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 Which of the following commands is used to copy directory structures in and out None of these cp copy cpio cp - p None of these cp copy cpio cp - p ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to concatenate all files beginning with the string 'emp' and followed by a non-numeric characters? more [emp][!0-9] cat emp[!0-9] cat emp[x-z] cat emp[a-z] more [emp][!0-9] cat emp[!0-9] cat emp[x-z] cat emp[a-z] ANSWER DOWNLOAD EXAMIANS APP
Unix The command that can be used to restrict incoming messages to a user is None of these grep mesg halt sleep None of these grep mesg halt sleep ANSWER DOWNLOAD EXAMIANS APP
Unix Which of following commands is used for an automatic reminder service? write calendar None of these mail mesg write calendar None of these mail mesg ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following options will be used to display number of blocks used by a file? -c None of these -r option #NAME? -c None of these -r option #NAME? ANSWER DOWNLOAD EXAMIANS APP
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