A consultant is configuring a vulnerability scanner for a large, global organization in multiple countries. The consultant will be using a service account to scan systems with administrative privileges on a weekly basis, but there is a concern that hackers could gain access to account to the account and pivot through the global network. Which of the following would be BEST to help mitigate this concern?

To reduce costs and overhead, an organization wants to move from an on-premises email solution to a cloud-based email solution. At this time, no other services will be moving. Which of the following cloud models would BEST meet the needs of the organization?

Which of the following BEST describes the MFA attribute that requires a callback on a predefined landline?

When used at the design stage, which of the following improves the efficiency, accuracy, and speed of a database?

Which of the following technical controls is BEST suited for the detection and prevention of buffer overflows on hosts?