The CPU

Question 1

Clock speed is measured in what?

Answer 1

Hertz

Question 2

What is the frequency or speed of a component?

Answer 2

Clock rate

Question 3

What is the base clock of the motherboard?

Answer 3

Bus speed

Question 4

What type of type of socket accepts CPUs that have pins covering the majority of their underside?

Answer 4

Pin Grid Array (PGA)

Question 5

What type of socket uses lands that protrude out and touch the CPU’s contact points?

Answer 5

Land Grid Array (LGA)

Question 6

Common LGA sockets

Answer 6

LGA775
LGA1155
LGA1156
LGA1366

Question 7

Common AMD sockets

Answer 7

940
AM2
AM2+
AM3
AM3+
FM1
F

Question 8

What is a special high-speed memory that reduces the time the CPU takes to access data?

Answer 8

CPU cache

Question 9

What level of cache is built into the CPU and gives fast access to the most frequently used data?

Answer 9

L1 cache

Question 10

What level of cache serves the CPU with less frequently used data in comparison to L1 but still more frequently used the DRAM data?

Answer 10

L2 cache

Question 11

What level of cache comes on the largest capacity of the three types of cache and has the most latency?

Answer 11

L3 cache

Question 12

What technology enables a single CPU to accept and calculate two independent sets of instructions simultaneously, simulating two CPUs?

Answer 12

Hyperthreading

Question 13

What technology contains two or more actual processor cores in one CPU package?

Answer 13

Multicore CPU

Question 14

What signifies the maximum power that the computer’s cooling system needs to dissipate heat generated by the CPU?

Answer 14

Thermal Design Power (TDP)

Question 15

Which of these is the speed of the CPU?

A. External clock speed
B. DMI transfer rate
C. Internal clock speed
D. Bus speed

Answer 15

C. Internal clock speed

Question 16

Which of the following sockets work within an I7 processor?

A. AM2
B. 1366
C. 940
D. 775

Answer 16

B. 1366

Question 17

Which is the fastest cache memory?

A. L2
B. L3
C. HTTP
D. L1

Answer 17

D. L1

Question 18

What does hyper-threading do?

A. It gives you multiple cores within the CPU.
B. It enables for four simultaneous threads to be processed by one CPU core.
C. It enables for two simultaneous threads to be processed by one CPU core.
D. It is a high-speed connection from the CPU to RAM.

Answer 18

C. It enables for two simultaneous threads to be processed by one CPU core.

Question 19

What seals the tiny gaps between the CPU cap and the heat sink?

A. Thermal jelly
B. Peanut butter and jelly.
C. 3-in-1 house oil
D. Thermal compound

Answer 19

D. Thermal compound

Question 20

What is the amount of power required to cool the computer?

A. FSB
B. TDP
C. MMX
D. TDK

Answer 20

B. TDP

Question 21

Which kind of socket incorporates lands to ensure connectivity to a CPU?

A. PGA
B. Chipset
C. LGA
D. Copper

Answer 21

C. LGA

Question 22

Which of these is a difference between clock speed and bus speed?

A. The clock speed is the external speed of the CPU; it is the same as the bus speed.
B. The clock speed matches the RAM speed.
C. The clock speed is the internal speed of the CPU.
D. The bus speed is the speed of the CPU.

Answer 22

C. The clock speed is the internal speed of the CPU.

Question 23

A customer’s liquid cooled system is intermittently overheating. What are possible reasons for this? (Select the two best answers)

A. Memory is overheating.
B. Air is trapped in the lines.
C. Power supply has failed.
D. Water pump is becoming faulty.
E. Hard drive is getting too much voltage.

Answer 23

B and D. The watercooled system could be caused to overheat due to a faulty water pump and air being trapped in the coolant lines.

Question 24

What is the big four of troubleshooting?

Answer 24

CPU, video card, RAM, and motherboard.

Question 25

When troubleshooting the CPU make sure to:

Answer 25

First check all connections and then make sure the fan, heat sink, and CPU are secure and installed properly.

Question 26

When deciding on a CPU for use with a specific motherboard what does it need to be compatible with? A. Case B. Socket C. Wattage Range D. PCI slots

Answer 26

B. Socket

Question 27

You are trouble shooting a CPU and have already cut power, disconnected the power cable, opened the case, and put on your antistatic strap. What should you do next? A. Check the BIOS. B. Check connections. C. Remove the CPU. D. Test the motherboard with a multimeter.

Answer 27

B. Check connections

Question 28

You have installed the CPU and heat sink/fan assembly. What should you do next? A. Apply thermal compound. B. Boot the computer. C. Plug in the fan. D. Replace the BIOS jumper shunt.

Answer 28

C. Plug in the fan

Question 29

What is a possible symptom of a failing CPU? A. CPU is beyond the recommended voltage range. B. Computer won't boot. C. The BIOS reports low temperatures within the case. D. Spyware is installed into the browser.

Answer 29

A. CPU is beyond the recommended voltage range.

Question 30

You just completed a CPU installation. However, when you turn on the computer, the POST sounds a series of beeps, and the system won't boot. What is the most likely cause? A. The mouse is not plugged in. B. The operating system is corrupted. C. The CPU is not properly seated. D. The fan is running too fast.

Answer 30

C. The CPU is not properly seated.