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.Management Sciences
Category: Basic of linux unix
Which command is used to copy all files having the string chap and any two characters after that to the progs directory ?
0
A. cp chap?? progs
B. cp chap* progs
C. cp chap[12] /progs/*.*
D. cp chap?? /progs/*
Which of the following commands is used to display your working directory ?
A. dir
B. prompt $p$g
C. pwd
D. path
The agency that sits between the user and the UNIX system is called the________________?
A. logic
B. profile
C. shell
D. erxc
Which command is used to change protection mode of files starting with the string emp and ending with 1,2, or 3 ?
A. chmod u+x emp[1-3]
B. chmod 777 emp*
C. chmod u+r ??? emp
D. chmod 222 emp?
Which of the following command is used to count just the number of lines contained in a file ?
A. wc -lD.
B. wc -c
C. wc -w
D. wc -r
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