Which of the following technologies is designed to keep systems uptime running in the event of a disaster?
A . High availability
B . Load balancing
C . Quality of service
D . Caching engines
Answer: A
Explanation:
If a network switch or router stops operating correctly (meaning that a network fault occurs), communication through the network could be disrupted, resulting in a network becoming unavailable to its users. Therefore, network availability, called uptime, is a major design consideration.