What does the 'D' in DRAM stand for?

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RRB JE ECE 22 Apr 2025 Shift 2 CBT 2 Official Paper
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  1. Dynamic
  2. Direct
  3. Data
  4. Digital

Answer (Detailed Solution Below)

Option 1 : Dynamic
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The correct answer is Dynamic Random Access Memory.

Key Points

  • DRAM stands for Dynamic Random Access Memory.
  • DRAM is a type of memory that is used in computers and other devices to store data dynamically.
    •  It requires periodic refreshing of the data to retain the information stored in it.
  • DRAM is widely used as the main memory in computers because of its cost-effectiveness and ability to store large amounts of data.
  • It is characterized by its need for constant power supply to maintain the stored data.

Additional Information

  • DRAM is different from SRAM (Static Random Access Memory) which does not need to be periodically refreshed and is faster but more expensive.
  • Memory in computing refers to the processes used to acquire, store, retain, and later retrieve information.
  • In computing, memory is a device or system used to store information for immediate use in a computer or related computer hardware and digital electronic devices.
  • The term memory is often synonymous with the term primary storage or main memory.
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