Lpi 201-450 Online Practice Questions and Exam Preparation

Lpi 201-450 Online Questions & Answers

• Question 91:

  The main configuration file for autofs has this entry:

  /home /etc/auto.home

  What is the meaning of the /etc/auto.home file?

  A. It has the indirect maps for the mounting of file systems.
  B. It has configuration information, such as passwords and keys, for the remote file server.
  C. It has configuration information on settings for the /home mount point.
  D. It is the holds the SSL key to allow authentication to the remote file server.
  A. It has the indirect maps for the mounting of file systems.

• Question 92:

  In the following output from top, which processes contribute to the percentage of time that the CPU spends in the state of wa? Tasks: 193 total, 1 running, 190 sleeping, 2 stopped, 0 zombie Cpu(s): 0.5%us, 0.3%sy, 0.0%ni, 98.2%id, 1.0%wa, 0.0%hi, 0.0%si, 0.0%st

  A. Processes waiting for user interaction.
  B. Processes that were already closed and are waiting to be launched again.
  C. Processes that have not been scheduled yet because they haven't been fully loaded into RAM or are in swap.
  D. Processes waiting for IO operations to complete.
  D. Processes waiting for IO operations to complete.

• Question 93:

  Which of the following commands shows capabilities and usable frequencies for the wireless interface wlan0?

  A. iw phy pyh0 info
  B. iw dev wlan0 info
  C. iw dev wlan0 show
  D. iw phy wlan0 show
  E. iw phy0 show
  A. iw phy pyh0 info

• Question 94:

  Which of the following commands will provide the PIDs of the processes sorted by which are using the most CPU cycles on the Linux system?

  A. top
  B. uptime
  C. ps aux
  D. vmstat
  E. freemem
  A. top

• Question 95:

  After manually compiling and installing a new kernel, what has to be done regarding the initramfs?

  A. To initramfs is independent of the kernel and should not be modified unless the hardware configuration of the machine has changed
  B. Since the initramfs contains kernel modules, a new initramfs must be built for the new kernel
  C. During the compilation of the Linux kernel, a new initramfs is built automatically. The new initramfs only needs to be installed
  D. The system should be restarted since the initramfs reconfigures itself for the new kernel during the startup of the system
  C. During the compilation of the Linux kernel, a new initramfs is built automatically. The new initramfs only needs to be installed

• Question 96:

  Which of the following filter keywords for tcpdump specify the transfer direction for network packets? (Choose TWO correct answers.)

  A. source
  B. src
  C. dest
  D. src or dst
  E. both
  B. src
  D. src or dst

• Question 97:

  In the output of sar -b, what does tps stand for?

  A. Terrabyte per second
  B. Traffic per second
  C. Transfers per second
  D. Total data per second
  E. Terrabit per second
  C. Transfers per second

• Question 98:

  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 configuration before completing the boot process.
  A. The ability to boot a computer using its network interface.

• Question 99:

  Which of the following is a userspace application used to modify EFI entries on a Linux system?

  A. efieditor
  B. configefi
  C. efimanager
  D. efiboottmgr
  E. efibootedit
  D. efiboottmgr

• Question 100:

  What mount option must be used in /etc/fstab when mounting an iSCSI target?

  A. _santarget
  B. iscsi
  C. waitiscsi
  D. _netdev
  D. _netdev