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 The command used to compare the files is known as comp cmp ccp do comp cmp ccp do ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to display the filenames in multiple columns? ls -1 ls -x lc None of these ls ls -1 ls -x lc None of these ls ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to copy a file wb with the same name from the programs directory to the misc directory? copy programs/wb misc/wb cp programs/wb misc None of these tar programs/wb misc/wb copy a:programs/wb b:misc/wb copy programs/wb misc/wb cp programs/wb misc None of these tar programs/wb misc/wb copy a:programs/wb b:misc/wb ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following files will displayed by this command cat *ch* All of these .ch catch patch All of these .ch catch patch ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to change protection mode of files starting with the string emp and ending with 1,2, or 3? chmod u+r ??? emp chmod 222 emp? chmod 777 emp* chmod u+x emp[1-3] chmod u+r ??? emp chmod 222 emp? chmod 777 emp* chmod u+x emp[1-3] ANSWER DOWNLOAD EXAMIANS APP
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