Grade 9 Final Revision Computer Concepts Unit A: Defining

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Grade 9 Final Revision
Computer Concepts
Unit A: Defining Computers & Exploring how computers Work
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____
____
____
____
____
____
1. _____________is an area of a computer that temporarily holds data waiting to be processed,
stored, or out put
a. Memory
c. Storage
b. Motherboard
d. CPU
2. ______________is the area of a computer that holds data on a permanent basis when it is not
immediately needed for processing.
a. Memory
c. Storage
b. PC
d. CPU
3. Digital_____________ is the trend in which several technologies with distinct functionalities
evolve to form a single product.
a. revolution
c. divide
b. electronics
d. convergence
4. A ____________ computer has one button or switch, often located on the keyboard that turns on
the computer, the monitor, and the speakers.
a. Desktop Unit
c. Tower Unit
b. Notebook
d. PDA
5. The system_____________ is the core hardware in computer system; it houses important parts
such as the circuit boards, processor, power supply, and storage devices.
a. processor
c. drive
b. memory
d. unit
6. What is PC stands for______________?
a. Personal Computer
c. People Computer
b. Parallel Computer
d. Public Computer
1
____
____
7. What is CPU stands for?
a. Current Processing Unit
c. Central People Unit
b. Central Processing Unit
d. Current Processing Utility
8. A device that expands a computer’s capability is called a(n)__________ device.
a. input
c. output
b. peripheral
d. processing
Multiple Response
Identify one or more choices that best complete the statement or answer the question.
____
9. Which of the following are input devices? (choose 3)
a. keyboard
d. Webcam
b. Printer
e. Speaker
c. mouse
f.
Monitor
____ 10. Which of the following can be found inside the system unit? Choose 4
a. Motherboard
d. Hard Disk
b. CPU
e. Flash
c. Mouse
f.
a. Input Devices
e. Digitization
b. Digital Convergence
f.
c. Hardware
g. Digital Revolution
d. Peripheral device
h. Software
Fan
Matching
Computer
____ 11. tend to blend several technologies that have distinct functionalities into a single product
____ 12. Is the process of converting text, numbers, sound, photos, and video into data that can be
processed by digital devices?
____ 13. You use it to input data or information to computer
____ 14. Electronic and mechanical parts of the computer.
____ 15. hardware that can be added to a computer system to expand what a computer can do.
2
____ 16. Electronic device that accept input, processes data, stores data, and produces output, based on a
series of instructions in stored programs.
____ 17. Is an ongoing process of social, political, and economic change brought about by digital
technology
____ 18. is a computer program that tells the computer how to perform tasks.
Complete
1.
5.
2.
6.
3.
7.
4.
8.
Unit A- Categorizing Computers
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____
1. Which of the following is not a type of personal computer?
a. desktop
c. mainframe
b. notebook
d. netbook
____
2. The two big differences between desktop and notebook computers are______________ and cost.
a. power
c. physical size
b. operating system
d. software
3
____
3. Which of the following is not type of portable computers?
a. desktop computer
c. netbook
b. tablet
d. notebook
____
4. PDA stands for?
a. Personal Daily Assistant
b. People Digital Assistant
____
c. Personal Digital Accessories
d. Personal Digital Assistant
5. _______________ is a large and expensive computer capable of simultaneously processing data
for thousands of users.
a. mainframe computer
c. server
b. supercomputer
d. workstation
Matching
____
a. Mainframe
d. Workstation
b. Supercomputer
e. game consoles
c. server
6. Computer hardware, specific type of software, or both
____
7. The fastest computer in the world
____
8. large and expensive computer capable of simultaneously processing data of thousands of user
____
9. Powerful desktop computers designed for specialized tasks.
____ 10. Simple digital devices that connected to a TV set and provided only a pair of joystick.
Order
11. Order the following computers from smallest to largest
____ Notebook
____ Handheld
____ Tablet
____ Mainframe
____ Workstation
Unit A: Examining Personal Computers
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____
1. The term _________ usually refers to a computer and all of the input, output, and storage devices
that are connected to it.
