1. Right Answer: D
Explanation: The activity described is called follow-up actions/retesting. Based on the results of a portion of a penetration test, the penetration testers may be asked to attempt to retest a given component of the network, or the entire network.
2. Right Answer: C,D
Explanation: The increased complexity of attacking an account with MFA and its value in meeting regulatory compliance guidelines make it the best mitigation available for single-factor authentication.
3. Right Answer: C
Explanation: Client acceptance is the formal agreement stating that the testers successfully did the agreed-upon scope of work.
4. Right Answer: C
Explanation: Testing duration is not a post-engagement clean up activity. There are three major post-engagement clean-up activities such as: Removing shells installed on systems Removing all backdoors, services, daemons, rootkits, and tester-created accounts installed during the rest Removing any tools installed during the penetration test These three activities are the starting point. The basic principle that testers should follow when conducting post-engagement clean-up is that they should restore the system to its original, pre-test state.
5. Right Answer: B
Explanation: SQL injection is best combated by the parameterization of user input and queries.