The correct answer is: B. Cluster
A cluster is a group of servers that share work and may be able to back each other up if one server fails. This is done by using a technique called load balancing, which distributes the work evenly among the servers in the cluster. If one server fails, the other servers in the cluster can continue to work without interruption.
A channel bank is a device that combines multiple communication channels into a single channel. This is often used in telecommunications to increase the capacity of a communication line.
A tiger team is a group of experts who are brought together to solve a specific problem. They are often used in the field of information security to investigate and respond to cyberattacks.
Serverless backup is a type of backup that is performed without the need for a dedicated server. This is often done using cloud-based services that can automatically back up data from multiple devices.
A logical unit is a unit of storage that is used by a computer’s operating system. It can be a physical disk, a partition on a disk, or a logical volume.