CompTIA Linux+ (XK0-004) Free Practice Exam Questions

280 real CompTIA Linux+ (XK0-004) exam questions with answers and AI explanations. CompTIA certification prep — page 7 of 28.

Question 66: A user has connected a Bluetooth mouse to a computer, but it is not working properly. Which of the following commands should the systems administrator use to f…
Question 67: Given that a company's policy states that users cannot install third-party tools on Window servers, which of the following protocols will allow a Linux GUI to…
Question 68: A user requested a USB serial device to be added to a desktop computer. The device has built-in kernel driver support. The administrator tested the device inst…
Question 69: A systems administrator wants to install a new application that requires the newmod kernel module. Which of the following commands should the systems administr…
Question 71: A junior Linux administrator is performing version control on a Git repository. The administrator is given a list of tasks to complete: ✑ List the currently in…
Question 72: An administrator notices the HISTSIZE variable is 50, using the commands below: HISTSIZE=50 - export HISTSIZE The administrator rechecks the HISTSIZE value usi…
Question 73: Due to security policies, a restriction was implemented that forbids direct access to the database server. The junior administrator needs to connect using SSH…
Question 75: An administrator needs to change the IP address on a server remotely. After updating the configuration files, a network restart is needed. However, the adminis…
Question 76: An administrator needs to kill the oldest Bash shell running in the system. Which of the following commands should be issued to accomplish this task?
Question 77: Using which of the following control mode commands is the correct way to substitute all occurrences of /dev/sdc with /dev/sdd while editing a file in vi?