Which architectural feature prevents a user from accidentally installing a DDR4 RAM module into a DDR5 motherboard slot? MCQ with Answer and Explanation
Which architectural feature prevents a user from accidentally installing a DDR4 RAM module into a DDR5 motherboard slot?
A. An automatic software warning beep
B. Magnetic resistance shields
C. A physically offset structural alignment notch
D. Color-coded connector pins
Answer: Option C
Solution (By JKSSB Mock Tests)
Each generation of DDR memory features a physical alignment notch carved into a unique position along the pin edge to prevent incompatible physical installation.
Explanation:
The Instruction Register (IR) is the dedicated high-speed storage location inside the CPU control unit that holds the binary instruction currently undergoing decoding and execution.
Explanation:
Blu-ray discs use a blue-violet laser with a shorter wavelength (405 nm) than the red laser used in DVDs (650 nm), allowing smaller pits and more data per area.
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