Unix Which of the following commands is used to update access and modification times of a file? touch cat grep wc touch cat grep wc ANSWER DOWNLOAD EXAMIANS APP
Unix The octal representation 652 indicates None of these Read and write permission of groups Write permission for others Execute permission for the owner All of these None of these Read and write permission of groups Write permission for others Execute permission for the owner All of these ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to assign only read permission to all three categories of the file 'note'? chmod ugo=r note chmod a-rw chmod go+r note None of these chmod u+r,g+r,o-x note chmod ugo=r note chmod a-rw chmod go+r note None of these chmod u+r,g+r,o-x note 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? 1 /u which who am i None of these who 1 /u which who am i None of these who 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 < user.lste who | tee user.lst who > user.lst None of these who >> user.lst who < user.lste who | tee user.lst who > user.lst None of these who >> user.lst ANSWER DOWNLOAD EXAMIANS APP
Unix Which option will be used with ps command to slow the entire command line of the process being run? -2 -4 #NAME? -1 -2 -4 #NAME? -1 ANSWER DOWNLOAD EXAMIANS APP
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