Links to Network info:
http://www.pcrrn.co.uk/course/
http://www.osseo.k12.mn.us/sec/pcsh/intronet/classweb/osi.htm
Some Network Search Terms:
lan (local area network), wan (wide area network), server, client, peer, tcp/ip, routing, switching, addressing, protocols, osi, node, packet, header, frame, dns, subnet, wins, share, ethernet, token ring, token bus, ipx, netbeui, ftp, gopher
(OK, I'll stop)
SQL (Structured Query Language):
Before you learn about SQL, you should learn about databases. SQL is simply a way to get a desired portion of information from a database. You should be able to define the following database related terms: table, field, record, data type, form, query.
SQL Links:
http://sqlcourse.com/
http://www.1keydata.com/sql/sql.html
Did you have anything specific in mind about networks? For example network engineering, network administration, just hook up 2 computers at home, communication theory, network models, programming for networks, website design, etc.