ISRO2017-72

Question

The Linux command mknod myfifo b 4 16

• A. will create a character device if user is root
• B. will create a named pipe FIFO if user is root
• C. will create a block device if user is root
• D. None of these

Comments

c. will create a block device if user is root

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• mknod is the command used to create device files
• mknod device-name device-type major-number minor-number
• 'b' - block device.

Answer 1

The Linux command mknod myfifo b 4 16 Will create a block device if the user is root.

Reference:https://www.ibm.com/support/knowledgecenter/en/ssw_aix_72/com.ibm.aix.cmds3/mknod.htm