Video systems can consist of a single camera and monitor or might include hundreds of cameras and multiple monitors. Frequently, video equipment such as multiplexers, matrix switchers, VCRs, or DVRs also may be included to provide on-site or remote viewing and control of the cameras. To find out if you clearly see video technology, take the following quiz.
1. Video systems used in the United States follow the PAL standard.
a. True
b. False