Unix Which command is used to display all the lines with the string 'sales' from the file empl.lst? /sales > empl.lst grep sales empl.lst None of these cat | /sales > empl.lst cut sales empl.lst /sales > empl.lst grep sales empl.lst None of these cat | /sales > empl.lst cut sales empl.lst ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to remove a directory? rmdir rdir rd dldir rmdir rdir rd dldir ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to count the total number of lines, words, and characters contained in a file. None of these count p countw wcount wc None of these count p countw wcount wc ANSWER DOWNLOAD EXAMIANS APP
Unix The command that can be used to restrict incoming messages to a user is sleep None of these grep mesg halt sleep None of these grep mesg halt ANSWER DOWNLOAD EXAMIANS APP
Unix Which is the earliest and most widely used shell that came with the UNIX system? Bourne shell None of these Smith shell Korn shell C shell Bourne shell None of these Smith shell Korn shell C shell ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to set the three permissions for all the three categories of users of a file? chmod chown chgrp None of these chusr chmod chown chgrp None of these chusr ANSWER DOWNLOAD EXAMIANS APP
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