MOTHERBOARDS
CPUS AND MEMORY
STORAGE DEVICES
POWER SUPPLIES
EXPANSION AND COOLING
100

What is the main circuit board of a computer called?

Motherboard

100

The CPU is often referred to as the ______ of the computer.

Brain

100

What does SSD stand for?

Solid-State Drive

100

What does a power supply do?

Converts AC power to DC power for components

100

What does the e in PCIe stand for?

Peripheral Component Interconnect Express

200

What is the purpose of the motherboard form factor?

Determines the size, layout, and case compatibility

200

What are the two major desktop CPU manufacturers?

Intel and AMD

200

What is the main difference between an SSD and HDD?

SSD has no moving parts; HDD uses spinning platters

200

What rating measures PSU efficiency?

80 PLUS certification

200

What expansion slot is most commonly used for graphics cards?

PCIe x16

300

What socket type do Intel CPUs typically use?

LGA (Land Grid Array)

300

What is cache memory used for?

Stores frequently accessed instructions close to the CPU for faster access

300

What connector type is used for most modern drives?

SATA

300

What voltages does a PSU typically output?

3.3V, 5V, and 12V

300

What component sits on top of the CPU to help dissipate heat?

Heat sink

400

What are the small slots on the motherboard used for RAM called?

DIMM slots

400

What does “multi-core” mean in a CPU?

Multiple processing units (cores) in a single CPU chip

400

What form of SSD connects directly to the motherboard without cables?

M.2

400

What tool is used to test PSU voltages?

Multimeter or PSU tester

400

What are three causes of overheating in a computer?

Dust buildup, broken fan, poor airflow

500

Name three internal connectors found on most motherboards.

SATA, CPU power, front-panel USB/audio

500

What type of memory is volatile and is cleared when power is off?

RAM (Random Access Memory)

500

What’s one common symptom of a failing hard drive?

Clicking noises, slow loading, or data corruption

500

What’s one sign of a failing PSU?

Random shutdowns, no power, burning smell

500

What direction should airflow generally move through a case?

Front/bottom → back/top