In memory architectures, what does the abbreviation DDR stand for, as seen in DDR4 or DDR5 RAM? MCQ with Answer and Explanation

In memory architectures, what does the abbreviation DDR stand for, as seen in DDR4 or DDR5 RAM?
A. Digital Data Rate
B. Direct Data Register
C. Double Data Rate
D. Dual Data Rate
Answer: Option C
Solution (By JKExamLibrary)
DDR stands for Double Data Rate. It refers to advanced memory transfer techniques that transfer data on both the rising and falling edges of the clock signal.

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Practice More Computer Abbreviations Questions

Question #1
What does the web design abbreviation HTML stand for?
A. Home Text Markup Language
B. Hypermedia Markup Language
C. Hyperlink Markup Language
D. Hypertext Markup Language

Correct Answer: Option D


Explanation:
HTML means Hypertext Markup Language, laying down foundational structure tags for parsing remote web domains.

This question belongs to: Computer Computer Abbreviations
Question #2
Within a CPU, what does the abbreviation ALU explicitly stand for?
A. Algorithm Logical Unit
B. Array Logic Unit
C. Arithmetic Logic Unit
D. Arithmetic Level Unit

Correct Answer: Option C


Explanation:
ALU stands for Arithmetic Logic Unit. It executes all mathematical additions, subtractions, and bitwise boolean computations.

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Question #3
What does the baseline persistent firmware chip acronym ROM expand to?
A. Random Object Memory
B. Real Operational Memory
C. Read Only Memory
D. Run Only Module

Correct Answer: Option C


Explanation:
The non-volatile chip acronym ROM maps directly into Read Only Memory, which retains underlying hardware control scripts cleanly without voltage supplies.

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