CompTIA A+ Core 1 (220-1201)HardwareHard

A technician is evaluating memory modules for a new server build that requires enhanced data integrity. Which type of RAM is specifically designed to detect and correct common memory errors, making it ideal for critical server applications?

  1. ASODIMM
  2. BECC RAM
  3. CNon-ECC RAM
  4. DDDR5 DIMM
Show answer & explanation

Correct answer: B. ECC RAM

ECC (Error-Correcting Code) RAM is specifically designed for servers and workstations where data integrity is paramount. It includes extra bits that allow it to detect and correct single-bit memory errors, preventing system crashes and data corruption that could occur with standard (non-ECC) RAM. While DDR5 is a generation of RAM, and SODIMM is a form factor, ECC refers to a critical feature for reliability.

Why the other options are wrong

  • A. SODIMM (Small Outline Dual In-line Memory Module) is a form factor for laptops and compact devices, not a feature related to error correction.
  • C. Non-ECC RAM lacks the error detection and correction capabilities of ECC RAM, making it unsuitable for critical server applications where data integrity is paramount.
  • D. DDR5 DIMM refers to the generation and form factor of the RAM, but it doesn't inherently imply error correction. DDR5 can be ECC or non-ECC.

ECC RAM

Error-Correcting Code (ECC) RAM is a type of computer memory that can detect and correct the most common kinds of internal data corruption.

  • Crucial for servers and workstations requiring high data integrity and uptime.
  • Uses parity bits and algorithms to identify and fix errors.
  • Requires a motherboard and CPU that support ECC memory.

Memory trick: Memory Integrity Ensures Critical Computing.

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