The Octal number to be given alogn with chmod command to make a file readable, writable and executable to the owner, readable and executable to group and others is_______________?
Correct answer: B. 755
- A. 0
- B. 755
- C. 744
- D. 555
Explanation
Permissions are written as owner, group, and others: `7` gives the owner read, write, and execute, while `5` gives each remaining class read and execute. Therefore the octal mode is `755`.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
Practise Software Development Lifecycle
423 free Software Development Lifecycle MCQs from Software Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Software Engineering questions like this
Software Engineering is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.
More Software Development Lifecycle questions
Which of the following commands is used to update access and modification times of a file ?
After you have compiled your kernel, what do you have to edit to boot your new kernel image ?
Which command is used to terminate a process ?
Which of the following tool is used to partition your hard drive ?
If you are to use [Control-c] as the interrupt key instead of [Del], then you will have to use________________?
Which of the following is not a filter command ?