Assignment 1
Deadline: 16/08/2016 at 11:00 pm
Marks: 10 marks.
Deadline: 16/08/2016 at 11:00 pm
Marks: 10 marks.
INSTRUCTION:
Answer ALL questions.
Choose
the most correct answer for each of the following questions and write its
letter in the box provided.
1.
Which one is one of the uses of computers at home?
a.
Playing games
b.
Medical records
c.
Navigation
d.
Traffic control
2.
Which is one the uses of computers in industry?
a.
Computers in factories
b.
Keeping medical records
c.
Air traffic control
d.
Finding criminals
3.
Which one is not one of the uses of computers in education?
a.
Counting Money
b.
As teaching aid
c.
Long distant learning
d.
Watching movies
4.
The central processing unit is located in the
a.
System unit
b.
Hard disk
c.
Memory
d.
Monitor
5.
Which one is a storage device?
a.
Flash Disk
b.
Network
c.
Webcam
d.
Keyboard
6.
The key on keyboard to write capital letters
a.
Space Bar.
b.
Caps Lock.
c.
BackSpace.
d.
Home
7.
Computer can make 15+5=20 calculation.
Which answer is the data in this
calculation?
a.
“+” sign
b.
“15” and “5”
c.
“20”
d.
“=” sign
8.
Which is not a computer hardware?
a.
Printing device
b.
Thinking device
c.
Input device
d.
Sound device
9.
How a computer can be used in a farm?
a.
Printing ID Cards
b.
Calculating crop income
c.
Remote controlling a plane
d.
Scanning virus.
10.
230808 is __________. It becomes ___________
when you are told that it is today’s
date, 23 Feb 2008.
a.
Data/Important
b.
Data/Information
c.
Number/Data
d.
Number/Information
11.
Which one is a source of information in our school?
a.
Television
b.
Cell Phone
c.
Radio
d.
Assembly
12.
A computer is called electronic device because:
a.
It processes data
b.
It gives out information
c.
It accepts user input
d.
It uses electrical signals to process data
13.
To shut down means
a.
To start the computer
b.
To connect the computer cables
c.
To repair the computer
d.
To switch off the computer
14.
Pick the odd one out from the list below
a.
Calculator
b.
Mobile phone
c.
Laptop
d.
Robot
15.
High capacity computers used in primary research purpose
a.
Micro computers
b.
Mini computers
c.
Main frames
d.
Super computers
16.
Another name for application software is
a.
Application program
b.
Systems software
c.
Programming language
d.
Package software
17.
A device that converts images on the screen to a printed page is
a.
Printer
b.
Monitor
c.
Scanner
d.
Plotter
18.
Which one is False
a.
Paint using for write letter
b.
Paint using for draw picture
c.
Paint is a software
d.
Paint is a Microsoft program
19.
A ________ computer is another name for a notebook computer.
a.
Laptop
b.
PDA
c.
DVD
d.
Handheld
20.
The type of disk that uses laser technology:
a.
Flash
b.
Hard
c.
Floppy
d.
Options
21.
To remove unneeded programs
and related files from a hard disk you would use a _________.
a.
Uninstall program
b.
Back up program
c.
Antivirus program
d.
File compression program
22.
Purchased by Google, this mobile operating system, like iOS, is
one of the fastest-growing mobile phone operating systems.
a.
Android
b.
Symbian
c.
WebOS
d.
Windows Phone 7
23.
__________ is a windows program that locates and eliminates
unnecessary fragments and re-arranges files and unused disk space to optimize
operations.
a.
Disk Defragmenter
b.
Disk clean up
c.
Resource Locator
d.
Active Desktop
24.
Random-access memory (RAM) is a kind of ____________ storage.
a.
Temporary
b.
Permanent
c.
Flash
d.
Smart
25.
Tablet PC is a type of __________ computer.
a.
Mini
b.
Macro computer
c.
Mainframe
d.
Super
26.
___________ is a pointing input device.
a.
Joystick
b.
Mouse
c.
Bar code Readers
d.
Keyboard
27.
Printers convert information output to human language or symbols
and transfer it into paper as ___________.
a.
Soft copy
b.
Hard copy
c.
Dot – Matrix
d.
Facsimile
28.
Printer uses heat elements to produce images on heat- sensitive
paper.
a.
Ink-jek
b.
Laser
c.
Plotter
d.
Thermal
29.
A computer gives information to the user through:
a.
Input devices
b.
Output devices
c.
Processing devices
d.
Storage devices
30.
Which of the following is not a word for computer monitor
a.
LCD
b.
LED
c.
CRT
d.
ISP
31.
Computer hardware means
a.
Program
b.
Intangible parts of computer
c.
Set of instruction make computer usable
d.
Tangible parts of computer
32.
Devices connected to the CPU of a computer via ports is referred
to as
a.
Data collecting devices
b.
Telecommunication devices
c.
Internal devices
d.
Peripheral devices
33.
How does the computer works
a.
Input then output lastly processing
b.
