Unix Which of the following commands is used to summarize the disk usage? du None of these chkdsk disk fdisk du None of these chkdsk disk fdisk 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
Unix Which of the following commands can be used to get information about all users who are currently logged into the system? None of these who am i who 1 /u which None of these who am i who 1 /u which ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following keys is used to replace a single character with new text? s S r R s S r R ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following command addresses all users who are currently hooked on? write wall mail mesg write wall mail mesg 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 -x a+x progs chmod -1 a+x progs chmod -R 222 progs chmod -R a+x progs chmod -x a+x progs chmod -1 a+x progs chmod -R 222 progs ANSWER DOWNLOAD EXAMIANS APP
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