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Computer Cooling Systems and Power Management Quiz

#1

Which of the following is NOT a type of computer cooling system?

Vacuum cooling
Explanation

Vacuum cooling is not a type of computer cooling system.

#2

What is the primary purpose of a CPU cooler?

To remove heat from the CPU
Explanation

The primary purpose of a CPU cooler is to remove heat from the CPU.

#3

Which component is responsible for converting alternating current (AC) from the power outlet into direct current (DC) for internal computer components?

Power Supply Unit (PSU)
Explanation

The Power Supply Unit (PSU) is responsible for converting AC from the power outlet into DC for internal computer components.

#4

Which of the following cooling methods utilizes the Peltier effect to transfer heat away from the CPU?

Peltier cooling
Explanation

Peltier cooling utilizes the Peltier effect to transfer heat away from the CPU.

#5

What is the primary purpose of a UPS (Uninterruptible Power Supply) in a computer system?

To provide backup power during outages
Explanation

The primary purpose of a UPS in a computer system is to provide backup power during outages.

#6

Which of the following components is responsible for converting AC power from the wall outlet into DC power for computer components?

Power Supply Unit (PSU)
Explanation

The Power Supply Unit (PSU) is responsible for converting AC power from the wall outlet into DC power for computer components.

#7

Which of the following components is primarily responsible for power management in a computer?

Power Supply Unit (PSU)
Explanation

The Power Supply Unit (PSU) is primarily responsible for power management in a computer.

#8

What is the purpose of BIOS (Basic Input/Output System) in relation to power management?

It manages the booting process of the computer
Explanation

BIOS manages the booting process of the computer in relation to power management.

#9

What is the function of a heat sink in a computer cooling system?

To dissipate heat away from the CPU
Explanation

The function of a heat sink is to dissipate heat away from the CPU in a computer cooling system.

#10

Which of the following is a benefit of using a water cooling system over air cooling?

Better thermal performance
Explanation

Using a water cooling system over air cooling provides better thermal performance.

#11

What is the role of thermal paste in computer cooling systems?

To improve the thermal conductivity between the CPU and heat sink
Explanation

Thermal paste in computer cooling systems improves the thermal conductivity between the CPU and heat sink.

#12

Which of the following cooling methods relies on the principle of convection to dissipate heat?

Fan cooling
Explanation

Fan cooling relies on the principle of convection to dissipate heat.

#13

What is the primary function of a BIOS (Basic Input/Output System) in a computer system?

To control hardware initialization
Explanation

The primary function of a BIOS in a computer system is to control hardware initialization.

#14

Which of the following methods is commonly used for power management in modern computers?

Dynamic voltage scaling
Explanation

Dynamic voltage scaling is commonly used for power management in modern computers.

#15

What is the primary function of a power management unit (PMU) in a computer?

To manage the power consumption of the system
Explanation

The primary function of a power management unit (PMU) in a computer is to manage the power consumption of the system.

#16

What is the purpose of dynamic frequency scaling in power management?

To adjust the CPU clock speed based on workload
Explanation

Dynamic frequency scaling in power management adjusts the CPU clock speed based on workload.

#17

What is the function of a UPS (Uninterruptible Power Supply) in a computer system?

To provide backup power during outages
Explanation

The function of a UPS in a computer system is to provide backup power during outages.

#18

What is the primary purpose of ACPI (Advanced Configuration and Power Interface) in modern computers?

To manage power states and events
Explanation

The primary purpose of ACPI in modern computers is to manage power states and events.

#19

What is the purpose of a CMOS battery in a computer?

To maintain BIOS settings and system time
Explanation

The purpose of a CMOS battery in a computer is to maintain BIOS settings and system time.

#20

Which power management feature enables a computer to power down into a low-power state when inactive?

Sleep
Explanation

The Sleep power management feature enables a computer to power down into a low-power state when inactive.

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