a. Computer system
c. Computer Software
b. Sound System
d. Operating System
4
____
2. Which of the following is NOT one of the basic part of a desktop personal computer system?
a. System Unit
c. Storage devices
b. Display Device
d. Internet
____
3. ___________ is the case that holds the power supply, storage devices, and the circuit boards,
including the main circuit board, which contains the processor.
a. Computer system
c. Sound system
b. System Unit
d. Network System
____
4. Display device called___________
a. Storage device
b. Keyboard
c. Monitor
d. Mouse
____
5. The __________ is the primary output device.
a. Monitor
c. Hard Disk Drive
b. Printer
d. Keyboard
____
6. The __________ is the primary input device, which is used to enter text and numbers.
a. mouse
c. monitor
b. keyboard
d. printer
____
7. A________ is a common input device designed to move and select on-screen graphical objects
and controls.
a. Keyboard
c. Printer
b. mouse
d. Storage device
____
8. A___________ is used to store data on a computer or to share data among computers.
a. Computer system
c. Storage device
b. Sound System
d. System Unit
____
9. The primary storage device is __________
a. Hard Drive
b. CD
c. USB flash drive
d. BD
____ 10. ______________ and Removable hard drives are available that can plug into a USB port on the
system unit.
a. Internal
c. LAN
b. WAN
d. External
____ 11. _________ are storage devices that work with CDs, DVDs, and BDs.
a. USB flash drive
c. Optical Drives
b. Hard Drive
d. Printer
____ 12. A_____________ is made up of speakers and a small circuit board called a Sound card.
a. Computer system
c. Sound System
b. Storage Device
d. Sound Card
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____ 13. A__________ is an output device that produces computer-generated text, photographs, or graphic
images on paper.
a. Keyboard
c. Monitor
b. Monitor
d. Printer
____ 14. Internet connections require a ____________, using a standard telephone line.
a. Modem
c. Digital camera
b. Web cam
d. Media Player
____ 15. Peripheral device, ____________can be connected to a desktop personal computer system in
order to transfer music and photos between the device and the computer system.
a. Digital Media Player
c. Both A and B
b. Digital Camera
d. None of the above
____ 16. A __________ allows you to capture video images using your computer.
a. Digital Media Player
c. Digital cam
b. Modem
d. Web cam
____ 17. A__________ consists of two or more computers and other devices that are connected for the
purpose of sharing data and programs.
a. Computer system
c. Computer Network
b. Sound System
d. Storage Devices
____ 18. LAN stands for
a. Local Area Network
b. Wide Area Network
c. Last Area Network
d. Local Arabia Network
____ 19. A ___________ is a computer network that is located within a limited geographical area such as
school.
a. Internet
c. Computer
b. WAN
d. LAN
____ 20. The ___________ is the largest network in the word.
a. Internet
c. MAN
b. LAN
d. WAN
Matching
a. Sound system
b. Computer system
c. Storage device
d. Internet
e. USB flash drive
____ 21. It is a collection of local, regional, national, and international computer networks that are linked
together to exchange data and distribute processing tasks.
____ 22. computer and all of the input, output, and storage devices that are connected to it.
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____ 23. Required for high-quality music, narration, and sound effects.
____ 24. used to store data on a computer or to share data among users.
____ 25. Plugs directly into a USB port on the computer system unit.
Unit A: Introducing Software
Multiple Choice:
Identify the choice that best completes the statement or answers the question.
