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This section includes 105 Mcqs, each offering curated multiple-choice questions to sharpen your Database knowledge and support exam preparation. Choose a topic below to get started.
101. |
Which one of the following is a Stripping technique ? |
A. | Byte level stripping |
B. | Raid level stripping |
C. | Disk level stripping |
D. | Block level stripping |
Answer» E. | |
102. |
___________ is popular for applications such as storage of log files in a database system, since it offers the best write performance. |
A. | RAID level 1 |
B. | RAID level 2 |
C. | RAID level 0 |
D. | RAID level 3 |
Answer» B. RAID level 2 | |
103. |
Hardware RAID implementations permit _________; that is, faulty disks can be removed and replaced by new ones without turning power off. |
A. | Scrapping |
B. | Swapping |
C. | Hot swapping |
D. | None of the mentioned |
Answer» D. None of the mentioned | |
104. |
______________ 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. |
A. | RAID level 1 |
B. | RAID level 2 |
C. | RAID level 5 |
D. | RAID level 3 |
Answer» D. RAID level 3 | |
105. |
Disadvantages of File systems to store data is: |
A. | Data redundancy and inconsistency |
B. | Difficulty in accessing data |
C. | Data isolation |
D. | All of the above |
Answer» E. | |