Unix Which command is used to count just the number of characters in a file? wc -c wc -w wc - 1 wc -r wc -c wc -w wc - 1 wc -r ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to copy the three files wb, collect and mon into the misc directory, under the same, when you were currently in the programs directory? None of these tar wb collect mon /misc copy wb collect mon /misc cp wb collect mon ../misc copy wb ../misc collect ../misc mon ../misc None of these tar wb collect mon /misc copy wb collect mon /misc cp wb collect mon ../misc copy wb ../misc collect ../misc mon ../misc ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following special shell variables is used to process number of the current shell? $! $* $$ None of these $! $* $$ None of these ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to set the three permissions for all the three categories of users of a file? chusr chmod None of these chown chgrp chusr chmod None of these chown chgrp ANSWER DOWNLOAD EXAMIANS APP
Unix If a file has read and write permissions for the owner, then the octal representation of the permissions will be 3 5 None of these 6 1 3 5 None of these 6 1 ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to remove files with confirmation prompt from the user file system which have neither been accessed nor modified i the last one year? find -mtime +365 | rm find /user/* (-mtime + 365 - a - atime +365 ) - OK rm {} ; find -name - mtime + 365 / - ok rm None of these grep (/usr/*) - mtime + 365 | -ok rm find -mtime +365 | rm find /user/* (-mtime + 365 - a - atime +365 ) - OK rm {} ; find -name - mtime + 365 / - ok rm None of these grep (/usr/*) - mtime + 365 | -ok rm ANSWER DOWNLOAD EXAMIANS APP
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