Process data, input then output
c.
None of the above
d.
Input data, process it and
output information
34.
The main function of an input devices is to:
a.
Convert computer output into input data that computer can
understand
b.
Capture output from computer devices
c.
Convert input to output
d.
Convert human language into machine language that a computer can
understand
35.
The following keys are in the typing section apart from one:
a.
Spacebar
b.
Backspace
c.
Delete
d.
F2
36.
The CRT stands for:
a.
Cathode ray tube
b.
Computer Recycle trade
c.
Crystal ray Tube
d.
Computer Real Test
37.
A computer can be defined as:
a.
A device that can solve problems by executing a special set of instructions
b.
An electronic device that can process data into information
c.
A time keeping device
d.
None of the above
38.
Information is useful because:
a.
It can be spread through out the world
b.
It can be shared by different people
c.
It can be used as a basis for decision making
d.
None of the above
39.
The main function of an Output device is to:
a.
Convert human language into machine language that a computer can
understand
b.
Capture output form computer devices
c.
None of the above
d.
Convert computer data to various device that the user can
understand
40.
____________accepts data and sends it to the processor
a.
Communication device
b.
Software device
c.
Human device
d.
Peripheral device
Choose an item from LIST B that best matches
with a statement in LISTA
LIST A
|
LIST B
|
||
41
|
Application software
|
A
|
The physical part of a
computer
|
42
|
Compact disk
|
B
|
Computer hardware that is
externally or internally attached to a computer
|
43
|
Brain of the computer
|
C
|
An example of input device
|
44
|
Bar code readers
|
D
|
Unprocessed information
|
45
|
Paint
|
E
|
The printed material on
paper
|
46
|
Super computer
|
F
|
This is the large,
background area of the Windows screen.
|
47
|
Bill Gates
|
G
|
Find a file on your
computer.
|
48
|
Help and Support
|
H
|
Get help on how to use
Windows.
|
49
|
Search
|
I
|
Designed the first
operating system DOS.
|
50
|
Desktop
|
J
|
The most powerful type of
computer
|
51
|
Hardcopy
|
K
|
Art Software
|
52
|
Data
|
L
|
Used with electronic cash
registers in super markets.
|
53
|
Joystick
|
M
|
CPU
|
54
|
Peripheral
|
N
|
CD
|
55
|
Hardware
|
O
|
End-user software
|
P
|
SSD
|
||
Q
|
DVD
|
||
R
|
Mobile
|
||
S
|
Port
|
||
T
|
Driver
|
||
Write “T” for TRUE statement and “F” for FALSE statement in the
space provided (25pts)
56. DOS
is more user-friendly than Windows 95.
57. High
temperature is desirable in the computer laboratory.
58. A
virus helps protect our computer software system.
59. CRT
is a modern computer monitor.
60. Banks
don’t use computers in their operations.
61. Floppy
disk is sometimes known as diskette.
62. The
straight back sitting posture is the best way of sitting of a computer user.
63. To
protect our computer from Trojan, we need an anti-virus installed in our
computer.
64. A
keyboard is a computer hardware.
65. Computer
can be used in farms.
66. Information
is actually processed data.
67. Video
is an example of data.
68. A
radio is the one of the sources of information.
69. Hardware
are not used without software.
70. In
Television both motion picture and sound wave are transmitted through air.
71. The
last version of windows OS is 8.1.
72. Tanzania
has got 4G ISP.
73. SYMBIAN
is a operating system software.
74. Intel
produces CPU.
75. We
get hard copies from printers.
76. A
computer can be used even without software.
77. A
scanner is an output device in a computer.
78. Computer
can think.
79. Computer
programs are called hardware.
80. HDD
can’t bigger than 1 TB.
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SECTION D:
1. State the keyboard shortcuts for the
following expressions:
i)
Display
the Help menu………………………….
ii) Rename the selected item…………………………
iii) Select multiple individual items in a
window or on the desktop……………………
iv) Close the active item, or exit the
active program…………………………..
v) Switch between open items………………………………….
vi) Refresh the active window…………………………………..
vii) Paste the selected item……………………………………..
viii) Undo an action…………………………………………..
ix) Redo an action………………………………………..
x) Open the Start menu…………………………………..
2. a. Mention and explain the functions of
the three parts of a CPU
……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...
b. Distinguish between RAM and ROM
……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...
3. Expand the following abbreviations
- WYSIWYG…………………………………………………………………………………
- VGA………………………………………………………………………………………..
- PC…………………………………………………………………………………………..
- OS…………………………………………………………………………………………..
4. Mention two output, and three input
devices used in personal computers
……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………...
5. Explain the short procedures of
performing the following operations in Ms word
- Starting the program
……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...
- Saving a file
………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...
- Closing the program
………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...
- Putting a password to the document
………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...
SECTION C: 20Marks
6. a. State three editing, and two
formatting features in Ms Word
………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...
…………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...
b. Explain five advantages of MS word
over a normal type-writer
………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...
…………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...
………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...
…………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...
