Primary and Secondary Memory are two types of computer memory. Primary Memory is directly accessible by the CPU, while Secondary Memory is not. This article will discuss the differences between these two types of memory in detail.
About Difference Between Primary And Secondary Memory
| Primary Memory | Secondary Memory |
|---|---|
| Volatile | Non-volatile |
| High speed access | Slower than primary memory |
| Small capacity | Large capacity |
| Expensive | Cheaper than primary memory |
| Data is lost when power is off | Data stored even after power off |
| Used by CPU to execute instructions | Used for storing data and programs |
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