____ 1. You use _______________ to look at Web pages on the Internet, write reports, create budgets,
view and edit photographs, and play games
a. Computer Platform
c. Application Software
b. System Software
d. Operating System
____
2. OS stands for_________________.
a. Operating System
b. Oracle System
c. Operating Student
d. Oracle student
____
3. An___________________ is the master controller for all the activities that take place within a
computer system.
a. Graphical User Interface
c. Application Software
b. Operating system
d. Word Processing
____
4. Which of the following is not type of Operating System.
a. MAC OS
c. Linux
b. Windows
d. Microsoft PowerPoint
____
5. The two most popular operating systems are
a. Windows and Unix
b. Windows and MAC
c. Linux and MAC
d. Linux and Windows
____
6. MAC OS and Windows are different because they are designed to run on different
computer__________
a. Operating System
c. Interface
b. Platform
d. Software
____
7. A______________ consists of the underlying hardware and software of the computer system
a. Computer Platform
c. Computer Hardware
b. Computer Operating System
d. Computer Software
____
8. The Linux OS is usually used as an alternative to the ___________
a. MAC OS
c. Windows OS
b. Unix OS
d. Application Software
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____
9. The ________________ OS was designed especially for Macintosh Computers by Apple
Computer, Inc.
a. Macintosh
c. Linux
b. Unix
d. Windows
____ 10. A(n) _________________ system is the software that acts as the master controller for all of the
activities that take place within a computer system.
a. application
c. digital
b. processor
d. operating
____ 11. ________________ is software designed to run on a PC platform.
a. Windows software
c. virus
b. Operating System
d. worm
____ 12. Software designed to run on a PC platform will not run on a __________
a. PC platform
c. Unix platform
b. MAC platform
d. Linux platform
____ 13. What is GUI stands for?
a. Graphical Unit Interface
b. Geographical Unit Interface
c. Graphical User Interface
d. Geographical User Interface
____ 14. You can find GUI in___________.
a. Windows OS
b. Mac OS
c. Linux OS
d. all of the above
____ 15. Which input device you use to manipulate GUI?
a. keyboard
c. printer
b. mouse
d. Monitor
____ 16. Mobile phone and other handheld computers usually use a ____________ of an existing OS.
a. mobile version
c. Laptop version
b. TV version
d. Desktop Version
____ 17. Which of the following is an example of mobile version of an OS?
a. RIM Blackberry
c. both A and B
b. Palm OS
d. neither A or B
____ 18. _________________ is a general term used to classify the computer programs that help you use
the computer to carry out task.
a. Operating Software
c. Graphical User Interface
b. Application Software
d. None of the above
____ 19. ______________ helps you create, edit, and print documents
a. Spreadsheet Software
c. Word Processing Software
b. Publishing Software
d. Presentation Software
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____ 20. __________________ helps you keep track of your money and investments.
a. Word Processing Software
c. Presentation Software
b. Multimedia Software
d. Personal finance Software
____ 21. You are able to share your files with your friend, as long as your friend has the _______
a. different
c. New
b. same
d. None of the above
____ 22. People refer to personal computers _________ which run a version of Windows software.
a. PC
c. Unix
b. Mac
d. Linux
____ 23. People refer to personal computers _________ which run a version of Macintosh software.
a. PC
c. Unix
b. Mac
d. Linux
Unit A: Introducing the Internet and the Web
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____
1. How can I use the Internet to communicate with my friends around the world?
a. email
c. Chat group
b. Instant messaging
d. all of the above
____
2. IM stands for?
a. Instant messaging
b. Indoor messaging
c. Instant mail
d. Indoor messaging
3. Internet telephony, also called
a. Voice over Telephone
b. Voice Over IP
c. Voice Over Internet
d. Voice over IPhone
4. VoIP stands for__________________?
a. Vendor over IP
b. Version over IP
c. Voice over IP
d. Vote over IP
____
____
____
5. ______________ allows voice conversations to travel over the Internet.
a. Internet Telephony
c. Modem
b. LAN
d. Internet
____
6. With Skype, if your computer has a Web cam connected to it, you can see the person with whom
you are talking. this is called____________________
a. Voice communication
c. video communication
b. Video conference
d. TV communication
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____
7. Internet telephony requires special software at both ends of the conversation and, instead of using
a telephone, it uses a ___________________.
a. speakers
c. microphone
b. headset and microphone
d. headset
____
8. How else can I use the Internet to stay in touch with my friends?
a. LinkedLn
c. Facebook
b. MySpace
d. all of the above
____
9. A Web ___________ is a series of Web pages on a specific topic.
a. home
c. group
b. site
d. URL
____ 10. Facebook, LinkedIn, and MySpace are examples of Web sites that provide social ___________.
a. chatting
c. networking
b. blogging
d. email
____ 11. A____________ is a personal journal that can include not only text but also images and video
posted on the Web with free access by the general public.
