JKSSB Written 2022
Answer & Explanation
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Correct Answer:
Option C —
expansion board
Common Types of Expansion BoardsGraphics Cards (GPU): Enhances the computer's ability to render images, video, and 3D graphics.
Sound Cards: Improves audio processing and provides high-quality input/output for speakers and microphones.
RAM Modules: While often referred to separately, memory expansion cards can increase the system's volatile memory.
Storage Controllers: Adds ports for additional hard drives or high-speed SSDs (like NVMe expansion cards).
Why the other options are incorrect:
Why the other options are incorrect:
A) Writing tablet: An external input device (peripheral) used by artists or for digital signatures; it is not a board installed inside the computer.
B) Keyboard: A standard external input device used for typing.
D) NIC controller: A Network Interface Card (NIC) is actually a type of expansion board (or built-in chip). While it improves connectivity, the term "expansion board" is the broader, more accurate category for any board used to "enhance capabilities" as described in the question.
Answer verified by Quintessence Classes faculty — Karan Nagar, Srinagar.