MCQ Tutorial - Linux->Command

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31.) Which command is used to display the octal value of the text

Options are:

A.) octal

B.) text_oct

C.) od

D.) oct

32.) The dmesg command

Options are:

A.) Kernel log messages

B.) Shows the syslog file for info messages

C.) Shows user login logoff attempts

D.) Shows the daemon log messages

33.) The command “mknod myfifo b 4 16”

Options are:

A.) This is not a valid command

B.) Will create a FIFO if user is not root
Will create a FIFO if user is not root

C.) Will create a block device if user is root

D.) Will create a block device for all users

34.) Which command is used to set terminal IO characteristic?

Options are:

A.) ctty

B.) stty

C.) ptty

D.) tty

35.) Which command is used to record a user login session in a file

Options are:

A.) session

B.) macro

C.) script

D.) read

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