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Unix

Unix
Which command is used to create a directory?

None of these
mkdir
cr
crdir
md

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Unix
Which command is used to copy all files having the string chap and any two characters after that to the progs directory?

cp chap?? progs
cp chap?? /progs/*
cp chap* progs
cp chap[12] /progs/*.*

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Unix
The first set of the three permissions (rw) pertains to the owner of the file, indicating that the owner has

executable permission only
None of these
write and executable permissions
both read and write permissions
both read and executable permissions.

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Unix
Which column contains all details of the permissions of a file when you issue the ls -l command?

fourth
first
second
third

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Unix
Which option is used with cmp command to give a detailed list of the byte number and the differing bytes in octal for each character that differs in both the files?

-r
-d
-l
None of these
-b

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Unix
Which symbol is used to separate more than one command in the same command line?

#
;
$
:

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