Unix Which command is used to make all files and sub-directories in the directory (progs) executable by all users? chmod -1 a+x progs chmod -x a+x progs chmod -R 222 progs chmod -R a+x progs chmod -1 a+x progs chmod -x a+x progs chmod -R 222 progs chmod -R a+x progs ANSWER DOWNLOAD EXAMIANS APP
Unix The octal representation 652 indicates Execute permission for the owner All of these Read and write permission of groups Write permission for others None of these Execute permission for the owner All of these Read and write permission of groups Write permission for others None of these ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to update access and modification times of a file? touch wc cat grep touch wc cat grep ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands can be used to get information about all users who are currently logged into the system? which who am i who 1 /u None of these which who am i who 1 /u None of these ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to display the end of the file? head - r bof eof tail None of these head - r bof eof tail None of these 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 chgrp chusr chown None of these chmod chgrp chusr chown None of these ANSWER DOWNLOAD EXAMIANS APP
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