| 2. | Which level of RAID refers to disk mirroring with block striping? |
| Discuss |
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Answer: (a).RAID level 1
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| 3. | Optical disk technology uses |
| Discuss |
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Answer: (d).RAID
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| 4. | With multiple disks, we can improve the transfer rate as well by ___________ data across multiple disks. |
| Discuss |
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Answer: (a).Striping
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| 5. | Which one of the following is a Stripping technique ? |
| Discuss |
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Answer: (d).Block level stripping
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| 6. | The RAID level which mirroring is done along with stripping is |
| Discuss |
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Answer: (d).Both a and b
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| 7. | Where performance and reliability are both important, RAID level ____ is used. |
| Discuss |
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Answer: (d).0+1
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| 8. | Hardware RAID implementations permit _________; that is, faulty disks can be removed and replaced by new ones without turning power off. |
| Discuss |
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Answer: (c).Hot swapping
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| 9. | ___________ is popular for applications such as storage of log files in a database system, since it offers the best write performance. |
| Discuss |
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Answer: (a).RAID level 1
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| 10. | ______________ which increases the number of I/O operations needed to write a single logical block, pays a significant time penalty in terms of write performance. |
| Discuss |
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Answer: (c).RAID level 5
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