CPU's and Power Supplies
Which of the following is a serial ATA power connector?
...
Which of the following is a derived quantity that you can calculate by multiplying the force of electricity caused by a difference in charge at two locations an the measure of the flow of electrons past a given point?
Electrical Power
You open your PC and look at the CPU. How can you tell if it uses active or passive cooling?
If there is just a heat sink on the CPU then it uses passive cooling. If there is a fan attached to the CPU it uses active cooling
Which cooling system relies on small tubes filled with a small amount of fluid?
Heat Pipes
Which color is typically connected to ground?
Black
Which cooling system uses an electronic component that gets colder when voltage is applied?
Peltier coolers
Which is the formula relating voltage, current, and resistance?
V= I xR
The power requirements of a motherboard are estimated to be which of the following?
30 watts
Which is not a component of a CPU? A.Bus Architecture B.Control Unit C.Execution Unit component? D.Register
A.Bus Architecture
Which of the following components requires the most power?
CPU
What are insulators of electricity?
Ceramics,Gases,Plastics
Which of the following is measured in amps?
Current
A single-core processor has one of what?
Execution Unit
CPU's of the same class are interchangeable. For example, you can replace any Pentium 4 CPU on a motherboard with any other Pentium 4-class CPU. True or False
False
The math coprocessor was the predecessor to which CPU component?
Floating Point Unit, FPU
Which package type has no pins, but uses small raised contacts instead?
LGA
Which processor caching level is the fastest for accessing data?
Level 1
What are conductors of electricity?
Liquids, Metals
Which of the following performance features can overheat the processor?
Overclocking
_________are very small, very fast, memory locations for holding instructions or units of data.
Registers
Which of the following is a force that opposes the flow of DC through a conductor?
Resistance
Which of the following are measured in ohms?
Resistance, Impedance (droppage of voltage)
Before the Pentium CPU was introduced, what was the most common CPU cooling mechanism?
Simple Fan
At a given voltage, current increases as resistance drops. True or False
True
Most current processors have both L1 and L2 caches.
True
Thermal compound is basically a grease-like fluid used between the CPU and it's heat sink or cooling fins. True or False
True