a. blog
c. web
b. email
d. home page
____ 12. The word blog stands for ________?
a. before log
b. Web log
c. anyone log
d. log
____ 13. The Web is a collection of Web pages that are interconnected through the use of _________.
a. pages
c. hypertext
b. mail
d. Web
____ 14. It is a program called ___________ to view Web pages on your computer.
a. browser
c. Presentation
b. Word Processing
d. Operating system
____ 15. Every Web page has a unique address called a(n)__________
a. ARL
c. RUL
b. URL
d. LUR
____ 16. To find information on the Web, it is best to use a ________________ engine.
a. Web
c. search
b. home
d. program
____ 17. A__________________ is any word or phrase that you type to describe the information that you
are trying to find.
a. word
c. keyword
b. URL
d. blog
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____ 18. What is URL stands for?
a. Uniform Resource Locator
b. Uniform Resource lost
c. Uniform Resource Last
d. Uniform Resource List
____ 19. ______________ is a communication standard that is used to transport Web pages over the
Internet.
a. http
c. FTP
b. https
d. Hts
____ 20. In URL addresses, we always use_______
a. /
b. ?
c. \
d. !
____ 21. _________ is used for additional security at Web sites such as those that offer banking and
shopping.
a. http://
c. http:\\
b. https://
d. https:\\
Unit A: Understanding Email Basics
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____
____
1. What is normally the least expensive way to send a document to another person?
a. Fax
c. Postal service
b. Express delivery
d. E-mail attachment
2. You can only be infected by a virus from an electronic mail message if that mail message
includes an attachment.
a. True
____
b. False
3. In the e-mail address below “iat” is the
[email protected]
a. User ID
b. At symbol
c. Name of the email Provider
____
4. What Character often appears in an e-mail message indicating that text appearing after the
character comes from a previous e-mail?
a. ]
c. [
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b. >
____
d. ^
5. In an email message, What indicates that the person sending an e-mail is “Yelling” at the
recipient
a. The text is colored red
b. The text is in a large font
c. The text is in all lower case
d. The text is in all upper case
____
____
____
____
6. What file is most likely to be blocked by some electronic mail system
a. TITLES.JPG
c. SCHEDULE.DOC
b. TIMELINE.EXE
d. INFORMATION.TXT
7. What mail folder contains items that have been sent to you
a. Inbox
c. Outbox
b. Saved Mail
d. Sent Items
8. What mail folder contains item that have mail ready to be sent
a. Inbox
c. Sent Items
b. Outbox
d. Saved Mail
9. What mail folder contains items you have created and mailed to other recipients?
a. Inbox
c. Outbox
b. Sent Items
d. Saved Mail
____ 10. In the e-mail shown bellow, what is [email protected]
a. Attachment
c. Subject line
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b. Sender’s address
d. Precipitant’s address
____ 11. In the e-mail shown bellow, what is [email protected]
a. Attachment
c. Subject line
b. Sender’s address
d. Precipitant’s address
____ 12. How many people will receive the
e-mail message shown?
a. 1
c. 2
b. 3
d. 4
____ 13. What e-mail option allows you to send this e-mail message other than those listed on the To:,
CC:, or BCC fields
a. Replay
c. Forward
b. Receive
d. Replay to all
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____ 14. In the e-mail shown, what is “Fwd:Re: Meering”?
a. Attachment
c. Sender’s address
b. Subject line
d. Recipient’s address
____ 15. In the e-mail shown, what is “Notes”?
a. Attachment
c. Subject line
b. Sender’s address
d. Recipient’s address
Unit B- Examining Display Devices
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____ 1. The opposite picture shows __________________
a. CRT monitor
c. LCD Monitor
b. LED monitor
d. none of the above
____
2. ______________ were the only display devices available for desktop computers
a. LCD monitors
c. LED monitors
b. CRT monitors
d. OLED monitors
____
3. ___________ considered as the primary output devices.
