ISC CCSP Practice Test - Questions Answers, Page 6

The best practice is to totally remove any unneeded services and utilities on a system to prevent any chance of compromise or use. If they are just disabled, it is possible for them to be inadvertently started again at any point, or another exploit could be used to start them again. Removing also negates the need to patch and maintain them going forward.

Although the initial phase is called "create," it can also refer to modification. In essence, any time data is considered "new," it is in the create phase. This can come from data that is newly created, data that is imported into a system and is new to that system, or data that is already present and modified into a new form or value. Modifying the metadata does not change the actual data.

TLS uses the handshake protocol to establish and negotiate the TLS connection, and it uses the record protocol for the secure transmission of data.

With many SaaS implementations, data is not isolated to a particular customer but rather is part of the overall application. When it comes to data destruction, a particular challenge is ensuring that all of a customer's data is completely destroyed while not impacting the data of other customers.

Some regulations may require specific security controls or certifications be used for hosting certain types of data or functions, and in some circumstances they may be requirements that are unable to be met by any cloud provider.

Power distribution units are internal to a data center and supply power to internal components such as racks, appliances, and cooling systems. As such, they are considered an internal redundancy.

Limits are put in place to enforce a maximum on the amount of memory or processing a cloud customer can use. This can be done either on a virtual machine or as a comprehensive whole for a customer, and is meant to ensure that enormous cloud resources cannot be allocated or consumed by a single host or customer to the detriment of other hosts and customers.

The inter-cloud provider is responsible for peering with other cloud services and providers, as well as overseeing and managing federations and federated services.

Federation pertains to authenticating systems between different organizations.