Comptia Linux + 2023 Questions and answer - Part 21

1. What is the purpose of the sticky keys feature in X?

A) A. To assist users who have difficulty holding down multiple keys at once.
B) B. To prevent repeated input of a single character if the key is held down.
C) C. To ignore brief keystrokes according to a specified time limit.
D) D. To repeat the input of a single character.



2. On a machine running several X servers, how are the different instances of the X11 server identified?

A) A. By a fixed UUID that is defined in the X11 configuration file.
B) B. By a unique IPv6 address from the fe80::/64 subnet.
C) C. By the name of the user that runs the X server like x11:bob.
D) D. By a device name like /dev/X11/xservers/1.
E) E. By a display name like:1.


3. What is the purpose of the xhost program?

A) A. Grant or revoke access to a X11 session.
B) B. Install all packages and video drivers required to run X11 on a host.
C) C. Start the X11 server and announce its availability within the local network.
D) D. Send informational messages to all users logged into a host using X11.
E) E. Display the MOTD and other important information when a user logs in via X11.


4. What of the following statements is true regarding a display manager?

A) A. A display manager handles remote X11 logins only and has no purpose on a system that is not attached to a network.
B) B. The display manager is configured in the X11 configuration file xorg.conf.
C) C. There is only one display manager X11DM that must be started on all systems running X11.
D) D. After system startup, the display manager handles the login of a user.
E) E. Without a display manager, no graphical programs can be run.


5. How is a display manager started?

A) A. It is started by a user using the command startx.
B) B. It is started like any other system service by the init system.
C) C. It is started by inetd when a remote hosts connects to the X11 port.
D) D. It is started automatically when a X11 user logs in to the system console.