COMPTIA A+ Practice Exam

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Ace your COMPTIA A+ certification with our practice exam. Engage with a variety of questions including multiple choice and performance-based, complete with hints and detailed explanations. Prepare effectively and boost your confidence for the big day!

Each practice test/flash card set has 50 randomly selected questions from a bank of over 500. You'll get a new set of questions each time!

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RAID stands for what?

Rapid Array of Inexpensive Disks
Redundant Array of Independent Disks
Rapid Array of Independent Disks
Redundant Array of Inexpensive Disks

The correct answer is: Redundant Array of Independent Disks

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.