117-201 Online Practice Questions and Answers

What information does the file modules.dep provide?

A. A list of all modules available to the kernel.

B. A list of modules required by each module.

C. A list of devices and their module name.

D. A list of modules compiled for this kernel.

E. A list of modules the kernel needs to run.

Why the root file system is mounted read-only during boot and remounted with write permission later on?

A. Because if problems with the root file system are detected during the boot, fsck can be run, without risk of damage.

B. Becausethiswaycrackerscannotcollectinformationaboutrootwithbootsniffers

C. To avoid writing to the disk, unless the root password is known.

D. To avoid other operating systems overwriting the Linux root partition

E. Because the disk has its own write protection that cannot change by the operating system.

Which of the following commands will copy one disk partition /dev/sda3 to /dev/sdb3?

A. ddif=/dev/sdb3of=/dev/sda3bs=4096conv=notrunc

B. dd if=/dev/sda3 of=/dev/sdb3 bs=4096 conv=notrunc

C. dd --input /dev/sda3 --output /dev/sdb3 bs=4096 conv=notrunc

D. dd --input /dev/sdb3 --output /dev/sda3 bs=4096 conv=notrunc

Which system files are updated as devices are mounted and unmount to provide information on the mounted devices and the options used? (Please specify TWO answers)

A. /proc/dtab

B. /etc/mtab

C. /etc/fstab

D. /proc/mounts

E. /proc/devices

How can DMA be enabled for the device /dev/hda?

A. echo "l" >/proc/ide/hda/dma

B. sysctl -w dev.ide.dma=l

C. dma add /dev/hda

D. hdparm -d l /dev/hda

E. insmod dma dev=/dev/hda

What command should be used to find out what PCI devices can be seen, without querying the kernel?

A. lspci -v

B. lspci -s

C. lspci -x

D. lspci -b

E. lspci -p

Considering that a 2.4 series Linux kernel is being used, which kernel module must be loaded to enable CD burning with an IDE CD writer?

A. ide-cd

B. ide-cdrw

C. ide-cdb

D. ide-scsi

E. None of the above

Which of these would be the simplest way to configure BIND to return a different version number to queries?

A. Compile BIND with the option -blur-version=my version.

B. Set version-string "my version" in BIND's configuration file.

C. Setversion"myversion"inBIND'sconfigurationfile.

D. Set version=my version in BIND's configuration file.

E. Set version-bind "my version" in BIND's configuration file.

In which directory is the Linux kernel documentation be found?

For interpreting system rc scripts a shell is most commonly used. Please enter the first line found in such

scripts.