Posts

Showing posts with the label Computer Memory?

💾 Computer Memory

Image
  💾 Computer Memory-Definition and Types Definition: Computer memory is the part of a computer that is used to store data and instructions temporarily or permanently. It allows the CPU to quickly access data needed for processing. Memory is essential for the smooth operation of any computer system and is generally divided into primary and secondary types. 🧠 Types of Computer Memory: 1. Primary Memory (Main Memory) Directly accessible by the CPU. Fast but limited in size. Volatile (data is lost when power is off). Types: RAM (Random Access Memory)—Temporarily  holds data being used. ROM (Read Only Memory)—Stores  permanent instructions (e.g., boot process). 2. Secondary Memory (Storage) Used for long-term data storage. Non-volatile (data is retained after power off). Slower than primary memory. Examples: Hard Disk Drives (HDD) Solid State Drives (SSD) CDs/DVDs USB Flash Drives 3. Cache Memory Very small, high-...