Linux Makefile Question: Download Makefile PDF

The permission -rwxr-sr- represented in octal expression will be:
a) 0777
b) 2766
c) 2744
d) 2754

d) 2754

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A user does a chmod operation on a file. Which of the following is true? a) The last accessed time of the file is updated b) The last modification time of the file is updated c) The last change time of the file is updated d) None of the above	If we want to execute the make-file by just giving the "make" command, make-file should be named as: a) Make-file b) makefile c) MAKEFILE d) none of the mentioned