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Question Detail
By which command content of a file can be searched ?
- grep
- search
- srh
- show
Answer: Option A
1. How many links are created when we create a directory file ?
- 1
- 2
- 3
- 4
Answer: Option B
2. Which is most important for Multi-tasking ?
- Modularity
- Time Sharing
- Multi programming
- Multi User
Answer: Option B
3. What control character signals the end of the input file ?
- ctrl + s
- ctrl + z
- ctrl + w
- ctrl + d
Answer: Option D
4. What is true about chmod +t ?
- It will set effective userid for filename
- It will set effective groupid for filename
- It will set the sticky bit
- It is wrong syntax
Answer: Option C
5. Kernel minimizes the frequency of disk access by keeping a pool of internal data buffer which helps to increase the response time, this is known as ?
- Buffer cache
- Spooling
- Pooling
- Virtual Memory
Answer: Option A
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