John works as a professional Ethical Hacker.

John works as a professional Ethical Hacker. He is assigned a project to test the security of www.we-are-secure.com. John has gained the access to the network of the organization and placed a backdoor in the network. Now, he wants to clear all event logs related to previous hacking attempts. Which of the following tools can John use if we-are-secure.com is using the Windows 2000 server?

Each correct answer represents a complete solution. Choose two.