To access the commands for an application, Microsoft Office 2013 features a(n) ____.

The speed of ________ refers to the time it takes for a router to learn about a change in the network and update its routing tables

A) Convergence B) Spanning C) ISP D) EGP

Two parties wish to exchange encrypted messages using symmetric key cryptography. The parties do not have an out-of-band method for exchanging keys. The parties should use:

a. A stream cipher b. Message digests c. Public key cryptography d. Diffie-Hellman key exchange