a. Keyboard
c. Monitor
b. Printer
d. Mouse
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____
4. CRT stands for________________________.
a. Cathode Ray Task
c. Cathode Ray Table
b. Cathode Ray Tube
d. Cathode Ray Transition
____
5. LED stands for_____________________.
a. liquid candy Display
b. liquid colored Display
c. liquid Crystal Display
d. liquid cool Display
____
6. ___________ monitors are also called flat-panel displays.
a. LCD
c. LED
b. OLED
d. CRT
____
7. ___________ monitors produce an image by manipulating light within a layer of liquid crystal
cells.
a. LCD
c. OLED
b. LED
d. CRT
____
8. ___________ screens look similar to LCD screens. They use light emitting diodes.
a. LCD
c. OLED
b. LED
d. CRT
____
9. LED stands for________________
a. Light Emitting Danger
b. Light Emitting Drug
c. Light Emitting Diodes
d. Light Emitting Drum
____ 10. OLED stands for______________________.
a. Organic Light Emitting Drum
b. Organic Light Emitting Danger
c. Organic Light Emitting Drug
d. Organic Light Emitting Diodes
____ 11. Most handheld devices use____________.
a. LCD
b. LED
c. OLED
d. CRT
____ 12. ______________ monitors more expensive than other monitors.
a. LCD
c. OLED
b. LED
d. CRT
____ 13. A______________________ contains the circuitry that generates the signals for displaying an
image on the screen.
a. Network card
c. Monitor Card
b. Video Card
d. Graphic Card
____ 14. __________________ is how fast a screen updates the information being displayed.
a. Response Rate
c. Resolution
b. Screen size
d. Pixel
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____ 15. __________________ the maximum number of horizontal and vertical pixels that are displayed
on the screen
a. Response Rate
c. Resolution
b. Screen size
d. Pixel
____ 16. __________________is a single point or the smallest unit in a graphic image.
a. Response Rate
c. Resolution
b. Screen size
d. Pixel
____ 17. Higher resolution required more_____________ on the graphic card.
a. Memory
c. power
b. chip
d. color
____ 18. image quality is determined by______________.
a. screen size
c. dot pitch
b. color depth
d. all of the above
____ 19. Screen size, dot pitch, and color depth, all of which are controlled by the _______________.
a. Monitor
c. Graphic Card
b. Keyboard
d. Printer
____ 20. _______ is the measurement in inches from the corner of the screen diagonally across to the
opposite corner.
a. Screen size
c. resolution
b. pixel
d. dp
____ 21. Computer monitor screen sizes range from__________________.
a. 12” to 23”
c. 13” to 24”
b. 10” to 20”
d. 33” to 66”
____ 22. ________________ indicates how far to the side you can still clearly see the screen image..
a. Screen size
c. resolution
b. pixel
d. Viewing angel width
____ 23. A _________degree viewing angle is preferable to viewing angle of 150 degree.
a. 170
c. 100
b. 130
d. 120
____ 24. _______is a measure of image clarity. it is not customizable
a. Screen size
c. resolution
b. pixel
d. dp
____ 25. dp stands for _____________.
a. Dot pitch
b. Dot Per screen
c. Dot per Inch
d. Dot push
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____ 26. _________________ the number of colors that a monitor and graphics card can display, also
called bit depth.
a. Screen size
c. Pixel
b. Color depth
d. Resolution
____ 27. Many people set their monitors to a(n)____________ of 800 X 600 or 1024 X 768.
a. dot pitch
c. viewing angle
b. resolution
d. access time
Unit B- Examining Input Devices
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____
1. Which of the following in NOT a pointing device.
a. touch pad
c. trackball
b. keyboard
d. touch screen
____
2. You might use keyboards on________________
a. handheld devices
c. desktop computers
b. notebook computers
d. all of the above
____
3. A computer keyboard includes the basic typing with keys or buttons with _________ and
_________.
a. letters, numbers
c. numbers only
b. letters only
d. functions and special characters
____
4. ____________ includes keys such as home, End, and arrow keys.
