COMPTIA A+ Practice Exam

RAID stands for Redundant Array of Independent Disks. This terminology highlights the primary purpose of RAID, which is to provide reliability and performance improvements for data storage. The "Redundant" aspect refers to the duplication of data across multiple disks, ensuring that in case of a disk failure, data is not lost and can be recovered from other disks within the array. The term "Independent" underscores the idea that each disk operates independently yet can work together to enhance data integrity and performance.

This concept is fundamental in data storage solutions where uptime and data security are critical. By using multiple disks to store data redundantly, RAID configurations can offer various levels of performance enhancements and fault tolerance, significant for servers and essential data storage systems. Understanding this standard is crucial for IT professionals, particularly in configurations of storage systems where data integrity and reliability are vital.