What is used to provide authentication of the website and can also be used to successfully
authenticate keys used for data encryption?

Which of the following provides the BEST single-factor authentication?

Digital signatures require the sender to “sign” the data by encrypting the data with the sender’s
public key, to then be decrypted by the recipient using the recipient’s private key.
True or false?

What type of fire-suppression system suppresses fire via water that is released from a main valve
to be delivered via a system of dry pipes installed throughout the facilities?

What is a callback system?

Which of the following fire-suppression methods is considered to be the most environmentally
friendly?

Which of the following is a passive attack method used by intruders to determine potential network
vulnerabilities?

What can be used to gather evidence of network attacks?

What is/are used to measure and ensure proper network capacity management and availability of
services? Choose the BEST answer.

What are trojan horse programs? Choose the BEST answer.