Unix Which of the following is not a communication command. mail grep write mesg mail grep write mesg ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to save the standard output in a file, as well as display it on the terminal? None of these tee more cat grep None of these tee more cat grep ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to save the output of the who command in a file named user.lst, as well as display it? who | tee user.lst who >> user.lst None of these who < user.lste who > user.lst who | tee user.lst who >> user.lst None of these who < user.lste who > user.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 222 emp? chmod 777 emp* chmod u+r ??? emp chmod u+x emp[1-3] chmod 222 emp? chmod 777 emp* chmod u+r ??? emp ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to display the end of the file? head - r bof None of these tail eof head - r bof None of these tail eof ANSWER DOWNLOAD EXAMIANS APP
Unix The octal representation 652 indicates Read and write permission of groups All of these None of these Write permission for others Execute permission for the owner Read and write permission of groups All of these None of these Write permission for others Execute permission for the owner ANSWER DOWNLOAD EXAMIANS APP
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