How can we escape to the UNIX shell without quitting vi editor?
A. using ':sh' command
B. using ctrl-Z
C. using ctrl-D
D. using ':sh' command and using ctrl-Z
Answer: Option D
A. using ':sh' command
B. using ctrl-Z
C. using ctrl-D
D. using ':sh' command and using ctrl-Z
Answer: Option D
Which symbol will be used with grep command to match the pattern pat at the beginning of a line?
A. ^pat
B. $pat
C. pat$
D. pat^
E. None of the above
Which command is used to sort the lines of data in a file in reverse order
A. sort
B. sh
C. st
D. sort -r
E. None of the above
Which command is used to display the top of the file?
A. cat
B. head
C. more
D. grep
E. None of the above
A. cp chap?? progs
B. cp chap* progs
C. cp chap[12] /progs/*.*
D. cp chap?? /progs/*
E. None of the above
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