Q
Medium 2 Marks
Computer Studies Computer Memory
What is a disadvantage of virtual memory?
Explanation
Since hard drives are much slower than RAM accessing data from virtual memory reduces system speed. Frequent swapping between RAM and disk (called thrashing) can significantly affect performance.
Reference: Computer Studies Textbook , Page 5
Hint
What happens to speed when the CPU must access data from a slow hard disk instead of fast RAM?
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