Write a research on some of the tools that may be used by penetration testers or vulnerability assessment professionals.
Here are a couple of sources to help you get started:
https://www.sans.org/
https://community.broadcom.com/symantecenterprise/communities/community-home/librarydocuments/viewdocument?DocumentKey=fc3dee16-9619-46ab-907e-814e70ab4e33&CommunityKey=1ecf5f55-9545-44d6-b0f4-4e4a7f5f5e68&tab=librarydocuments