CompTIA XK0-005 Practice Test - Questions Answers, Page 33

A systems administrator is customizing a new Linux server. Which of the following settings for umask would ensure that new files have the default permissions of -rw-r--r--?

An administrator accidentally installed the httpd RPM package along with several dependencies. Which of the following options is the best way for the administrator to revert the package installation?

A Linux administrator is configuring a log collector agent to monitor logs in /var/log/collector. The agent is reporting that it cannot write to the directory. The agent runs as the logger user account. The administrator runs a few commands and reviews the following output:

makefile

Output 1:

drwxr-xr-x. 1 root root 0 Oct 20:13 collector

Output 2:

file: /var/log/collector

owner: root

group: root

user::rwx

group::r-x

mask::rwx

other::r-x

Output 3:

uid=1010(logger) gid=1010(monitor) groups=1010(monitor)

Which of the following is the best way to resolve the issue?

An administrator is running a web server in a container named WEB, but none of the error output is showing. Which of the following should the administrator use to generate the errors on the container?

A Linux systems administrator is working to obtain the installed kernel version of several hundred systems. Which of the following utilities should the administrator use for this task?

A systems administrator identifies multiple processes in a zombie state. Which of the following signals would be best for the administrator to send to the PPID?

A Linux administrator needs to check extended permissions applied to the directory test. Which of the following commands should the administrator use to help with this task?

A DevOps engineer is working on a local copy of a Git repository. The engineer would like to switch from the main branch to the staging branch but notices the staging branch does not exist. Which of the following Git commands should the engineer use to perform this task?

An operations engineer is planning to start a container running a PostgreSQL database. The engineer wants the container to start automatically at system startup, mount the /home/db directory as /var/lib/postgresql inside the container, and expose port 5432 to the OS. Which of the following commands should the engineer run to achieve this task?