Comodo Internet Security (CIS), developed by Comodo Group, is an Internet security suite for Microsoft Windows. It includes an antivirus program, a personal firewall, a sandbox and a host-based intrusion prevention system (HIPS) called Defense+.
A delta is a triangular deposit of sediment at the end of a river or stream.   Delta is the fourth letter in the Greek alphabet, it equates to the Roman D. A river delta is a triangular or D shaped area at the mouth of a river, such as the Mississiâ¦ppi Delta; check its appearance on a map.
Definition of beta. 1  1 : the 2nd letter of the Greek alphabet â see alphabet table. 2  2 : beta particle. 3  3 : a measure of the risk potential of a stock or an investment portfolio expressed as a ratio of the stock's or portfolio's volatility to the volatility of the market as a whole.