单选题Companycom has plans to deploy a large database solution. Their primary requirement is minimal user access downtime. They are comparing a single server implementation with a two server deployment. What solution would they use to avoid downtime for OS s
题目
单选题
Companycom has plans to deploy a large database solution. Their primary requirement is minimal user access downtime. They are comparing a single server implementation with a two server deployment. What solution would they use to avoid downtime for OS software maintenance?（）
A
Apply OS updates once a year
B
Utilize a GPFS cluster solution
C
Implement a two server deployment with HACMP
D
Install a single server implementation with HACMP failover to a second LPAR