What is the contention method used with 802.11?

Which function is not a part of a single instance deployment?

A) Searching B) Parsing C) Clustering D) Indexing

In WEP, the ____ is a cyclic redundancy check (CRC) value calculated with a checksum based on the contents of the text.

A. initialization vector (IV) B. pseudo-random number generator (PRNG) C. integrity check value (ICV) D. RC4