Component cables typically use a three-plug arrangement, and can potentially support resolutions up to 1080p. Composite video ...
All old analog TVs and many digital TVs have composite video inputs (see LG example below). Analog TVs also included S-video inputs, and many also supported the higher-quality component video.
Composite video uses a single plug, but it's outdated and susceptible to problems like dot crawl. It's usually best to go with a component connection unless there's no other option. As a tech ...