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This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your General Awareness knowledge and support exam preparation. Choose a topic below to get started.
1. |
When one disk fails in a RAID 5 array without a hot spare, which one of the following statements is true: |
A. | No IO can continue |
B. | Reads continue from hot spare, but writes fail |
C. | Both reads and writes can continue |
D. | Array must be shut down immediately for replacing the failed disk |
Answer» D. Array must be shut down immediately for replacing the failed disk | |
2. |
When one disk fails in a RAID 5 array with a hot spare, which one of the following statements is true? |
A. | No IO can continue |
B. | Reads continue from hot spare, but writes fail |
C. | Both reads and writes can continue |
D. | Array must be shut down immediately for replacing the failed disk |
Answer» D. Array must be shut down immediately for replacing the failed disk | |
3. |
What is the minimum number of disks needed for Raid level 5? |
A. | 2 |
B. | 3 |
C. | 4 |
D. | 5 |
Answer» C. 4 | |
4. |
What is the name of raid module in a linux kernel? |
A. | lvm |
B. | raidsoft |
C. | md |
D. | none of the mentioned |
Answer» D. none of the mentioned | |
5. |
Which of the following RAID levels are nested? |
A. | Raid 5 |
B. | Raid 6 |
C. | Raid 10 |
D. | Raid 4 |
Answer» D. Raid 4 | |
6. |
Which of the following RAID levels guarantees double disk failure protection? |
A. | Raid 5 |
B. | Raid 6 |
C. | Raid 0+1 |
D. | Raid 0+5 |
Answer» C. Raid 0+1 | |
7. |
Which one of the following is an invalid RAID level? |
A. | Raid 10 |
B. | Raid 50 |
C. | Raid 53 |
D. | Raid 80 |
Answer» E. | |
8. |
If read and write performance is the only criterion, which would you choose? |
A. | RAID 0 |
B. | RAID 1 |
C. | RAID 5 |
D. | RAID 50 |
Answer» B. RAID 1 | |
9. |
Which of the following suffers from write hole problem? |
A. | RAID 0 |
B. | RAID 1 |
C. | RAID 5 |
D. | RAIDZ |
Answer» D. RAIDZ | |