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 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 -name - mtime + 365 / - ok rm None of these find /user/* (-mtime + 365 - a - atime +365 ) - OK rm {} ; grep (/usr/*) - mtime + 365 | -ok rm find -mtime +365 | rm find -name - mtime + 365 / - ok rm None of these find /user/* (-mtime + 365 - a - atime +365 ) - OK rm {} ; grep (/usr/*) - mtime + 365 | -ok rm find -mtime +365 | rm ANSWER DOWNLOAD EXAMIANS APP
Unix Which shell's wild-cards is used to match a single character? * [ijk] [!ijk] ? None of these * [ijk] [!ijk] ? None of these ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to get directory one level up? cd cd/ None of these cd .. chdir cd cd/ None of these cd .. chdir ANSWER DOWNLOAD EXAMIANS APP
Unix Which command will be used with vi editor to replace single character under cursor with any number of characters? S s A a S s A a 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
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