101-400 Online Practice Questions and Answers

SIMULATION

Which command reads and displays the current contents of the Kernel Ring Buffer on the command line? (Specify ONLY the command without any path or parameters.)

Which of the following commands will write a message to the terminals of all logged in users?

A. bcast

B. mesg

C. print

D. wall

E. yell

Which of the following options is used in a GRUB Legacy configuration file to define the amount of time that the GRUB menu will be shown to the user?

A. hidemenu

B. splash

C. timeout

D. showmenu

In a nested directory structure, which find command line option would be used to restrict the command to searching down a particular number of subdirectories?

A. -dirmax

B. -maxdepth

C. -maxlevels

D. -n

E. -s

What is the purpose of the Filesystem Hierarchy Standard?

A. It is a security model used to ensure files are organized according to their permissions and accessibility.

B. It provides unified tools to create, maintain and manage multiple filesystems in a common way.

C. It defines a common internal structure of inodes for all compliant filesystems.

D. It is a distribution neutral description of locations of files and directories.

Instead of supplying an explicit device in /etc/fstab for mounting, what other options may be used to identify the intended partition? (Choose TWO correct answers.)

A. FIND

B. ID

C. LABEL

D. NAME

E. UUID

Pressing the Ctrl-C combination on the keyboard while a command is executing in the foreground sends which of the following signal codes?

A. 1(SIGHUP)

B. 2(SIGINT)

C. 3(SIGQUIT)

D. 9(SIGKILL)

E. 15(SIGTERM)

Which of the following partition types is used for Linux swap spaces when partitioning hard disk drives?

A. 82

B. 83

C. 8e

D. fd

E. 7