#1
Which of the following is NOT a type of computer cooling system?
Liquid cooling
Fan cooling
Thermal paste cooling
Vacuum cooling
#2
What is the primary purpose of a CPU cooler?
To increase the CPU speed
To reduce the size of the CPU
To remove heat from the CPU
To increase the power consumption of the CPU
#3
Which component is responsible for converting alternating current (AC) from the power outlet into direct current (DC) for internal computer components?
Central Processing Unit (CPU)
Random Access Memory (RAM)
Power Supply Unit (PSU)
Motherboard
#4
Which of the following cooling methods utilizes the Peltier effect to transfer heat away from the CPU?
Liquid cooling
Fan cooling
Thermal paste cooling
Peltier cooling
#5
What is the primary purpose of a UPS (Uninterruptible Power Supply) in a computer system?
To regulate voltage fluctuations
To provide backup power during outages
To control the fan speed
To optimize RAM performance
#6
Which of the following components is responsible for converting AC power from the wall outlet into DC power for computer components?
Central Processing Unit (CPU)
Random Access Memory (RAM)
Power Supply Unit (PSU)
Motherboard
#7
Which of the following components is primarily responsible for power management in a computer?
Central Processing Unit (CPU)
Power Supply Unit (PSU)
Random Access Memory (RAM)
Motherboard
#8
What is the purpose of BIOS (Basic Input/Output System) in relation to power management?
It regulates the temperature of the CPU
It controls the amount of power supplied to peripherals
It manages the booting process of the computer
It monitors the power consumption of the RAM
#9
What is the function of a heat sink in a computer cooling system?
To store heat generated by the CPU
To absorb heat from the surrounding environment
To dissipate heat away from the CPU
To increase the CPU temperature
#10
Which of the following is a benefit of using a water cooling system over air cooling?
Higher cost-effectiveness
Increased noise level
Lower cooling efficiency
Better thermal performance
#11
What is the role of thermal paste in computer cooling systems?
To increase the size of the heat sink
To improve the thermal conductivity between the CPU and heat sink
To decrease the power consumption of the CPU
To regulate the fan speed
#12
Which of the following cooling methods relies on the principle of convection to dissipate heat?
Liquid cooling
Thermal paste cooling
Fan cooling
Peltier cooling
#13
What is the primary function of a BIOS (Basic Input/Output System) in a computer system?
To manage power consumption
To control hardware initialization
To regulate CPU temperature
To optimize RAM performance
#14
Which of the following methods is commonly used for power management in modern computers?
Dynamic voltage scaling
Static voltage scaling
Constant voltage scaling
Voltage bypassing
#15
What is the primary function of a power management unit (PMU) in a computer?
To regulate the voltage of the CPU
To control the flow of data between components
To manage the power consumption of the system
To monitor the temperature of the motherboard
#16
What is the purpose of dynamic frequency scaling in power management?
To maintain a constant voltage level
To adjust the CPU clock speed based on workload
To increase the number of processor cores
To decrease the size of the cache memory
#17
What is the function of a UPS (Uninterruptible Power Supply) in a computer system?
To regulate the CPU temperature
To provide backup power during outages
To manage the power consumption of peripherals
To control the fan speed
#18
What is the primary purpose of ACPI (Advanced Configuration and Power Interface) in modern computers?
To regulate the CPU clock speed
To manage power states and events
To control the size of the cache memory
To monitor the voltage of the RAM
#19
What is the purpose of a CMOS battery in a computer?
To regulate the voltage of the CPU
To maintain BIOS settings and system time
To manage power consumption
To control fan speed
#20
Which power management feature enables a computer to power down into a low-power state when inactive?
Hibernate
Sleep
Standby
Restart