101-500 Online Practice Questions and Answers

CORRECT TEXT

Which file from the /proc file system contains a list of all currently mounted devices? (Specify ONLY the command without any path or parameters.)

Which of the following statements is correct when talking about /proc/?

A. All changes to files in /proc/ are stored in /etc/proc.d/ and restored on reboot.

B. All files within /proc/ are read-only and their contents cannot be changed.

C. All changes to files in /proc/ are immediately recognized by the kernel.

D. All files within /proc/ are only readable by the root user.

Which of the following commands brings a system running SysV init into a state in which it is safe to perform maintenance tasks? (Choose TWO correct answers.)

A. shutdown -R 1 now

B. shutdown -single now

C. init 1

D. telinit 1

E. runlevel 1

Which RPM command will output the name of the package which supplied the file /etc/exports?

A. rpm -F /etc/exports

B. rpm -qf /etc/exports

C. rpm -Kl /etc/exports

D. rpm -qp /etc/exports

E. rpm -qi/etc/exports

Which of the following commands kills the process with the PID 123 but allows the process to "clean up" before exiting?

A. kill -PIPE 123

B. kill -KILL 123

C. kill -STOP 123

D. kill -TERM 123

Immediately after deleting 3 lines of text in vi and moving the cursor to a different line, which single character command will insert the deleted content below the current line?

A. i (lowercase)

B. P (uppercase)

C. p (lowercase)

D. U (uppercase)

E. u (lowercase)

Which of the following commands can be used to display the inode number of a given file?

A. inode

B. ls

C. ln

D. cp

How can the list of files that would be installed by the RPM package file apache-xml.rpm be previewed?

A. rpm p apache-xml.rpm

B. rpm v apache-xml.rpm

C. rpm l apache-xml.rpm

D. rpm pl apache-xml.rpm

What is true regarding UEFI firmware? (Choose two.)

A. It can read and interpret partition tables

B. It can use and read certain file systems

C. It stores its entire configuration on the /boot/ partition

D. It is stored in a special area within the GPT metadata

E. It is loaded from a fixed boot disk position

Which wildcards will match the following filenames? (Choose two.) ttyS0 ttyS1 ttyS2

A. ttyS[1-5]

B. tty?[0-5]

C. tty*2

D. tty[A-Z][012]

E. tty[Ss][02]