NET260.30 LINUX ADMINISTRATION Chapter 10
What is the name of the file that contains a listing of all users on the system and their home directories? a. /etc/passwd b. /etc/users c. /etc/shadow d. /etc/password
A
When a printer is rejecting requests, . a. the print queue does not accept jobs and sends a message to the user noting that the printer is unavailable b. the print queue accepts jobs into the print queue and holds them there until the printer is accepting requests again c. the printer appears as off-line when a lp request is sent d. the print queue redirects all print jobs sent to it to /dev/null
A
You use lpstat and determine that a user named User1 has placed two large print jobs in the queue for Printer1 that have yet to start printing. They have print job IDs of Printer1-17 and Printer1-21, respectively. Which command would you use to remove these two jobs from the print queue? a. cancel Printer1-17 Printer1-21 b. cancel -u Printer1-17 Printer1-21 c. cancel -a Printer1-17 Printer1-21 d. cancel 17 21
A
Which command can be used to send a print job to the default printer named Printer1? (Choose all that apply.) a. lp -d Printer1 file b. lp Printer1 file c. lp file d. lp -m Printer1 file
A,C
What command can you use to view journald log entries on a system that uses Systemd? a. less b. journalctl c. syslog d. catlog
B
What is the name used to describe a user providing a user name and password to log in to a system? a. validation b. authorization c. login d. authentication
B
When a printer is disabled, . a. the print queue does not accept jobs and sends a message to the user noting that the printer is unavailable b. the print queue accepts jobs into the print queue and holds them there until the printer is enabled again c. the printer appears as off-line when an lp request is sent d. the print queue redirects all print jobs sent to it to /dev/null
B
Most log files on the system are found in which directory? a. /etc/logfiles b. /etc/log c. /var/log d. /dev/log
C
What is the name of the utility used to rotate log files? a. syslog b. jetpack c. logrotate d. logbackup
C
Which command can you use to lock a user account? a. lock username b. secure username c. usermod -L username d. useradd -L username
C
Which command is used to delete a user account? a. usermod -d username b. del username c. userdel username d. rm username
C
Which command would you use to unlock a user account? a. unlock username b. open username c. usermod -U username d. useradd -U username
C
Which file contains default information such as UID and GID ranges and minimum password length to be used at user creation? a. /etc/skel b. /etc/passwd c. /etc/login.defs d. /etc/default/useradd
C
The process of sending print jobs from the print queue to the printer is called . a. spooling b. queuing c. redirecting d. printing
D
When referring to the /etc/rsyslog.conf file, specifies information from a certain area of the system, whereas is the level of importance of that information. a. section, priority b. service, precedents c. process, degree d. facility, priority
D
Which command can be used to alter the primary group associated with a given user temporarily? a. usermod b. chggrp c. gpasswd d. newgrp
D
Along with a listing of user accounts, the /etc/passwd file contains information on account expiry. True or False?
FALSE
UIDs and GIDs are unique to the system and, once used, can never be reused. True or False
FALSE
You can clear a log file simply by redirecting nothing into it. True or False?
TRUE
You can lock a user account by changing the default login shell to an invalid shell in /etc/passwd. True or False?
TRUE