Unix Which of the following command addresses all users who are currently hooked on? wall mail mesg write wall mail mesg write ANSWER DOWNLOAD EXAMIANS APP
Unix The special shell variable $* is used None of these to process number of the current shell to name the command being executed to exit status of ast command executed. to list the positional parameters None of these to process number of the current shell to name the command being executed to exit status of ast command executed. to list the positional parameters ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to display all the lines with the string 'sales' from the file empl.lst? None of these cut sales empl.lst /sales > empl.lst grep sales empl.lst cat | /sales > empl.lst None of these cut sales empl.lst /sales > empl.lst grep sales empl.lst cat | /sales > empl.lst 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+x emp[1-3] chmod 777 emp* chmod 222 emp? chmod u+r ??? emp chmod u+x emp[1-3] chmod 777 emp* chmod 222 emp? chmod u+r ??? emp ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to concatenate all files beginning with the string 'emp' and followed by a non-numeric characters? cat emp[a-z] more [emp][!0-9] cat emp[!0-9] cat emp[x-z] cat emp[a-z] more [emp][!0-9] cat emp[!0-9] cat emp[x-z] ANSWER DOWNLOAD EXAMIANS APP
Unix If you are to use [Control-c] as the interrupt key instead of [Del], then you will have to use stty intr ^c stty echo ^a stty echoe tty ^c stty intr ^c stty echo ^a stty echoe tty ^c ANSWER DOWNLOAD EXAMIANS APP
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