Unix Which command is used to link the files? tar cp ln lk None of these tar cp ln lk None of these ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to delete all files in the current directory as well as all files and sub-directories in its subdirectories? rm * rm all rm *.* None of these rm -r * rm * rm all rm *.* None of these rm -r * ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to make all files and sub-directories in the directory (progs) executable by all users? chmod -R a+x progs chmod -1 a+x progs chmod -x a+x progs chmod -R 222 progs chmod -R a+x progs chmod -1 a+x progs chmod -x a+x progs chmod -R 222 progs ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to absolutely assign all permissions to the owner, read and write permissions to the group and only executable permission to the others of the file note? chmod 167 note chmod 671 note chmod 761 note chmod 4=rwx, g=rw note chmod 167 note chmod 671 note chmod 761 note chmod 4=rwx, g=rw note ANSWER DOWNLOAD EXAMIANS APP
Unix Which symbol will be used with grep command to match the pattern pat at the end of a line? pat^ pat$ None of these ^pat $pat pat^ pat$ None of these ^pat $pat ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following special shell variables is used to process number of the last background job? $0 $# $! $* $0 $# $! $* ANSWER DOWNLOAD EXAMIANS APP
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