A+ Certification Review
If you do not receive an SDS with a product, where can you obtain one besides directly from the manufacturer?
The Internet
While manning the help desk, you get a call from Sharon in accounting. She's lost a file that she knows she saved to her hard drive. Which of the following statements would direct Sharon to open her Documents folder in the most efficient and professional manner?
"Sharon, a lot of programs save files to a default folder, often to a folder called Documents. Let's look there first. Click the Start button, left-click File Explorer, and move the mouse until the cursor hovers over Documents. Click the left mouse button, and tell me what you see when Documents opens."
Which of the following interfaces would be used for connecting wireless headphones to a laptop?
Bluetooth
What component generally requires a heat sink and fan to keep it from overheating?
CPU
Bill just installed new printer drivers into Roland's computer for the big, networked laser printer and verified that everything works. Using the troubleshooting methodology, how should Bill complete the service call?
Document that he installed new printer drivers.
Which component in a PC is responsible for updating the image on the monitor?
GPU
James is going to store his laptop in a locker for at least a week, and he wants to save his desktop state, including all open applications and files, so they will be just as he left them when the PC wakes up again. Which low-power mode should he use?
Hibernation
What technology enables a single-core CPU to appear as two CPUs?
Hyper-threading
Cindy plans to install a video card she pulled out of one computer into another computer. Where should she store the card until she's ready to do the installation?
In an antistatic bag
If you use an antistatic wrist strap with a clip, where do you attach the clip?
Into the back of the power supply
John installed a new CPU. When he boots the system, it comes up for a few seconds and then shuts down. What could be the problem?
John forgot to plug in the fan, and the CPU is overheating.
What capability are you enabling when you attach an RJ-45 plug to a PC?
Network
Steve in Accounting was rearranging his cubicle and knocked his new monitor off the side of the desk, breaking the frame and cracking the screen. As the tech on site, what should you do?
Prepare an incident report to send to your supervisor.
Tom has attached an external monitor to his Windows 11 laptop, but the same desktop image appears on both screens. How can he extend the display so each monitor can show different content?
Right-click the desktop and click Display Settings, and then click Extend These Displays.
Which of the following RAM form factors would you most commonly find in a laptop computer?
SO-DIMM
Which of these is a symptom of faulty RAM?
System won't boot, and you hear a loud, continuously repeating beep.
Marvin is on the scene of a dead PC. He's analyzed the problem and suspects that a dead power supply is the cause. What should he do next?
Test his theory by using a known-good power supply from his FRUs.
What should be placed between the processor and the heat sink or cooling element?
Thermal compound/paste
Jane wants to buy a laptop for gaming, so it's important that it have excellent response time. Which type of LCD screen should she consider?
Twisted Nematic (TN)
What type of fire extinguisher should you use to put out a PC fire?
Type C
Where can you find the latest version of the CompTIA A+ certification exam objectives?
www.comptia.org
Which of the following connections supports both audio and video streams?
HDMI
April's laptop does not have all the ports she needs, so she has purchased a port replicator (dock) that contains multiple display ports, an RJ-45 port, and several USB ports. Which interface does such a dock probably require her PC to have to connect it?
Thunderbolt 3
On a PC, what type of plug would fit in a USB 3.0 (USB 3.2 Gen 1) port?
USB-A
Which of these connectors is physically compatible with a Thunderbolt 3 port on a PC?
USB-C
