Incorrect answer for quiz question in Load Balancing and Failover chapter
I doubt the answer for the below question is wrong.
Which cluster architecture describes horizontal scaling? (Choose One)
Scaling using separate JVMs installed on same application server
Scaling using application server that runs on separate operating systems
Scaling using separate JVMs installed on different application servers
Scaling using application servers running different PRPC versions
I think the correct answer is the second one.