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Which command turns an existing ext2 filesystem non-destructively into an ext3 filesystem? (Specify ONLY the command without any path or parameters.)View AnswerAnswer: /sbin/tune2fs, tune2fs

In the following output, the load averages represent the system load averages for what time frames? 12:10:05 up 18 days, 19:00, 2 users, load average: 0.47, 24.71, 35.31A . 1, 5 and 15 minutesB . 1, 15 and 30 minutesC . 1, 15, and 30 secondsD . 15, 30 and...

Which directory in /dev/disk/ can be used to determine the UUID of a connected hard disk?View AnswerAnswer: /dev/disk/by-uuid, by-uuid, /dev/disk/by-uuid/

In the below example output, which columns detail the percent of time the CPU spent running non-kernel code and the percent of time the CPU spent running kernel code? (Choose TWO correct answers.) # vmstat 1 100 procs -----------memory---------- ---swap-- -----io---- --system-- ----cpu---- r b swpd free buff cache si...

Which command is used to create a ISO9660 filesystem? (Specify ONLY the command without any path or parameters.)View AnswerAnswer: mkisofs, genisoimage

Which of the following is a side effect of extensive usage of swap space?A . The root filesystem may become full because swap space is always located on the system root partition.B . The overall system performance may degrade because of heavy hard disk use and memory reorganization.C . Since...

Which command will report information on memory usage, paging and block input/output?A . freeB . memshowC . psD . topE . vmstatView AnswerAnswer: E

What does a 0 in the last field (fsck order) of /etc/fstab indicate about the filesystem?A . The filesystem should be checked before filesystems with higher values.B . The filesystem should be checked after filesystems with higher values.C . The filesystem check counter is ignored.D . The filesystem has been...

Which keyword is used in the /etc/inittab file to define the SysV-init default system runlevel?View AnswerAnswer: initdefault

What is the functionality that PXE provides?A . The ability to boot a computer using its network interface.B . The ability to launch an remote X11 desktop on a computer.C . The ability to verify a system's configuration after completing the boot process.D . The ability to verify a system's...