Linux+ Practice Quiz: XK0-004 Quiz 13

1. Which of the following describes network interface bonding?

• Bonding allows network interface cards inserted into expansion slots to fully replace the onboard network ports.
• Multiple network interface cards are aggregated into a single bonded interface.
• Bonding prefixes a 64-bit address to the network interface card MAC address, allowing the address to aggregate a network interface from a remote server to provide load balancing.
• Bonding provides the network interface card with the ability to utilize IPv6 addresses.

2. When configuring bonding on two network interfaces, the technician wants to configure one interface to take over if the other interface fails.

Which of the following bonding modes should be used to provide a hot standby?

• balance-rr, or mode 0
• active-backup, or mode 1
• 802.3ad, or mode 4
• balance-xor, or mode 2

3. Given this entry in the /etc/passwd file:

pmallory:x:1001:1050:Paul Mallory:/home/pmallory:/bin/bash

Which of the following is the user ID associated with this entry.

• pmallory
• 1050
• 1001
• x

4. In the /etc/shadow file, which character in the password field indicates that the password is an encrypted entry?

• *
• $
• !!
• !

5. Which of the following commands will display information about the PCI devices installed on the system?

• lsmod
• hwinfo
• lspci
• lsusb

6. According to the Filesystem Hierarchy Standard (FHS), which of the following directories contains information about the system state and processes?

• /bin
• /tmp
• /proc
• /root

7. During installation, you need to make sure there is plenty of hard disk space allocated to the partition that is going to hold the entire Linux operating system.

Which of the following is the BEST mount point for this partition?

• /usr
• /boot
• /home
• /

8. You work for a growing small business where the executives are traveling and working remotely. Which of the following would offer the BEST protection for sensitive data on their laptops?

• Bitlocker encryption
• LUKS disk encryption
• Enable bootloader passwords
• Multifactor authentication

9. Tim, a technician, created a local variable named val and set it to 5000 at the bash prompt. Tim wants to use the variable in a script. But when the script is executed, the value of val is not set to 5000.

Which of the following commands would allow Tim to set a global variable that would be available to the script?

• declare val
• exec val
• echo $val=5000
• export val=5000

10. Which of the following describes the function of the export command?

• Sets environment variables.
• Makes a mount point available to a remote server.
• Makes the command history available to a child process.
• Spawns a new subshell for command execution.