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Power is cut to a machine and everything in cache and main memory disappears, because both are:

AVertical
BVariable
CVanished
DVolatile
Answer & Solution
Correct answer: D. Volatile
1. These stores depend on a live electrical supply. 2. Nothing survives once that supply stops. 3. They are volatile. _Source: OpenStax Introduction to Computer Science, Chapter 5, Computer Systems Design._
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