What manages power states in hardware? MCQ with Answer and Explanation

What manages power states in hardware?

A. Printer driver

B. BIOS only

C. OS only

D. ACPI

Answer: Option D

Advanced Configuration and Power Interface.

This question belongs to: Computer Computer Hardware

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Question #1 Report Error

Which input device can replace a mouse in laptops?

A. Trackball external

B. All

C. Joystick

D. Touchpad

Correct Answer: Option B

Explanation:
Multiple options available.

This question belongs to: Computer Computer Hardware

Question #2 Report Error

What is the role of Northbridge chipset?

A. Manages power supply

B. Handles slow peripherals

C. Audio processing

D. Connects CPU to RAM and graphics

Correct Answer: Option D

Explanation:
Northbridge handles high-speed components.

This question belongs to: Computer Computer Hardware

Question #3 Report Error

What is the main advantage of SSD over HDD?

A. Faster data access and no moving parts

B. Lower cost per GB

C. Easier repair

D. Higher storage capacity

Correct Answer: Option A

Explanation:
SSDs are faster and more durable due to lack of mechanical parts.

This question belongs to: Computer Computer Hardware