With a Type 1 hypervisor, the management software and hardware are tightly tied together and provided by the same vendor on a closed platform. This allows for optimal security, performance, and support. The other answers are all incorrect descriptions of a Type 1 hypervisor.

Explanation
Cryptographic erasure is a secure method to destroy data by destroying the keys that were used to encrypt it.
This method is universally available for volume storage on IaaS and is also extremely quick. Shredding, degaussing, and demagnetizing are all physically destructive methods that would not be permitted within a cloud environment using shared resources.

Explanation
With the entire software platform being controlled by the cloud provider, the standardization of configurations and versioning is done automatically for the cloud customer. This alleviates the customer's need to track upgrades and releases for its own systems and development; instead, the onus is on the cloud provider.
Although licensing is the responsibility of the cloud customer within SaaS, it does not have an impact on compliance requirements. Within SaaS, development and maintenance of the system are solely the responsibility of the cloud provider.

Explanation
Distributed resource scheduling (DRS) is used within all clustered systems as the method for providing high availability, scaling, management, workload distribution, and the balancing of jobs and processes. None of the other choices is the correct term in this case.