a) A software development company wants to implement a digital rights management solution to protect its intellectual property. Which of the following should be the best option to enforce software digital rights? A) Transport encryption B) IPsec C) Non-repudiation D) Public key infrastructure

b) A system administrator is setting up a file transfer server. The goal is to encrypt the user authentication and the files the user is sending using only a user ID and a key pair. Which one of the following methods would best achieve this goal? A) TLS/SSL B) IPSec C) PGP (Pretty Good Privacy) encryption D) SSH - Secure Shell

c) Which of the following describes the relationship between an extranet and a VPN? A) Some extranets are VPNs; some VPNs are extranets. B) Some extranets are VPNs; all VPNs are extranets. C) Extranets and VPNs are the same type of network. D) Extranets are unrelated to VPNs.

d) Which type of VPN would be best for connecting remote office networks to a central office to provide secure and encrypted network communications? A) Remote-Access VPN. B) SSH - Secure Shell. C) Site-to-Site VPN. D) Extranet VPN.