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Linux OS Management Interview Question:

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Describe the use of strace command

Submitted by: Murtaza

Strace can be used to check the system calls called by the program. So, this can be used for debugging and benchmarking purposes.
Submitted by: Murtaza

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Top Linux OS Management Questions

☺	Which option of rmdir command will remove all directories a, b, c if path is a/b/c: a) -b b) -o c) -p d) -t

☺	Which of the following time stamps need not exist for a file on traditional unix file system: a) Access Time b) Modification Time c) Creation Time d) Change Time

☺	When mv f1 f2 is executed which file\'s inode is freed? a) f1 b) f2 c) new inode will be used d) implementation dependent

☺

There are two hard links to the \"file1″ say hl and h2 and a softlink sl. What happens if we deleted the \"file1″?
a) We will still be able to access the file with hl and h2 but not with sl
b) We will not be able to access the file with hl and h2 but with sl
c) We will be able to access the file with any of hl, h2 and sl
d) We will not be able to access the file with any of hl, h2 and sl

☺	What is the default maximum number of processes that can exist in Linux? a) 32768 b) 1024 c) 4096 d) unlimited

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