Which phenomenon occurs when a program continuously swaps pages between RAM and secondary storage due to inadequate primary memory space? MCQ with Answer and Explanation
Which phenomenon occurs when a program continuously swaps pages between RAM and secondary storage due to inadequate primary memory space?
A. Fragmentation
B. Interleaving
C. Paging
D. Thrashing
Answer: Option D
Solution (By JKSSB Mock Tests)
Thrashing occurs when the operating system spends more time moving system resources between virtual and physical memory than actually executing process instructions.
Explanation:
DRAM (Dynamic RAM) is commonly used as the main memory (system RAM) in computers due to its higher density and lower cost compared to SRAM, although it requires periodic refreshing.
Explanation:
A dual-layer DVD (DVD-9) holds about 8.5 GB (or 7.95 GiB). Single-layer is 4.7 GB. Some double-sided DVDs have more, but standard dual-layer is 8.5 GB.
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