What is a set of transmissions that are understood to contain data needed by applications and services on the network? Open Systems Interconnection
protocol
Java
SaaS

Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.