What is the decimal equivalent of hexadecimal FF? MCQ with Answer and Explanation

What is the decimal equivalent of hexadecimal FF?

A. 254

B. 253

C. 256

D. 255

Answer: Option D

FF = 15*16 + 15 = 255.

This question belongs to: Computer Computer Fundamentals

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Question #1 Report Error

Which of the following is a common input device for playing games?

A. Speaker

B. Plotter

C. Printer

D. Joystick

Correct Answer: Option D

Explanation:
A joystick is an input device commonly used for gaming and simulations.

This question belongs to: Computer Computer Fundamentals

Question #2 Report Error

Which of the following is an example of a storage device?

A. Speaker

B. Printer

C. Scanner

D. Hard disk

Correct Answer: Option D

Explanation:
Hard disk is a storage device for permanent data retention.

This question belongs to: Computer Computer Fundamentals

Question #3 Report Error

What is the purpose of a GPU?

A. Graphics processing

B. General processing

C. Memory management

D. Input processing

Correct Answer: Option A

Explanation:
GPU (Graphics Processing Unit) handles rendering of images and video.

This question belongs to: Computer Computer Fundamentals