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SubjectsComputerComputer FundamentalsChapter 2 — Memory & Storage2.1 Primary Memory — RAM & ROM

Topic 2.1 · Computer · Memory & Storage

Primary Memory — RAM & ROM

Primary Memory — RAM & ROM is studied as part of "Memory & Storage" (Computer Fundamentals) in Computer. Primary and secondary memory, cache, RAM-ROM and storage units are basic and frequently asked.

In the examination context, primary memory — ram & rom carries conceptual questions that test both factual recall and analytical understanding. Revise this topic in sequence with the rest of the chapter so that chronological and thematic links are clear.

Important Facts

RAM
Volatile — temporary memory
ROM
Non-volatile — permanent
Cache
Fast memory between CPU and RAM
1 KB
1024 bytes

Key Points

  • RAM — Volatile — temporary memory
  • ROM — Non-volatile — permanent
  • Cache — Fast memory between CPU and RAM
  • 1 KB — 1024 bytes

Important Names

Jay Forrester—
Exam-Oriented Notes
  • »RAM loses data on power-off; ROM retains it. Storage units: B → KB → MB → GB → TB (1024 each).

Related topics

2.2 Secondary Storage Devices2.3 Cache & Virtual Memory2.4 Storage Units & Measurement
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