ch-7-8-HW - Homework7&8...

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Please write down your answers in the following table MULTIPLE CHOICE 1.  C 2. A 3. C 4. B 5. C 6. C 7. C 8. C 9. C 10. D 11. C 12. B 13 B 14 C 15 A 16 C 17 A 18 C 19 B 20 B 21 C 22 D 23 A 24 B 25 A 26 C 27 D 28 B 29 A 30 B 31 D 32 A 33 D 34 A 35 A 36 C 37 D 38 A 39 B 40 B 41 B 42 C 43 A 44 D 45 C 46 C 47 A 48 D 49 A 50 D 1. ____ is the number of bytes (characters) a storage medium can hold. a. Resolution c. Capacity b. Dimensionality d. Retention 2. Memory (chips) accesses items in ____. a. nanoseconds c. milliseconds b. microseconds d. seconds 3. Storage devices access items in ____. a. nanoseconds c. milliseconds b. microseconds d. either B or C 4. Some computers improve hard disk access time by using a disk ____, which consists of memory chips that store frequently accessed items. a. warehouse c. base b. cache d. home 5. A group of two or more integrated hard disks is called a(n) ____. a. pocket c. RAID b. UFC d. baseline 6. ____ devices are servers connected to a network with the sole purpose of providing storage.
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a. RAID c. NAS b. RAS d. RAN 7. If the computer has an internal hard disk (drive C) and a DVD drive (drive D) and no other disk drives, what drive will the USB flash drive probably be? a. A c. E b. B d. None of the above 8. Current USB flash drives have transfer rates of ____. a. 2 MBps c. 12 MBps b. 4 MBps d. 20 MBps 9. ____ storage is an Internet service that provides storage to computer users. a. Encrypted c. Cloud b. Shared d. Net 10. Users subscribe to a cloud storage service to ____. a. save time by storing large files instantaneously b. allow others to access files c. store offsite backups of data d. all of the above 11. Optical discs commonly store items in ____. a. random locations anywhere between the center of the disc and the edge of the disc b. multiple pie-shaped sections that break a track into arcs c. a single track that spirals from the center of the disc to the edge of the disc d. multiple concentric tracks from the center of the disc to the edge of the disc 12. A(n) ____ is a type of optical disc that users can read from but not write to or erase. a.
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ch-7-8-HW - Homework7&8...

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