________ ensures individual elements remain together in the same position and stacking order

An agent wants to create fast and efficient cryptographic keys to use with Diffie-Hellman without using prime numbers to generate the keys. Which of the following should be used?

A. Elliptic curve cryptography B. Quantum cryptography C. Public key cryptography D. Symmetric cryptography

Which of the following is not a potential bottleneck for LAN performance?

a. number and speed of hard disks in the server b. amount of memory in the server c. speed of server's CPU d. network interface card e. all of the answers are potential bottlenecks for LAN performance