Unit A: Defining Computers & Exploring How Computers Work

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

____ 7. What is CPU stands for?

1 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. Fan

Matching

a. Input Devices e. Digitization

b. Digital Convergence f. Computer

c. Hardware g. Digital Revolution

d. Peripheral device h. Software

__g__ 11. tend to blend several technologies that have distinct functionalities into a single product

__e__ 12. Is the process of converting text, numbers, sound, photos, and video into data that can be processed by digital devices?

__a__ 13. You use it to input data or information to computer

__c__ 14. Electronic and mechanical parts of the computer.

__d__ 15. hardware that can be added to a computer system to expand what a computer can do.

_f___ 16. Electronic device that accept input, processes data, stores data, and produces output, based on a series of instructions in stored programs.

2 __g__ 17. Is an ongoing process of social, political, and economic change brought about by digital technology

_h___ 18. is a computer program that tells the computer how to perform tasks.

Complete

1. Left speaker 2. keyboard 3. system unit 4. screen 5. monitor 6. Right speaker 7. Microphone 8. mouse

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. Which of the following is not type of portable computers?

3 a. desktop computer c. netbook b. tablet d. notebook ____ 4. PDA stands for? a. Personal Daily Assistant c. Personal Digital Accessories b. People Digital Assistant 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 __c__ 6. Computer hardware, specific type of software, or both

___b_ 7. The fastest computer in the world

___a_ 8. large and expensive computer capable of simultaneously processing data of thousands of user

___d_ 9. Powerful desktop computers designed for specialized tasks.

___e_ 10. Simple digital devices that connected to a TV set and provided only a pair of joystick.

11. Order the following computers from smallest to largest __3__ Notebook _1___ Handheld _2___ Tablet _5___ Mainframe __4__ Workstation

Unit A: Examining Personal Computers

____ 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 ____ 2. Which of the following is NOT one of the basic part of a desktop personal computer system? a. System Unit c. Storage devices

4 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 c. Monitor b. Keyboard 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 c. USB flash drive b. CD 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

____ 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

5 ____ 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 c. Last Area Network b. Wide 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 d. Internet b. Computer system e. USB flash drive c. Storage device

_d___ 21. It is a collection of local, regional, national, and international computer networks that are linked together to exchange data and distribute processing tasks.

__b__ 22. computer and all of the input, output, and storage devices that are connected to it.

_a___ 23. Required for high-quality music, narration, and sound effects.

_c___ 24. used to store data on a computer or to share data among users.

__e__ 25. Plugs directly into a USB port on the computer system unit.

6 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 c. Operating Student b. Oracle System 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 c. Linux and MAC b. Windows 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

____ 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

7 ____ 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 c. Graphical User Interface b. Geographical Unit Interface d. Geographical User Interface

____ 14. You can find GUI in______. a. Windows OS c. Linux OS b. Mac 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

____ 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

8 ____ 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

____ 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 c. Instant mail b. Indoor messaging d. Indoor messaging

____ 3. Internet telephony, also called a. Voice over Telephone c. Voice Over Internet b. Voice Over IP d. Voice over IPhone

____ 4. VoIP stands for______? a. Vendor over IP c. Voice over IP b. Version 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 ____ 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

9 ____ 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 c. anyone log b. Web 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

____ 18. What is URL stands for? a. Uniform Resource Locator c. Uniform Resource Last b. Uniform Resource lost 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. / c. \ b. ? d. !

10 ____ 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. [

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

11 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

b. Sender’s address d. Precipitant’s address

____ 11. In the e-mail shown bellow, what is [email protected]

12 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

____ 14. In the e-mail shown, what is “Fwd:Re: Meering”?

13 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 ____ 4. CRT stands for______.

14 a. Cathode Ray Task c. Cathode Ray Table b. Cathode Ray Tube d. Cathode Ray Transition

____ 5. LCD stands for______. a. liquid candy Display c. liquid Crystal Display b. liquid colored 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 c. Light Emitting Diodes b. Light Emitting Drug d. Light Emitting Drum

____ 10. OLED stands for______. a. Organic Light Emitting Drum c. Organic Light Emitting Drug b. Organic Light Emitting Danger d. Organic Light Emitting Diodes

____ 11. Most handheld devices use______. a. LCD c. OLED b. LED 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 ____ 15. ______the maximum number of horizontal and vertical pixels that are displayed on the screen a. Response Rate c. Resolution

15 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 c. Dot per Inch b. Dot Per screen d. Dot push ____ 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

16 ____ 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

____ 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. 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

17 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

____ 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

18 ____ 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

____ 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

19 Matching:

(External wireless modem, Digital Media Player, Digital Camera, Card Reader, CD Drive)

Digital Media Player External wireless modem CD Drive

Digital Camera Card Reader