Free CompTIA A+ 220-1101 Practice Question

ECC memory differs from non-ECC and parity memory in its capability to detect and correct multiple-bit errors within the same word of data. Non-ECC memory lacks error detection and correction capabilities, whereas parity memory can only detect single-bit errors and cannot correct them. ECC memory provides both detection and correction, making it indispensable in systems where data accuracy is paramount. This nuanced understanding is critical for identifying the appropriate memory type in scenarios demanding high reliability.