Unix Which of the following signs is used to back up over typing errors in vi? $ # ! @ None of these $ # ! @ None of these ANSWER DOWNLOAD EXAMIANS APP
Unix Which symbol will be used with grep command to match the pattern pat at the beginning of a line? pat$ ^pat $pat pat^ pat$ ^pat $pat pat^ 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 None of these chusr chgrp chown chmod None of these chusr chgrp chown ANSWER DOWNLOAD EXAMIANS APP
Unix The command chmod 761 note is equivalent to chmod 4=7, g=6,0 =1 note None of these chmo a =761 note chmod u=rwx, g=rw, o=x note chmod 167 note chmod 4=7, g=6,0 =1 note None of these chmo a =761 note chmod u=rwx, g=rw, o=x note chmod 167 note ANSWER DOWNLOAD EXAMIANS APP
Unix The octal representation 652 indicates Read and write permission of groups None of these Write permission for others Execute permission for the owner All of these Read and write permission of groups None of these Write permission for others Execute permission for the owner All of these ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to change the working directory? None of these chdir cd changedir cdir None of these chdir cd changedir cdir ANSWER DOWNLOAD EXAMIANS APP