A technician is troubleshooting a failed redundant array of independent disks (RAID) configuration and is unable to access the RAID configuration utility. What does this indicate?

A technician started a PC and, when the vendor’s logo came up, pressed the F10 key. What is the technician doing?

A technician is troubleshooting a projector that keeps randomly shutting down. What is the most likely cause?

A technician is troubleshooting a computer that will not turn on. The technician has verified that the wall socket and devices leading to the computer are working correctly. What could remain as an issue? ​ ​ (a)   ​ ​ ​ (b)  

A network technician wants all PCs on the network to go to a server to get their boot settings. What boot option in system settings will the technician configure on the PCs?

A desktop technician just fixed an issue where a computer would not connect to a network and verified the computer is communicating with the network again. What should the technician do now that will help with future troubleshooting efforts?

A technician is implementing a feature that will compare hashes of key system state data during the boot process to ensure that nobody has tampered with the system firmware, boot loader, and OS kernel. What feature is this?

A desktop technician has responded to a user whose computer is running slow. The user claims they did not do anything that would cause the computer to run slow. What should the technician do to try to determine the probable cause of the problem? (Select all that apply.)

A technician is troubleshooting an issue with a computer. Although the computer is on the network, the server will not authenticate a user. What kind of problem does this indicate?

A desktop technician was troubleshooting a computer that would not connect to the network and suspected that the network interface card (NIC) was not working. However, when the technician tested the NIC, it was working. What will the technician do next?

A hardware technician is following CompTIA’s A+ troubleshooting model for diagnosing a monitor with a squiggly screen. The technician suspects the monitor screen is squiggly because it is located directly under a fluorescent light. What is the next step the technician should take?

A technician is upgrading the system firmware on a PC. Which of the following is the technician upgrading? (Select all that apply.)

Every time a user attempts to save a file, the computer shows an error that reads, "Cannot read from the source disk." What kind of issue does this indicate?

A technician retrieved a computer from storage, powered it on, and shortly began to notice a burning smell. What does this indicate?

A technician is troubleshooting a video display that is fuzzy. What has caused this?

An energy company is strengthening its defenses and wants to look for methods that successfully protect trade secrets by ensuring none of its company computing assets are hijacked by malware. To assist in safeguarding the sensitive information, what can the technician enable to ensure this will not happen?

A desktop technician determined that a computer could not connect to the network because the network drop was not working. What possibilities are open to the technician for getting the computer back on the network? (Select all that apply.)

A technician must determine why a computer is overheating. Which of the following may be the cause? (Select all that apply.)

A user started a brand-new Windows computer and received a “boot device not found” error. When the technician inspects it, what will they suspect the problem is?

A technician started up a computer and the power-on self-test (POST) issued a short beep. What does this indicate?