COSC Exam 2

1. Graphics tablets are often used in conjunction with image editing software to create original images or to modify digital photographs.

True

False

2. PHOLED technology is especially appropriate for use on mobile devices, consumer electronics, and other devices where power consumption is an important concern.

True

False

3. Storage devices can be internal (located inside the system unit), external (plugged into an external port on the system unit), or remote (located on another computer).

True

False

4. Virtually all computer users today need at least one convenient free USB port, in order to connect external hard drives, flash memory drives, and other storage hardware.

True

False

5. SSDs are an especially attractive option for portable computers and mobile devices.

True

False

6. One reason advanced users may partition a primary hard drive is to be able to use two different operating systems on the same hard drive.

True

False

7. Flash memory storage systems are not subject to mechanical failures like hard drive and optical disc systems, and are therefore more resistant to shock and vibration.

True

False

8. While the memory used for disk caching can be a designated portion of RAM, today's hard drives typically use a disk cache consisting of memory chips located on a circuit board inside the hard drive case.

True

False

9. A display device is the most common form of output device.

True

False

10. TOLED displays are transparent and can emit light toward the top and bottom of the display surface.

True

False

11. "Digital video cameras" refer to digital camcorders and small digital video cameras used in conjunction with computers and other devices.

True

False

12. Most storage servers are based on magnetic hard disks, although SSD and magnetic tape storage systems are also possible.

True

False

13. RAM is volatile.

True

False

14. Much more data can be stored on a(n) holographic disc than on a CD of the same physical size.

True

False

15. Automating the data entry process is referred to as source data automation.

True

False

16. The display device for a desktop computer is formally called a ____.

Video input

Touch screen

Video reader

Monitor

17. Case-Based Critical Thinking Questions Case 4-2 Lisa is a student who regularly uses the computers at her local Internet café to listen to music, talk to her friends and family through the Internet, and play computer games. The Internet café has recently enacted a new policy that says that all users must use the ____ attached to their computers when carrying out activities on the computer that will provide sound, so as to not disturb the other users.

Headphones

Scanners

Speakers

IPod docks

18. Data files are also often called ____.

Sheets

Documents

Scripts

Databases

19. With a ____, the user touches the screen with his or her finger to select commands or otherwise provide input to the computer with which it is being used.

Laser screen

Graphics tablet

Signature capture device

Touch screen

20. A(n) joystick is a set of headphones with a built-in microphone.

True

False

21. In a printer, the print ____ affects the quality of the printed output.

Depth

Resolution

Size

Palette

22. Case-Based Critical Thinking Questions Case 3-2 Rodney owns a computer that he uses to work, keep in touch with friends and family, watch movies, listen to music, and use the Internet. If Rodney wants to be able to record, erase, and overwrite the files on a CD, he should get a ____.

CD-BD

CD-RW

CD-HD

CD-R

23. Case-Based Critical Thinking Questions Case 3-2 Rodney owns a computer that he uses to work, keep in touch with friends and family, watch movies, listen to music, and use the Internet. If Rodney wants to record music files onto a CD, he needs to make sure that his operating system has CD-____ capabilities

Mirroring

Burning

Striping

Hybrid

24. A ____ is the smallest colorable area on a display device.

Dot

Dpi

Bit

Pixel

25. Digital still cameras most often use ____ cards for storage.

RAM memory

Flash memory

Laser memory

ROM memory

26. The process of recording data onto an optical disc is called tracking.

True

False

27. Printer output is a type of soft copy.

True

False

28. Conventional CD discs use ____ lasers.

Violet

Blue

Infrared

Red

29. Case-Based Critical Thinking Questions Case 4-1 Stacey is the office manager for a small business and is looking for a new printer and scanner for her office. After doing some research into printers, Stacey decides to buy a(n) ____ printer, since they are the standard for business documents and are typically faster and have better quality output than other types of printers.

Ink-jet

Digital

Magnetic

Laser

30. CD-ROM discs and DVD-ROM discs are ____ optical discs and come prerecorded with commercial products.

Write-only

Recordable

Read-only

Rewritable

31. Some smart cards today store ____ data—such as the characteristics of a fingerprint—in the card and use that data to ensure the authenticity of the card's user before authorizing the smart card transaction.

Biometric

Holographic

Optical

Biomagnetic

32. Portable barcode readers are always used in point-of-sale (POS) systems.

True

False

33. ____ are the standard for business documents and come in both personal and network styles.

Ink-jet printers

Dot-matrix printers

Laser printers

Line printers

34. ____ form images by spraying tiny drops of liquid ink onto the page, one printed line at a time.

Line printers

Dot-matrix printers

Ink-jet printers

Laser printers

35. A(n) ____ is a flat, touch-sensitive device used in conjunction with a digital pen.

Image tablet

Graphics table

Graphics tablet

Touch screen

36. Usually the storage device and storage medium are two separate pieces of hardware (that is, the storage medium is ____).

Static

Configurable

Procurable

Removable

37. ____ provide(s) a method of storing data on two or more hard drives that work in combination to do the job of a larger drive.

Network Attached Storage (NAS)

RAID (redundant arrays of independent disks)

Storage Area Networks (SANs)

Holographic Storage

38. To read data, the reference beam projects the hologram containing the requested data onto a ____ that reads the entire data page at one time.

