What does the acronym MROM represent in early chip-manufacturing processes? MCQ with Answer and Explanation

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What does the acronym MROM represent in early chip-manufacturing processes?

A. Masked Read-Only Memory

B. Macro Read-Only Memory

C. Modified Read-Only Memory

D. Magnetic Read-Only Memory

Answer: Option A

Solution (By JKSSB Mock Tests)

MROM stands for Masked Read-Only Memory. It is permanently coded at the time of factory fabrication through photolithographic masks.

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What does the abbreviation VRAM stand for in high-performance computer graphics systems?

A. Video Random Access Memory

B. Virtual Random Access Memory

C. Vector Random Access Memory

D. Volatile Random Access Memory

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Correct Answer: Option A

Explanation:
VRAM stands for Video Random Access Memory. It functions as dedicated frame-buffer memory used exclusively by modern graphics processing chips.

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Question #2

In computer architectures, what does NVRAM stand for?

A. Network Volatile Random Access Memory

B. Native Variable Random Access Memory

C. Non-Volatile Random Access Memory

D. Node Vector Random Access Memory

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Correct Answer: Option C

Explanation:
NVRAM stands for Non-Volatile Random Access Memory. It is a type of random-access memory that retains its saved data regardless of whether the power is turned on or off.

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Question #3

What does the mobile interface screen acronym AMOLED stand for?

A. Active-Matrix Organic Light-Emitting Diode

B. Automated-Matrix Organic Light-Emitting Diode

C. Advanced-Matrix Organic Light-Emitting Diode

D. Array-Matrix Organic Light-Emitting Diode

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Correct Answer: Option A

Explanation:
AMOLED stands for Active-Matrix Organic Light-Emitting Diode, combining thin-film transistor wiring to control pixel color nodes individually.

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