Which of the following technologies allows for the secure exchange of encryption keys within an internal network?

An administrator is tasked with encrypting all Personally Identifiable Information (PII) within a cloud- based database. Which of the following types of encryption will ensure that ONLY this type of information is encrypted while the rest of the database remains unencrypted?

A company is using storage-as-a-service from an IaaS provider for application services. The company has a mandate to protect personal information being stored on the cloud. The service provided includes encryption for in-transit data and requires a security solution for data-at-rest.
Which of the following should be deployed to secure the personal information?

A company is experiencing latency problems connecting to the cloud. Which of the following should an administrator check FIRST?

When the cache receives write data from the hosts, which of the following does the controller send back to the host?