Review Questions

The answers to the Chapter Review Questions can be found in Appendix A.

1. What is the physical component where data is stored in a HDD?

A. Read/write head

B. Platter

C. Sector

D. Cluster

2. Which of the following is not one of the three major components of a hard disk drive system?

A. Drive interface

B. Controller

C. Hard disk

D. Host adapter

3. What is the largest NTFS volume size supported by Windows XP?

A. 256GB

B. 2TB

C. 128TB

D. 256TB

4. Which technology is based on flash memory and is intended to eventually replace conventional hard disk drives that have moving discs and other mechanisms?

A. USB flash drives

B. Memory cards

C. Solid-state drives

D. Optical drives

5. What is the formatted capacity of high-density 3½″ floppy diskettes?

A. 360KB

B. 720KB

C. 1.44MB

D. 2.88MB

6. Which optical disc format supports a data capacity of 25GB?

A. Double-sided, double-layer DVD+R

B. Single-sided, single-layer Blu-ray disc

C. Double-sided, single-layer DVD-R

D. Double-sided, single-layer DVD+R

7. Which of the following best describes the concept of hot-swappable devices?

A. Power does not need to be turned off before the device is inserted or removed.

B. The device can be removed with power applied after it is properly stopped in the operating system.

C. Care must be taken when swapping the device because it can be hot to the touch.

D. The device can be swapped while still hot, immediately after powering down the system.

8. Of the following voltage pairings, which one accurately represents the input and output, respectively, of power supplies and AC adapters?

A. AC in, AC out

B. DC in, DC out

C. AC in, DC out

D. DC in, AC out

9. What are the five output voltages that have been commonly produced by PC power supplies over the years? (Choose five.)

A. +3.3VDC

B. –3.3VDC

C. +5VDC

D. –5VDC

E. +12VDC

F. –12VDC

G. +110VAC

H. –110VAC

10. Which of the following statements about power supplies is true?

A. You must make sure the voltage selector switch on the back of the power supply is switched to the lower setting if the computer is going to be used in Europe.

B. SATA hard drives most often use the same type of power connector PATA hard drives use.

C. Power supplies supply power to ATX-based motherboards with connectors known commonly as P8 and P9.

D. Molex connectors are used with PATA hard drives, while Berg connectors are used with floppy drives.

11. Which of the following is not a consideration when installing an internal storage device?

A. You should match the form factor of the drive or adapt it to an available drive bay or slot.

B. You should secure the drive with at least two screws on one side and preferably two on each side.

C. Due to the high revolutions at which modern hard drives spin, you must secure an external power source because the internal power supplies do not have the capacity.

D. You need to be sure that the routing of the drive’s ribbon cable, if applicable, does not obstruct the engineered flow of air across internal components.

12. What kind of media is most commonly used when large amounts of data need to be archived on a regular basis?

A. Tape

B. Optical disc

C. External hard drive

D. Floppy diskette

13. Which of the following statements regarding floppy drive installation is true?

A. Like a hard drive, the floppy drive requires no external access.

B. Like DVD-ROM drives, floppy drives have a 5¼″ form factor and must be installed in the larger drive bays.

C. Because it is antiquated technology, floppy disk drives can no longer be purchased new.

D. Although some drives might not clearly key the receptacle for the Berg power connector, you must insert the connector correctly or the drive can be damaged.

14. Which of the following platter spin rates is not commonly associated with conventional magnetic hard disk drives?

A. 5400 rpm

B. 7200 rpm

C. 10,200 rpm

D. 15,000 rpm

15. Which of the following is not a consideration when upgrading power supplies?

A. You might find that you do not have a matching motherboard connector on your new power supply.

B. You might find that your case has a nonremovable power supply.

C. You might find that your power rating is not adequate on the new power supply.

D. You might find that you do not have enough of the appropriate connectors coming from the power supply for the devices you have installed.

16. What does the red stripe on a ribbon cable indicate?

A. Pin 16

B. Pin 1

C. The manufacturer’s trademark

D. Parity

17. What do UltraDMA/66 and higher require?

A. Cable Select configuration

B. An 80-wire cable

C. Operating system support

D. That the BIOS be set for UltraDMA instead of DMA

18. On the primary IDE channel, if a single hard disk is attached, its jumper should be set to ________.

A. Slave

B. Single if available, otherwise Master

C. Master

D. Boot

19. Which of the following is a concept that applies only to conventional magnetic hard disk drives and not newer solid-state drives?

A. Storage capacity

B. External attachment

C. Access time

D. 7200 rpm

20. When replacing a power supply, which of the following tends to vary among power supplies and must be chosen properly to support all connected devices?

A. Wattage

B. Voltage

C. Amperage

D. Resistance