Exam 10: Power Supplies

A PC doesn't work.What should you check first?

____________________ current allows electrons to flow in one direction around continuous circuits.

How do fuses provide basic protection from overflow of electricity?

What is the function of the power supply?

Power supplies come with a standard ____ for the motherboard and interior devices.

Ideally,rails should be independent and not __________ from each other.

The ____ power supply has a 24-pin main motherboard that resembles a 20-pin P1 connector.

Why are modern power supplies better for computers that have many devices to connect for power?

The pressure of electrons in a wire is called ____________________.

The ____________________ provides basic cooling for the PC.

Molex connectors are used for ____ power.

The V ~ sign stands for ____________________ current.

Describe the Mini-ATX and micro-ATX power-supply form factors.

What is an electron?

The ____________________ motherboard power connector is backward compatible with the older 20-pin connector so that users don't have to buy a new motherboard if they use an ATX12V 2.0 power supply.

The 3.5-inch floppy drive uses the ____ connector.

____________________ assist in maintaining proper airflow and keeping the dust and smoke out of the case.

Most case fans have standard ____ connectors that are easy to plug in.

A (n)____________________ is inserted between the power supply and the outlet to protect the system from power surges.

The notches in the Molex connector that guide installation are called ____.