Which type of memory is directly accessible by the CPU and retains data temporarily while the system is powered on?
AHard Disk Drive (HDD)
BRead-Only Memory (ROM)
CRandom Access Memory (RAM)
DSolid State Drive (SSD)
Explanation
Random Access Memory (RAM) is primary volatile memory accessed directly by the CPU to read and write active program instructions and data. ROM is non-volatile, while HDDs and SSDs are secondary non-volatile storage devices.
Exam Relevance
- Topic: Computer Hardware & Architecture
- Subtopic: Memory Hierarchy
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