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Computer Application Theory
Computer Application Theory
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Revision of Computer Basics theory. (Part 1)
Flashcards
45 cards
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Questions
45
Answers
1
What is one difference between Back up and Archive?
Data is updated frequently.
Data is kept for one month only for archiving.
Data is kept for long period of time for archiving.
None of the above.
2
Application software are all listed below except
Word processing software
CD-burning software
Graphics software
Spreadsheet software
3
Name two types of interface that is used to interact with computers.
command-driven and graphical
command-driven and icon
command prompt and icons
command prompt and graphical
4
Which of the following describes a computer's Random Access Memory?
Data is lost when the computer is switched off.
Data is not captured at all.
Data is saved when the computer is switched off.
Data is collected at random.
5
Which is a computer port?
LAN
VGA
All of the above.
USB
6
Which of the following is not an example of a computer port?
PSA
USB
VGA
LAN
7
Which is true of the computer's Read-Only Memory (ROM)
Keeps data even when the computer is switched off.
None of the above.
Erased data when the computer is switched off
Reads data only.
8
Which of the following list are output devices?
wireless microphone, wireless speaker, wireless keyboard
optical mouse, keyboard, microphone
touchpad, touchscreen, wireless keyboard
speaker, monitor, printer
9
What are the components of Multimedia elements?
Animation, Graphics, Sound, Text and Videos
Animation and Graphics only
Animation, Graphics and Sound only
Graphics and Text only
10
All the following devices operate by using pressure except_____________.
microphone
keyboard
tablet
speakers
11
The image shown an example of a ___________ graphic.
bigmac
bitmap
linear
vector
12
What is the name of this tool in Inkscape?
Star
Polygon
None of the above
Hexagon
13
The resolution of an image is usually measured by the number of tiny dots. What is it called?
dpp: dots per pixel
dpi: dots per image
pp: pixel points
dpi: dots per inch
14
What are the uses of computers in society?
Electronic-Funds Transfer (EFT)
In Education e.g. online learning
As an entertainment.
All of the above.
15
Which is the right file extension for Graphic Software files?
logo.xls
logo.ppt
logo.svg
logo.pdf
16
Which of the following describes a Read Only Memory (ROM)?
Keeps data even when the computer is switched off
Non-volatile memory
All of the above.
Contains program instructions to start up the computer.
17
What is the difference between a utility software and an application software?
Utility software can perform a variety of tasks.
Application software can to perform a dedicated tasks.
Utility software can perform dedicated tasks.
Application software can perform a variety of tasks.
18
What is a computer port?
It is how the computer connects itself to wireless devices.
It is where data is stored.
connects computer to external networks or a device.
It connects the computer to modem, RAM or hard-disk drive.
19
What happens when a hard disk is formatted?
The existing information in the disk is removed.
New folders in the disk are created.
The hard disk surface is cleaned.
The data in the hard disk is checked for virus.
20
Data can be stored in storage media. Name the two types of storage media.
none of the above
pre-secondary and secondary
pre-primary and primary
primary and secondary
21
How do we prevent unauthorized access to our computers when on the internet?
Install firewall software
Install windows XP
Install wall fire software
Install Trojan
22
The fonts shown in the image are know as __________ fonts.
sans serif
curled
tailed
serif
23
What is a graphical interface?
type on a software to get things done
type commands at the command prompt to get things done
click on buttons or icons to get things done on the computer
click on keyboard keys to get things done on the computer
24
Which is an example of an Area Network?
Wide Area Network (WAN)
Local Area Network (LAN)
Metropolitan Area Network (MAN)
All of the above.
25
How can we protect computers from malicious programs?
Update your anti-virus software regularly
Backup your data regularly to avoid loss of data.
All of the above.
Install anti-virus software to protect your computer.
26
All the following are file extension of a graphic software except ______________.
*.gif
*.avi
*.svg
*.cdr
27
What are some negative impact of computers?
Addiction to computer gaming
Lack of face-to-face communication.
Health hazard e.g backache and eye-strain.
All of the above.
28
Which of the following is an output devices?
All of the above
wireless speakers
monitor
printer
29
Name a type of wireless computer network communication.
Telephone Line
Cable TV
Bluetoothh
LAN cable
30
What are malicious programs?
All of the above
They are sent by people to control computer operation.
They are sent by people to cause the computers to hang.
They are sent by people to corrupt data.
31
A tool that can produce many name labels or tags using information stored in a spreadsheet.
FInd and Replace
Mail Merge
Drop Cap
WordArt
32
Which are the three modes of operation for input and output devices?
pressure, optical and touch
touch, feel and smell
touch, point and optical
pressure, point and touch
33
All the following are file extension of a video software except _____________.
*.wmv
*.mp4
*.mpg
*.wav
34
Internet has been widely used and has it dangers. Which of the following are possible dangers?
Cyber bullying, Phishing and Pharming
Worms and browsers
Viruses and search engines
facebook and instagram
35
The following are list of secondary storage except for ___________
internal hard disks
floppy diskettes
external hard disks
USB drive
36
Which of the following defines the meaning of a computer hub?
It allows many computers to connect to a network.
It connects and transfers data from one computer to another.
It receives data and determines where to send the data to.
None of the above.
37
Data loss may occur if a computer is damaged. What are some ways that can happen?
Static Electricity
All of the above.
Moisture/Food particles/Water
Magnetic Fields
38
Which of the following is an example of a utility software?
Anti-virus
Inkscape
MS Word
WIndows Vista
39
Which of the following best describe spamming?
sending of unsolicited messages through email addresses.
sending a particular email to one person numerous times.
collating email addresses via illegal means
gathering information from emails
40
If 1GB = 1024 MB, then 1TB = ________ ?
1024 TB
1024 GB
1024 KB
None of the above
41
What is an Intranet?
can be used by selected people in a company.
can be used by anyone.
can be used by only the head of the company.
can only be used by a small group of people (e.g. company )
42
Which are the two types of graphics?
Vector and Bitmap
Bitmap and Linear
Vector and Linear
Bitmap and Complex
43
Which of the following constitutes a Cyber Crime?
Phishing scams
Illegal on- line gambling
On- line shopping scam
All of the above
44
What of the following flow shows how computers work?
input-process-output
output-input
input-output
output-process-input
45
How should you protect your personal data?
Keep to one password only
Use simple password to remember easily
Change password frequently
Share your password willingly.
