A company has a web-based application that is used by many different departments. The company has experienced some overload of resources on the database server. The network administrator implements a network device in between the servers and the database. Which of the following BEST describes the purpose of this device?
A. Content filtering and network analysis
B. Load balancing and providing high availability
C. Port sniffing and protocol analysis
D. Clustering and NIC teaming
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B and D seem the same. Could someone explain the differences and how this is B?
Clustering is when you have multiple servers running the same services. NIC teaming is when you tie several NIC cards to increase the speed. The question describes the admin implementing a network device between server and database. Only possible answer is load balancing and high availability.