphones are input devices.
Keyboard, Mouse and
Microphone are output devices.
Full form of UPS Universal
Power supply.
A UPS keep the computer
working for some time even after the electricity goes off.
Floppy disk, hard disks,
CD’s, DVD’s and pen drives are used to store information permanently.
Floppy disk is square in
shape.
Hard disk is like a
block.
We insert floppy disk in
CD drive.
CPU is fixed inside hard
disk.
When you save a file on a
computer, it is saved on the pen drive.
Hard disks are fixed as
well as portable.
CD can store more
information than DVD.
Both CD and DVD are round
and of the same size.
Nowadays floppy disks are
widely used.
CD’s and DVD’s are more
common as they store more information.
We insert CD in CD-ROM or
DVD-ROM drive.
Pen drive is also called
flash drive.
Pen drive can be carried
in pocket.
Pen drive cannot store
more data than CD or DVD.
CD and DVD can be handled
carelessly.
You should keep CDs and
DVD’s in their cases properly.
Careless handling of CD’s
and DVD’s can lose and corrupt data.
Monitor looks like TV and
can be used to see pictures.
CPU controls all the
parts of computer.
Keyboard is used to enter
data into a computer.
Mouse is flashing device.
Q 83. Fill in the blanks.
Computer has ___________
main parts.
_________________,
____________________, _____________________ and __________________ together
make a computer system.
All of these parts are
generally connected by _______________ to make them work.
A _________________ is
called VDU.
Monitor displays
_____________ and _______________.
You can also watch
cartoon film on a __________________.
CPU cabinet is also known
as ______________.
The CPU is a
_______________ of computer and it _______________ all the other parts of
computer.
Keyboard has many buttons
called ______________________.
______________ keys are
used to type letters and words.
A ________________ is a
pointing device.
Mouse helps us
_______________ at things on the computer monitor.
The mouse is also used to
_______________ and _____________ things on the computer monitor.
A mouse can be handled
better when kept on a _____________________.
Mouse moves well on a
________________ surface.
A ________________ is
used to take a copy, usually on a sheet of paper, of the information stored in
your computer.
This copy on paper is
called a ____________________.
To get a printed copy of your
work, you need a _________________.
________________ and
________________ when attached to a computer, form the sound system of the
computer.
The multimedia device of
a computer system allow us to hear _______________ and watch ______________.
_________________ is used
to record different sounds.
Headphones are used to listen
recorded sound as well as music without __________________ others.
Only the person who is
wearing the ____________________ can hear the music or recorded sound.
Parts of computer and
devices used with the computer can be divided into two groups i.e.
_______________ and ______________________ devices.
_______________ devices
are used to enter data to the computer.
_______________ devices
are used to give output.
_______________ is output
device that displays the output on TV like thing.
UPS stands for
________________________ _____________________ ________________
A UPS keeps the computer
working for some time even after the _______________ goes off.
____________________ is a
square shaped storage device.
Hard disk is
___________________ inside CPU.
When you save a file on
the_________________, it is saved on the hard disk.
There are hard disks that are not fixed inside
the CPU cabinet. These are called __________________ hard disks.
Both _____________ and
________________ are round in shape and of same size.
A pen drive is also
called a __________________ drive.
Do not handle CDs and
DVDs _____________________
Keep CD’s and DVD’s properly
in their ____________________
Q 84. Identify the devices
and write how it is used.
Q 85. Name the parts of
computer.
Q 86. Circle following
keys on the keyboard and write on the key.
|
Enter Key
|
Backspace
|
Number keys
|
|
Spacebar
|
Delete
|
Alphabet keys
|
Q 87. Color following
keys.
|
Alphabet Keys: Yellow
|
Enter Key: Purple
|
Backspace: Brown
|
|
Numeric Keys: Green
|
Spacebar: Orange
|
Delete: Blue
|
Q 88. Write difference
between following two devices.
Q 89. Write names of
following multimedia devices.
Q 90. Name the following
storage devices.
Q 91. Tick the proper way
of handling CD/DVD.
Q 92. Match the
following.
Q 93. Match the
following.
Q 94. Name the actions.
Q 95. The picture which
you see on computer monitor, you want to see it on a sheet of paper. How can
you do that?
Ans:
Q 96. I want to carry
data stored on my computer in my pocket to my friends place. How can I do that?
Ans:
Q 97. I want to show my
Dad picture on monitor. How can I point and show?
Ans:
Q 98. Which of the following
is an output device? Please tick.
Q 99. Which of the following is storage device?
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