Table
A collection of computer data that is organized, defined and stored as rows and columns. In non-relational systems

TCP/IP
Transmission Control Protocol/Internet Protocol. A compilation of network and transport level protocols that allow a computer to speak the same language as other computers on the Internet and/or other network.

Timestamp
An extension of the DATE datatype that can store date and time data (including fractional seconds).

Top Level Domain (TLD)
Top Level Domains is the portion of a traditional domain name that comes after the dot. So, in 1stDomain.net, the top level domain is .net. The generic top level domains (gTLDs) are .com, .net and .org; The other type of TLDs are the country code Top Level Domains (ccTLD) which are assigned to all countries and their dependencies such as .ca for Canada.

Trojan Horse
A program that causes unexpected and usually undesirable effects when installed or run by an unsuspecting user. These effects may be immediate or wait for some predetermined time or condition before being triggered.