Jack Is Planning to Implement a Fault Tolerant Mechanism on His

Multiple Choice

Jack is planning to implement a fault tolerant mechanism on his company's web server. This is to avoid having to replace a failed drive and restore data without blocking data requests from many of the company's valuable customers. Which of these features should he implement on the web server?

A) Incremental backup
B) RAID 0
C) UPS
D) RAID 1