Which of the following should be used to ensure each new server is being properly utilized?

exams 220-1101 V1 220-1101 exam 0 Comments

An online retailer would like to add capacity to support increased sales. Additional servers have been installed .

Which of the following should be used to ensure each new server is being properly utilized?
A . Virtualization
B. Clustering
C. Load balancer
D. Round-robin DNS

Answer: A