You replace an internal drive that is only used to backup data on a computer. Before you install the case cover, you power on the computer and observe the disk drive lights are not blinking. You suspect it may not be receiving power, but cannot find the power supply tester. How can you quickly verify whether power is being supplied to the disk drive?

• Use a POST card

• Replace the power supply

• Run diagnostic software once the OS loads

• Use a multimeter

Answer explanation

 

A technician is building a custom gaming computer for a customer. In what order should the technician install the main components?

• power supply, drives, motherboard, cards

• drives, motherboard, cards, power supply

• motherboard, cards, power supply, drives

• mother board, power supply, drives, and cards

An employee informs the help desk the laptop they are using cannot update the login credentials when they plug it in to the company's wired network. Wireless connectivity is fine, but the login credentials cannot be updated using Wi-Fi. What is a possible action the help desk could take to troubleshoot the problem? (a)  

• Replace the network card
• Ping the loopback address
• Use a loopback plug
• Use a USB to RJ-45 dongle

Alexa is asked to upgrade the memory on a desktop computer. Which component will she replace? (a)  

• SO-DIMM
• SSD
• Flash memory
• DIMM

You suspect your computer is overheating because your system sometimes restarts or turns off by itself. At other times the 32 inch monitor turns blue, and the system remains unresponsive until you manually restart it. What relatively quick measure can you take to try to fix the problem?

• Remove the existing CPU and install a new one

• Replace the fan and heat sink assembly on the CPU

• Use a can of compressed air to blow out the dust

• Move the laptop to a temperature controlled environment

Which statement best describe when you would need to use a Thunderbolt 3 port as opposed to a DisplayPort or an HDMI port?

• When you need to transmit a digital and analog video signal on the same port and cable

• When you need to transmit video, audio, data, and power on the same port and cable

• When the system is missing a DVI and/or VGA port to transmit video and audio signals

• When you do not have a DVI to VGA adapter to convert digital signals to an analog format

The original P1 connector had 20 pins, why did the development of PCIe induce the adoption of a 24-pin P1 connector?

• PCIe slots are faster than the previous generation and requires more power

• The four new PCIe slots each require one extra pin on the P1 connector

• To provide an additional 12 volts to the PCIe slots required by graphics cards

• ATX specification 1.1 supports PCIe and calls for additional power requirements

Your company sells hundreds of large storage disk arrays every year that can be configured locally using a dedicated laptop. You travel between many customer sites providing maintenance and support to these laptops. It is your responsibility to ensure you have the necessary FRUs as you travel from site to site. At the very least, what type of FRUs will you keep on-hand?

• DIMMs, monitor, keyboard, mouse, and wireless card

• Port replicator, webcam, headphones, network cable

• P1 connectors, SATA cables, video card, and a multimeter

• Memory modules, hard drives, keyboards, and wireless card

Maria has a laptop with a motherboard that is beyond repair. She comes to your computer repair shop and requests that you replace the motherboard. What are two of the most likely responses you will give her?

• Buy a new laptop because replacing it will be more cost-effective than repairing it.

• You thank them for their business, tell them how much it will cost, and how long it will take.

• You assure the customer it is not the system board because they seldom go bad; you will troubleshoot and fix it.

• Your shop has made a conscious decision not to replace motherboards on laptops.

• It will take a long time because laptop motherboards are not typically in stock.

A technician has determined that a laptop keyboard will need to be removed in order to replace the laptop's CPU cooling fan.

Which of the following steps will most likely be required before the technician can remove the keyboard from the laptop? (Select two.)

• The keyboard backlight will need to be toggled off by using the appropriate Fn keys.

  And another paragraph on the answer.

• The keyboard cable(s) will need to be disconnected from the ZIF socket(s).

• The keyboard cable will need to be disconnected from the mini-PCIe slot.

• The keyboard bezel will need to be removed.

• The technician will need to remove the display assembly and system board.