Modulator

Spacer

Detector

Header

39. Display devices can be ____ displays, in which each pixel can only be one of two colors, such as black or white.

Bichrome

1D

Monochrome

Flat color

40. External hard drives today typically connect to a computer via a USB or ____ port.

FireWire

Firewall

IrDA

Bluetooth

41. Partitions are sometimes referred to as ____.

Cylinder drives

Logical drives

Partition sectors

Logical floppies

42. The most common flat-panel technologies include liquid crystal display (LCD), various types of light emitting diode (LED), and ____.

HD-integrated

DVR

HDTV

Gas plasma

43. A difference between CRT monitors and flat-panel displays is that most flat-panel displays use digital signals to display images, while CRT monitors use ____.

Analog signals

Infrared signals

Radio signals

Laser signals

44. The number of digital photos that can be stored in a camera at one time depends only on the capacity of the storage medium being used.

True

False

45. To record, erase, or overwrite rewritable optical discs, track change technology is used.

True

False

46. One type of storage device that is sometimes used with computers and that uses sequential access is a ____.

Compact card

Flash drive

Magnetic tape drive

Hard drive

47. RAID 0 uses disk ____, which spreads files over several disk drives.

Clustering

Striping

Burning

Mirroring

48. With a CD, the storage medium and the storage device are permanently sealed together to form one piece of hardware called a fixed-media storage system.

True

False

49. Each pixel on an LCD display emits light in the necessary color.

True

False

50. The accompanying figure shows a(n) ____ printer.

Ink-jet

Thermal

Laser

Dot-matrix

COSC Exam 2

1. Graphics tablets are often used in conjunction with image editing software to create original images or to modify digital photographs.

2.

What first name or nickname would you like us to use?

2. PHOLED technology is especially appropriate for use on mobile devices, consumer electronics, and other devices where power consumption is an important concern.

3. Storage devices can be internal (located inside the system unit), external (plugged into an external port on the system unit), or remote (located on another computer).

4. Virtually all computer users today need at least one convenient free USB port, in order to connect external hard drives, flash memory drives, and other storage hardware.

5. SSDs are an especially attractive option for portable computers and mobile devices.

6. One reason advanced users may partition a primary hard drive is to be able to use two different operating systems on the same hard drive.

7. Flash memory storage systems are not subject to mechanical failures like hard drive and optical disc systems, and are therefore more resistant to shock and vibration.

8. While the memory used for disk caching can be a designated portion of RAM, today's hard drives typically use a disk cache consisting of memory chips located on a circuit board inside the hard drive case.

9. A display device is the most common form of output device.

10. TOLED displays are transparent and can emit light toward the top and bottom of the display surface.

11. "Digital video cameras" refer to digital camcorders and small digital video cameras used in conjunction with computers and other devices.

12. Most storage servers are based on magnetic hard disks, although SSD and magnetic tape storage systems are also possible.

13. RAM is volatile.

14. Much more data can be stored on a(n) holographic disc than on a CD of the same physical size.

15. Automating the data entry process is referred to as source data automation.

16. The display device for a desktop computer is formally called a ____.

18. Data files are also often called ____.

19. With a ____, the user touches the screen with his or her finger to select commands or otherwise provide input to the computer with which it is being used.

20. A(n) joystick is a set of headphones with a built-in microphone.

21. In a printer, the print ____ affects the quality of the printed output.

22. Case-Based Critical Thinking Questions Case 3-2 Rodney owns a computer that he uses to work, keep in touch with friends and family, watch movies, listen to music, and use the Internet. If Rodney wants to be able to record, erase, and overwrite the files on a CD, he should get a ____.

24. A ____ is the smallest colorable area on a display device.

25. Digital still cameras most often use ____ cards for storage.

26. The process of recording data onto an optical disc is called tracking.

27. Printer output is a type of soft copy.

28. Conventional CD discs use ____ lasers.

30. CD-ROM discs and DVD-ROM discs are ____ optical discs and come prerecorded with commercial products.

31. Some smart cards today store ____ data—such as the characteristics of a fingerprint—in the card and use that data to ensure the authenticity of the card's user before authorizing the smart card transaction.

32. Portable barcode readers are always used in point-of-sale (POS) systems.

33. ____ are the standard for business documents and come in both personal and network styles.

34. ____ form images by spraying tiny drops of liquid ink onto the page, one printed line at a time.

35. A(n) ____ is a flat, touch-sensitive device used in conjunction with a digital pen.

36. Usually the storage device and storage medium are two separate pieces of hardware (that is, the storage medium is ____).

37. ____ provide(s) a method of storing data on two or more hard drives that work in combination to do the job of a larger drive.

38. To read data, the reference beam projects the hologram containing the requested data onto a ____ that reads the entire data page at one time.

39. Display devices can be ____ displays, in which each pixel can only be one of two colors, such as black or white.

40. External hard drives today typically connect to a computer via a USB or ____ port.

41. Partitions are sometimes referred to as ____.

42. The most common flat-panel technologies include liquid crystal display (LCD), various types of light emitting diode (LED), and ____.

43. A difference between CRT monitors and flat-panel displays is that most flat-panel displays use digital signals to display images, while CRT monitors use ____.

44. The number of digital photos that can be stored in a camera at one time depends only on the capacity of the storage medium being used.

45. To record, erase, or overwrite rewritable optical discs, track change technology is used.

46. One type of storage device that is sometimes used with computers and that uses sequential access is a ____.

47. RAID 0 uses disk ____, which spreads files over several disk drives.

48. With a CD, the storage medium and the storage device are permanently sealed together to form one piece of hardware called a fixed-media storage system.

49. Each pixel on an LCD display emits light in the necessary color.

50. The accompanying figure shows a(n) ____ printer.