TestOut PC Pro 5.1.1 - 3.2.6 Practice Questions

Select the voltages provided by an ATX power supply. (Select three)

1) 3.3 2) 12 3) 5

An employee submitted a support ticket stating that her computer will not turn on. Which of the following troubleshooting steps should you take first? (select two)

1) Make sure the power cord is plugged into the wall. 2) Make sure the surge protector is turned on.

You have a motherboard that uses a 24-pin ATX connector. Which types of power supply could you use with this motherboard?

1) a power supply with a 24 pin ATX connector only 2) a power supply with a 20-pin ATX and a +4-pin connector

Which of the following devices use the 4-pin peripheral (molex) connector? (select two)

1) case fan 2) PATA CD ROM

Which of the following does an ATX power supply perform? (select two)

1) converts AC to DC 2) aids in thermal management

You need to replace the power supply in your home desktop computer. Which of the following specifications are most likely to affect your power supply choice? (select three)

1) form factor 2) output wattage 3) type and number of connectors

You are building a new computer. You want to select a power supply with features that can help you prevent circuit overloads by balancing the current flow. Which of the following is the BEST option for you?

Dual-rail

You are testing the power supply in a PC system by measuring the voltage available on the 4-pin Molex connector. The voltage on the red wire is +5.1 volts. What should you do?

Nothing, the power supply is working normally.

You are servicing a client's computer that has been randomly restarting. You decide to test the power supply using a multimeter. You connect the positive lead to the yellow wire on one of the Molex connectors. ::meter shows 10.24 VDC:: Which action should you take based on the multimeter reading. (shown in the diagram)?

Replace the power supply because it is failing.

Your company relocated you to their United Kingdom office in London. You brought your personal computer with you and are in the process of setting it up. Your computer was previously configured to receive 110 V AC, but the electricity in London uses 230 V AC. Which of the following would allow your computer to run on 230 V AC?

Toggle the voltage switch on the power supply to the different voltage.

You have a desktop computer that uses a 250 Watt power supply. You recently added a 4-disk RAID10 array to the system and now it spontaneously shuts down. Which of the following would MOST likely rectify this issue?

Upgrade to a power supply that provides more watts.

You are building a new computer from both new and used parts. The video card is a PCIe video card that requires an 8-pin power connector. However, your power supply doesn't haven an 8-pin PCIe power connector. Which solution would be the least expensive option for your system?

Use an adapter cable to connect 2 4-pin molex connectors to the 8-pin PCIe connector.

You have a desktop that you want to upgrade. You add several internal components and external components. You realize that you need to ensure that your power supply can support all of the new devices. What should you do?

Watt rating

You need to replace the power supply in your home desktop computer. As you choose the replacement power supply, which of the following specifications are the most likely to affect your choice? (choose three)

form factor processor connector output wattage

Which of the following components converts AC to DC?

power supply