In Digital Electronics, what does 'EE' in EEPROM stand for?

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RRB JE ECE 22 Apr 2025 Shift 1 CBT 2 Official Paper
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  1. Extended Execution
  2. External Enable
  3. Electrically Erasable
  4. Enhanced Encryption

Answer (Detailed Solution Below)

Option 3 : Electrically Erasable
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The correct answer is Electrically Erasable Programmable Read-Only Memory

Key Points

  • The EEPROM is a form of non-volatile memory where data can be erased and reprogrammed using an electrical charge.
  • Despite being a non-volatile memory, it retains all data even when power is off.
  • Data saved in an EEPROM chip is permanent until the client chooses to remove it.
  • EEPROM is the modern version of EPROM and stores the data used for BIOS.

Additional Information

  • EEPROM has a limited life i.e. the number of times it can be reprogrammed. 
  • There are two types of EEPROM:-:
    • Serial EEPROM 
    • Parallel EEPROM
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