BCDR planning tends to focus so much on the failing over of services in the case of a disaster that recovery back to primary hosting after the disaster is often overlooked. In many instances, this can be just as complex a process as failing over, if not more so. Availability of staff, capacity at the BCDR site, and change management processes are typically integral to BCDR plans and are common components of them.

Explanation/Reference:
Explanation:
The concept of affected users measures the percentage of users who would be impacted by a successful exploit. Scoring ranges from 0, which would impact no users, to 10, which would impact all users. None of the other options provided is the correct term.

The network utilized is not one of the key components of an encryption system architecture. In fact, a network is not even required for encryption systems or the processing and protection of data. The data, software used for the encryption engine itself, and the keys used to implement the encryption are all core components of an encryption system architecture.

Explanation
When we gather information about business requirements, we need to do a complete inventory, receive accurate valuation of assets (usually from the owners of those assets), and assess criticality; this collection of information does not tell us, objectively, how useful an asset is, however.