A hardware technician installed a new power supply unit (PSU) in a server and is removing any unnecessary power connector cables from it. What type of PSU did the technician install?

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 manager directs a support technician to plug a device into the communications (COM) port. What port is the manager referring to?

A hardware technician is building a server that will process financial data in real time and wants to use error correcting code (ECC) RAM that will detect and correct errors, if possible. What else will the technician need to include in the server to support the ECC RAM? (Select all that apply.)

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 support technician has removed the case from a PC and sees a component in a square socket. What component has the support tech located?

A hardware technician is calculating the amount of virtual memory in a system. Which of the following will the technician include in the calculation? (Select all that apply.)

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 support technician is connecting an extended integrated drive electronics (IDE) cable to a PC’s motherboard and knows that pin 1 on the cable must match up with pin 1 on the port. How can the tech know where pin 1 is on the cable?

A hardware technician is inspecting the notches on a dual inline memory module (DIMM) edge. What will the notches on the edge connector help the hardware technician determine? (Select all that apply.)

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 support technician is installing a camera that requires the Universal Serial Bus (USB) 3.1 standard. What type of connector is synonymous with USB 3.1?

A hardware technician is ordering power supply units (PSUs) for the organization’s desktop computers. What type of form factor is the technician looking for the PSUs to have?

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 support technician is installing a new hard drive on a new computer. What type of cable connector will the technician plug in to supply power to the drive?

A hardware technician is purchasing mass storage devices and tells the salesperson that they must use flash memory technology. What type of devices will the salesperson show the technician?

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 support technician is installing a PCIe card that will use a combination of system memory and dedicated memory. What type of card is the tech installing?

A hardware technician is purchasing more servers for an organization and needs to ensure the power supply units in the data center have the correct output to support them. What is a power supply unit’s output capability measured as?

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 support technician is working on a motherboard that is 12” x 9.6” and has seven expansion slots. Which form factor is the technician working with?

A hardware technician is reinstalling a heat sink with a central processing unit (CPU). Which of the following steps should the technician take to reinstall the heat sink without damaging the socket? (Select all that apply.)

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? (Select all that apply).

A support technician manages mostly digital displays but has some older computers with video cards that can support both analog and digital monitors. What type of connector is used by these older video cards?

A hardware technician is scanning a computer’s non-volatile storage devices for errors and infections. Which of the following will the technician include in the scanning? (Select all that apply.)

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 support technician needs to connect the USB port on a portable monitor to an HDMI port on a laptop to extend the laptop’s display. What kind of cable will the technician use to accomplish this?

A hardware technician is tearing apart a non-functioning computer to salvage parts and pulls out a memory stick that synchronizes its speed to the motherboard system clock. What type of memory has the technician removed?

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

A support technician needs to install a legacy peripheral component interconnect (PCI) sound card. Which of the following statements about PCI is NOT true?

A hardware technician is upgrading a device with multiple, identical central processing unit (CPU) packages. What class of computer is the technician upgrading?

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

A support technician needs to install an optical disk drive in a tower. How will the technician insert the drive bay?

A hardware technician is working on a new desktop that can send 128 bits of data per transfer rather than 64 bits. What is this referred to as?

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 support technician opened a PC case and observed a small computer system interface (SCSI) connector plugged into the motherboard. What can the technician know to be true about the connector?

A software developer is creating an application that will run multiple parallel threads through the central processing unit (CPU) at the same time to reduce the amount of "idle time" the CPU spends waiting for new instructions to process. What type of process is the developer taking advantage of?

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

A support technician plugged a monitor with a USB C cable connector into a USB C port on the computer, but the monitor would not function. Why would the monitor not work?

A student is learning about computer hardware and the instructor selects them to identify the component that executes program instruction code. How should the student respond?

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

Which of the following statements regarding most connectors and ports is NOT true?

A system engineer is configuring fault tolerance with a configuration that uses a logical striped volume with two mirrored arrays. What redundant array of independent disks is the engineer using?

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

A technician loans a laptop to employees when they go on travel and each time an employee returns the laptop the technician reformats it and reloads the operating system and all the software. After several years of following this process, the laptop is sluggish and often freezes. What is most likely to cause this to happen?

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

An employee is leaving the company and must return any removable storage devices they may have. What devices will the employee most likely return? (Select all that apply.)

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

An engineer is designing a new computer system and wants to provide active cooling to improve airflow and dissipate heat from around the components. What will the engineer use in the system?

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

To mitigate the heat a high-end gaming system will generate, an engineer is using a liquid-based cooling system in the design. Which of the following components are NOT a part of an open-loop, liquid-based cooling system?

An energy company needs to protect trade secrets and wants to ensure that none of its PCs are hijacked by malware. Since there are no shared computers in the organization, what can a technician enable to ensure that will not happen?

Which of the following central processing unit (CPU) architectures implements a system-on-chip (SoC) where all the controllers, including video, sound, networking, and storage, are part of the CPU?

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?