VGAVGA is an older type of cable used to connect computers to video screens and projectors. It has a 15-pin connector that can be screwed on to ensure a tight connection. It does not support the higher speed and resolution of modern devices. It has largely been replaced by newer HDMI cables and USB-C c... READ MORE is an older type of cable used to connect computers to video screens and projectors. It has a 15-pin connector that can be screwed on to ensure a tight connection. It does not support the higher speed and resolution of modern devices. It has largely been replaced by newer HDMIHDMI is a type of cable connector used to connect TV and video screens and projectors to their video and audio sources.For example, an HDMI cable is used to connect a cable box to a TV. Or in a classroom, it can be used to connect a computer (or tablet or phone with an adapter) to a big TV screen or... READ MORE cables and USB-C cables. At Charlestown it is still used in the Auditorium.