A+1201 Practice Test
Which of the following is the maximum data transfer speed for USB 3.2 Gen 2 devices?
10 Gbps
Which of the following voltages are provided by an ATX power supply? (Select three.)
12 5 3.3
Which of the following motherboard power connectors typically connect directly to the motherboard? (Select two.)
24-pin motherboard power 4-pin CPU power
What is the maximum data transfer speed supported by USB 2.0?
480 Mbps
You are installing a new SATA hard drive in your Windows workstation. Which of the following connectors should you use to connect your hard drive to the motherboard?
7-pin connector
You have a motherboard that uses a 24-pin ATX connector. Which types of power supply could you use with this motherboard? (Select two.)
A power supply with a 24-pin ATX connector only. A power supply with a 20-pin ATX and a +4-pin connector.
A hardware technician is ordering power supply units (PSUs) for the organization's desktop computers. Most PSUs designed for use with desktop PCs are based on which form factor?
ATX
Which of the following will ensure optimal system cooling? (Select three.)
Bundle cables together and secure unused cables to the case. Keep the ambient temperature below 80 degrees F. Leave space between the case and any walls or obstructions.
Which of the following BEST describes a key feature of the DisplayPort interface that is used for connecting video monitors to computers?
DisplayPort can send both video and audio signals over the same cable.
You are troubleshooting a workstation that is experiencing frequent crashes. After identifying the problem and testing your theory, you determine that the issue is caused by outdated graphics card drivers. What should you do next to implement a plan of action to resolve the problem?
Download and install the latest graphics card drivers from the manufacturer's website.
You are building a new computer and have purchased a motherboard that includes four built-in SATA connectors. Which of the following MOST accurately lists the maximum number of SATA devices you can connect to the motherboard using the integrated ports?
Four
A marketing manager needs to connect a laptop to a large wall-mounted LED TV in an auditorium to make a presentation that includes high-resolution video and audio. Which of the following cable types would work BEST for connecting the laptop to the display?
HDMI
Your company relocated you from the United States to their United Kingdom office in London. You brought your personal computer with you, and you are in the process of setting it up. Your computer was previously configured to receive 115 VAC, but the electricity in London uses 230 VAC. Which of the following would allow your computer to run on 230 VAC?
Inspect the power supply unit for a manual voltage switch and move it to 230 VAC. Otherwise, no action is necessary.
An employee submits a support ticket stating that their computer will not turn on. Which of the following troubleshooting steps should you take first? (Select two.)
Make sure that the power cord is plugged into the wall. Make sure that the surge protector is turned on.
A hardware technician installed a new power supply unit (PSU) in a workstation and removed unnecessary power connector cables. What type of PSU did the technician install?
Modular
A company is purchasing new laptops for their graphic artist division. Which of the following display technologies provides better contrast and deeper blacks, resulting in better picture quality?
OLED
Which of the following thermal solutions might you find on memory modules?
Passive heat sink
A user reports that her system is running slowly when saving files. You determine that you'll need to upgrade her hard disk. You identify the components that are required and schedule the repair for later that afternoon. Which of the following steps have you forgotten in your troubleshooting process?
Perform a backup.
You are testing the power supply in a PC system by measuring the voltage on the 12 V rail using a multimeter. The voltage is registering as +10.1 volts. What should you do?
Replace the power supply.
Which interface is primarily used for internal hard drives in modern desktop PC systems?
SATA
Susan works in the research and development department. She recently purchased a large high-speed external drive and has attached the drive to her computer using a USB cable. Her drive requires a minimum data transfer speed of 5 Gbps and needs to have access to 600 mA/15 volts of USB power to function properly. Although the correct drivers are installed, when she plugs her drive into her workstation, the drive is not working. To troubleshoot the problem, she has connected her drive to her coworker's computer, where the drive functions properly. No additional cables are required for this drive. Which of the following is the MOST likely reason that Susan's external hard drive is not working?
Susan has connected her drive to a USB 2.0 port, which does not have the required data transfer speed.
A user reports that he is unable to access data on an external hard drive. You investigate the problem and determine that the USB cable connection to the hard drive is damaged. You replace the cable. Which of the following actions should you take next?
Test the solution.
Your company has just upgraded your laptop computer. After receiving your new computer, you plug your external USB 2.0 hard disk into your new USB 3.0 port. Which of the following is the MOST accurate statement regarding how this device will function?
The device will work but only transfer at USB 2.0 speeds.
What is the primary purpose of the Thunderbolt interface?
To enable high-speed data transfer and support multiple types of connections
What is the primary purpose of escalating an issue during the troubleshooting process?
To involve senior staff or external resources when the problem cannot be resolved at the current level.
What is the primary purpose of a 20+4-pin P1 adapter cable on an ATX power supply unit (PSU)?
To provide compatibility with both 20-pin and 24-pin motherboards
You need to replace the power supply in your home desktop computer. Which of the following specifications are the MOST likely to affect your power supply choice? (Select three.)
Type and number of connectors Output wattage Form factor
Which connector on a computer is used to attach a mouse to a modern computer system?
USB
You are an IT technician for your company. As part of your job, you must manage and support a wide variety of devices. Which of the following is the MOST common interface for peripheral devices?
USB
You have a desktop computer that provides a 250-watt power supply. You recently added a four-disk RAID 10 array to the system, and now it spontaneously shuts down. Which of the following would MOST likely solve this issue?
Upgrade to a power supply that provides more watts.
Which component is responsible for transferring heat from the CPU to the liquid in a liquid cooling system?
Water Block
You have a desktop computer that you want to upgrade. You add several internal and external components. You realize that you need to ensure that your power supply can support these new components. Which of the following power supply ratings BEST describes the rating you would use to determine this?
Watt rating
Which of the following components is most likely to use a Molex power connector?
Case fan or older hard disk drive (HDD)
As an IT technician for your company, you have been notified that the Windows domain does not seem to be functioning properly. Being familiar with domains, you are fairly confident you know what the issue is. But just to be safe, you take the applicable time to gather additional information and to identify what, if anything, has changed. Which of the following is the BEST next step?
Create a hypothesis.
A user reports that their computer is running extremely slow after a recent software update. You identify the problem as insufficient memory (RAM) to handle the new software requirements. After testing your theory and confirming the cause, what should you do next to implement a plan of action?
Install additional RAM in the computer following the manufacturer's installation guide.