a. function keys
c. Navigation keypad
b. letter keys
d. number keys
____
5. ___________indicates where the characters you type will appear.
a. cursor
c. insertion point
b. both a and c
d. none of the above
____
6. A___________ allows you to control an on-screen pointer and perform other screen-based
graphical controls.
a. keyboard
c. mouse
b. monitor
d. joystick
7. _____________ is the primary pointing device.
a. touch screen
c. track ball
b. touch pad
d. mouse
8. Optical mouse uses an __________ and computer chip to track a light beam as it bounces off a
surface, such as desk.
____
____
17
a. Ball
c. laser
b. LCD
d. LED
____ 9. A___________ mouse uses a laser as the light source to track movement.
a. laser
c. LED
b. Optical
d. Light
____ 10. A_________, also called trackpad, used in with notebook computers.
a. touchpad
c. trackball
b. mouse
d. touch screen
____ 11. A _____________ is a roller ball on the top of a mouse.
a. touchpad
c. touch screen
b. trackball
d. mouse
____ 12. You can see touch screen technology in______________.
a. PDAs
c. retail cash register
b. Tablet computers
d. all of the above
____ 13. _______________Technology can interpret a single touch or more complex input, such as
handwriting.
a. Touch screen
c. LED
b. Optical
d. Laser
____ 14. __________ use to input a drawing made by hand or in a magazine article.
a. touch screen
c. scanner
b. microphone
d. printer
____ 15. __________ used to enter spoken words and convert it into digital format.
a. Microphone
c. headphone
b. speaker
d. none of the above
____ 16. __________ uses to capture moving images and sound.
a. digital camera
c. digital video camera
b. printer
d. Scanner
____ 17. images and Video can be transferred as files from digital camera to your computer in ________
format.
a. Analog
b. Digital
Unit B- Comparing Printers
Multiple Choice
Identify the choice that best completes the statement or answers the question.
18
____
____
____
____
____
____
____
____
____
____
____
1. A_________ and monitor are the two main output devices for a computer system.
a. keyboard
c. mouse
b. printer
d. storage device
2. _________________ has a nozzle-like print head that sprays ink onto paper to form characters
and graphics.
a. ink-jet-printer
c. toner
b. laser printer
d. cartridge
3. Popular inexpensive printers for personal computers which produce quality color printouts
are_________________.
a. ink jet
c. plasma
b. photo
d. duplex
4. small, light weight, in expensive, yet produce a very good- quality color
output._________________.
a. ink jet
c. plasma
b. photo
d. duplex
5. A_________________ uses a technology that produces dots of light on a light sensitive drum..
a. ink jet
c. laser
b. photo
d. duplex
6. Laser printer requires___________ cartridge refills or replacements.
a. toner
c. black
b. color
d. one
7. In laser printers, ______________, is the fine powder that creates the images on the page.
a. toner
c. black
b. color
d. white
8. laser printers are generally __________ expensive than ink-jet printers.
a. more
b. less
9. Printer___________________ determines the quality or sharpness of printed images and text.
a. colors
c. toner
b. resolution
d. drum
10. dpi stands for______________.
a. dots per income
c. dots per window
b. dots per input
d. dots per inch
11. ___________ number of dots printed per linear inch.
a. dp
c. dpi
b. CRT
d. LCD
____ 12. Good quality printers are rated from _____________ dpi
a. 24 to 48
c. 240 to 480
b. 24000 to 48000
d. 2400 to 4800
____ 13. Printer speed is measured by the number of pages per minute._______
a. dp
c. dpi
b. ppm
d. pm
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____ 14. _____________can print on both sides of the paper.
a. double printer
c. duplex printer
b. both printer
d. single printer
____ 15. If your computer is part of a ______________, you can share your printer with other computers.
a. system
c. network
b. Internet
d. group
Matching:
(External wireless modem, Digital Media Player, Digital Camera, Card Reader, CD Drive)
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