Chapter 1 - Personal Computer Hardware
1. Applications can be grouped into general use software or industry specific software. What is example of industry specific software?
Ø an educational tool
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Ø presentation
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Ø spreadsheet
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Ø word processing
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Ø database management
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2. What characteristic of word processing software would make it a local application?
Ø The application is shared between users.
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Ø The software is stored on the local hard drive.
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Ø The software is accessible through a web page.
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Ø The software has the ability to manipulate text and graphics.
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3. Which three terms describe different types of computers?
Ø operating system, network, desktop
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Ø laptop, desktop, Windows
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Ø laptop, desktop, mainframe
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Ø network, desktop, mainframe
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Ø laptop, desktop, mainframe
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Ø operating system, Windows, Linux
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4. What are two benefits of connecting a laptop computer to a docking station?
Ø Mobility is increased and less power is required.
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Ø Mobility is increased and an external monitor can be used.
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Ø An external monitor can be used and more wireless security options are available.
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Ø More wireless security options are available and alternate connectivity options may be available.
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Ø Alternate connectivity options may be available and an external monitor can be used.
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5. Why do servers often contain duplicate or redundant parts?
Ø Servers require more power and thus require more components.
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Ø Servers should be accessible at all times.
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Ø Servers can be designed as standalone towers or rack mounted.
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Ø Servers are required by networking standards to have duplicate parts.
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6. What measurement is commonly associated with computer processing speed?
Ø bits
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Ø pixels
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Ø hertz
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Ø bytes
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7. What are two advantages of purchasing a preassembled computer?
Ø usually a lower cost and exact components may be specified
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Ø usually a lower cost and extended waiting period for assembly
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Ø extended waiting period for assembly and adequate for performing most general applications
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Ø adequate for performing most general applications and usually a lower cost
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Ø suited for customers with special needs and exact components may be specified
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8. A user plans to run multiple applications simultaneously on a computer. Which computer component is essential to accomplish this?
Ø RAM
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Ø NIC
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Ø Video Card
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Ø Sound Card
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Ø Storage Device
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9. Which adapter enables a computer system to exchange information with other systems on a local network?
Ø Video Card
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Ø Sound Card
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Ø Modem Card
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Ø Network Interface Card
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10. What is the main storage drive used by servers, desktops, and laptops?
Ø tape drive
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Ø hard drive
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Ø optical drive (DVD)
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Ø floppy disk drive
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11. Which component is designed to remove high-voltage spikes and surges from a power line so that they do not damage a computer system?
Ø CPU
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Ø surge suppressor
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Ø motherboard
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Ø hard drive
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12. What two functions does a UPS provide that a surge protector does not?
Ø It protects the computer from voltage surges and it provides backup power from an internal battery.
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Ø It protects the computer from voltage surges and it protects the computer from sudden voltage spikes.
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Ø It provides backup power from an internal battery and it gives the user time to safely shut down the computer if the power fails.
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Ø It protects the computer from sudden voltage spikes and it gives the user time to phone the electrical company.
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Ø It provides backup power through a generator provided by the wall outlet and it gives the user time to phone the electrical company.
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13. Which computer component is considered the nerve center of the computer system and is responsible for processing all of the data within the machine?
Ø RAM
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Ø CPU
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Ø Video Card
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Ø Sound Card
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Ø Operating System
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14. What can be used to prevent electrostatic discharge (ESD)?
Ø dry and non humid conditions
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Ø carpeted floor
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Ø grounding strap
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Ø uncluttered work space
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15. Because of the potentially dangerous voltage levels, which two devices should you not open unless you have been specifically trained to work on them?
Ø mouse and power supply
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Ø hard drive and monitor
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Ø microprocessor and keyboard
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Ø monitor and power supply
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Ø hard drive and power supply
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16. In newer operating systems, how are system resources assigned by default when components are installed?
Ø manually assigned by the operating system
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Ø manually assigned by the administrator
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Ø statically assigned by the component to a preset resource
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Ø dynamically assigned between the component and the operating system
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17. A user reports that a peripheral device that was installed correctly last week has not been functioning since the PC was booted today. All other PC functions are working properly. What are three things a service technician should do to solve the problem?
Ø Use the testing functionality on the peripheral itself, if available.
Ø Verify that all cables are connected properly.
Ø Disconnect all cables connected to the computer except those connected to the peripheral.
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Ø Disconnect all cables connected to the computer except those connected to the peripheral.
Ø Ensure that the peripheral is powered on.
Ø Disconnect the peripheral and verify that the computer is operating normally.
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Ø Use the testing functionality on the peripheral itself, if available.
Ø Verify that all cables are connected properly.
Ø Ensure that the peripheral is powered on.
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Ø Disconnect the peripheral and verify that the computer is operating normally.
Ø Reload the computer operating system.
Ø Disconnect all cables connected to the computer except those connected to the peripheral.
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Ø Disconnect all cables connected to the computer except those connected to the peripheral.
Ø Use the testing functionality on the peripheral itself, if available.
Ø Reload the computer operating system.
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18. Which two steps should be performed when installing a peripheral device?
Ø Download and install the most current driver.
Ø Connect the peripheral using any cable and any available port on the computer.
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Ø Connect the peripheral using any cable and any available port on the computer.
Ø Test the peripheral on another machine before installing it on the one where it will be used.
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Ø Test the peripheral on another machine before installing it on the one where it will be used.
Ø Download and install the most current driver.
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Ø Download and install the most current driver.
Ø Connect the peripheral using an appropriate cable or wireless connection.
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Ø Connect the peripheral using an appropriate cable or wireless connection
Ø Check the computer documentation to see if the peripheral vendor is compatible with the PC vendor.
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19. How is a server different from a workstation computer?
Ø The server works as a standalone computer.
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Ø The server provides services to clients.
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Ø The workstation has fewer applications installed.
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Ø The workstation has more users who attach to it.
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20. Administrators at a multicampus college need access to their schedules wherever the administrators go. Which computing device would be the most appropriate?
Ø PDA
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Ø Laptop
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Ø Desktop
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Ø Mainframe
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Ø Gaming Device
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21. How many unique values are possible using a single binary digit?
Ø 1
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Ø 2
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Ø 255
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Ø 256
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