Unix Which of the following command addresses all users who are currently hooked on? wall mesg write mail wall mesg write mail ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to extract specific columns from the file? cat cut grep paste cat cut grep paste ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to assign only read permission to all three categories of the file 'note'? chmod go+r note chmod ugo=r note chmod a-rw chmod u+r,g+r,o-x note None of these chmod go+r note chmod ugo=r note chmod a-rw chmod u+r,g+r,o-x note None of these ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following shell's wildcards are used to match any number of characters including none? None of these [!ijk] [ijk] ? * None of these [!ijk] [ijk] ? * ANSWER DOWNLOAD EXAMIANS APP
Unix Which option will be used with touch command to change the access time? #NAME? -r option pid None of these #NAME? -r option pid None of these ANSWER DOWNLOAD EXAMIANS APP
Unix Which option will be used with sort command to start sorting ofter the nth column of the (m+l)th field? None of these kill #NAME? +(m+l).n None of these kill #NAME? +(m+l).n ANSWER DOWNLOAD EXAMIANS APP
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