Access control system topologies. 1  Work load on the host PC is significantly reduced, because it only needs to communicate with a few main controllers. 2  The overall cost of the system is lower, as sub-controllers are usually simple and inexpensive devices. 3  All other advantages listed in the first paragraph apply.
This excerpt taken from the CVX 10-K filed Mar 9, 2004. Texaco Merger Transaction. On October 9, 2001, Texaco Inc. (Texaco) became a wholly owned subsidiary of Chevron Corporation (Chevron) pursuant to a merger transaction, and Chevron changed its name to ChevronTexaco Corporation.
During the mid-1940s to the 1970s, Chevron was one of the Seven Sisters, a collection of seven global oil companies that completely dominated the global petroleum industry. Today, Chevron has developed interests in alternative energy sources, and it claims to be the worldâs largest producer of geothermal energy.