Free CompTIA A+ practice questions

Question 01

A user needs to drive a high-refresh-rate gaming monitor and wants the connector most associated with high bandwidth and features like adaptive sync on PC displays. Which should be used?

Question 02

Which email security feature digitally signs and can encrypt messages using certificates, and may need to be enabled in a mobile mail client?

Question 03

A user reports their smartphone battery drains unusually fast since installing a new app. What is the best first diagnostic step?

Question 04

An inkjet printer prints with horizontal white gaps or missing colors. Which maintenance step should be tried first?

Question 05

A developer needs to test an application across several operating systems on one physical machine. Which technology enables this efficiently?

Question 06

A user cannot get their laptop to output to an external projector even after connecting the HDMI cable. What is the BEST first troubleshooting step?

Question 07

You want to view real-time overall CPU, memory, and disk utilization graphs for a Windows 11 machine. Which Task Manager tab should you open?

Question 08

A laptop intermittently loses its wired connection, and the technician finds the RJ45 connector's retention clip is broken, letting the plug wiggle loose. What is the BEST fix?

Question 09

You want a continuously updating, real-time display of the Linux processes consuming the most CPU. Which command should you run?

Question 10

Toner smears and rubs off the paper easily after a laser print job. What is the MOST likely faulty component?

Question 11

A laptop reports very short battery life and shows a high wear level after years of use. What is the appropriate remedy?

Question 12

A workstation needs four RAM modules for maximum capacity, and the board supports quad-channel memory. What is required to enable quad-channel operation?