linux+ Ch.10 HW

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

UIDs and GIDs are unique to the system and once used can never be reused. True or False?

false

​Along with a listing of user accounts, the /etc/passwd file also contains information on account expiry. True or False?

false

What is the name of the utility used to rotate log files?

logrotate** jetpack syslog logbackup

Which command can be used to send a print job to the default printer named Printer1? (Choose all that apply.)

lp Printer1 file lp -d Printer1 file** lp -m Printer1 file lp file**

Which command can be used to alter the primary group associated with a given user temporarily?

newgrp** usermod chggrp gpasswd

​Which command would you use to unlock a user account?

open username useradd -U username usermod -U username** unlock username

​The process of sending print jobs from the print queue to the printer is called?

redirecting printing** queuing spooling

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

section, priority process, degree service, precedents facility, priority**

Most log files on the system are found in which directory?

/etc/logfiles /var/log** /dev/log /etc/log

Which file contains default information such as UID and GID ranges and minimum password length to be used at user creation?

/etc/login.defs** /etc/default/useradd /etc/skel /etc/passwd

​What is the name of the file that contains a listing of all users on the system and their home directories?

/etc/password /etc/users /etc/shadow /etc/passwd**

What is the name used to describe a user providing a user name and password to log in to a system?

authentication** validation login authorization

What command can you use to view journald log entries on a system that uses Systemd?

catlog less syslog journalctl**

​You can clear a log file simply by redirecting nothing in to 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

Which command is used to delete a user account?

userdel username** del username usermaod -d username rm username

Which command can you use to lock a user account?

usermod -L username** useradd -L username secure username lock username

​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?

​cancel -u Printer1-17 Printer1-21 ​cancel Printer1-17 Printer1-21** ​cancel -a Printer1-17 Printer1-21 cancel 17 21

When a printer is disabled, ________.

​the print queue redirects all print jobs sent to it to /dev/null ​the print queue does accept jobs into the print queue and holds them there until the printer is enabled again** ​the printer appears as off-line when a lp request is sent ​the print queue does not accept jobs and sends a message to the user noting that the printer is unavailable

When a printer is rejecting requests,____________.

​the print queue redirects all print jobs sent to it to /dev/null ​the printer appears as off-line when a lp request is sent ​the print queue does accept jobs into the print queue and holds them there until the printer is accepting requests again ​the print queue does not accept jobs and sends a message to the user noting that the printer is unavailable**


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