ITEv7 Chap01 - 07 Final Exam Review

What is the purpose for a power supply?

• Convert AC to DC to provide power to electronic components.

• Convert DC to AC to provide power to electronic components.

• Provide a place for the technician to plug in power cord.

• Allow a the power user to switch between 230v and 480v power systems.

How to determine which power supply to purchase?

• Make sure PS has 25% more wattage than needed for components selected.

• Make sure PS has 10% more wattage than needed for components selected.

• Make sure PS has 25% more voltage than needed for components selected.

• Make sure PS has enough wattage than needed for components selected.

Computer ATX power supplies deliver the following voltages: (Choose 3)

• +-12V

• +-5V

• +3.3V

• +-10V

• +-13v

What factor should be considered when selecting a new video adapter?

• The new adapter card must match the motherboard expansion slot type.

• The adapter card needs to have a proper power supply.

• The adapter card must be an AGP when video is involved.

• The adapter card can only be a PCIe X16 card.

Motherboard chipsets control the following: (Choose Two)

• How much memory can be added

• How the hardware interacts with the CPU and motherboard.

• How many expansion slots the board has.

• How many storage devices can be connected.

What is this power connector for an ATX power supply?

• Molex

• Berg

• SATA

• PATA

What is this power connector for an ATX power supply?

• Molex

• Berg

• SATA

• PATA

What is this power connector for an ATX power supply?

• Molex

• Berg

• Auxiliary CPU

• Main Power

What is this power connector for an ATX power supply?

• Main Power

• Auxiliary Power

• SATA

• PATA

What is this power connector for an ATX power supply?

• Main Power

• SATA

• PCIe

• PATA