How does fault tolerance provide continuous availability?
A.
By providing the availability required by most applications running in virtual machines,
independent of the operating system and application running in it.
B.
By using a feature called Changed Block Tracking (CBT), which backs up content.
C.
By creating and maintaining a secondary virtual machine that is identical to primary
machine.
D.
By using the host as the medium to provide asynchronous replication of datastores.
C is correct
A false cause it refer to applications that is inside of the vm
B false Changed Block Tracking (CBT) is a VMware feature that helps perform incremental backups. VMware Data Recovery uses this technology and so can developers of backup and recovery software.
D false it is not asynchronous and it sync disk,ram and any I/O data
C