ICT is an umbrella term that includes any communication device or application, encompassing: radio, television, cellular phones, computer and network hardware and software, satellite systems and so on, as well as the various services and applications associated with them, such as videoconferencing and distance learning.
Billboard is a common word for poster panels and bulletins. There are three standard kinds of billboards: Bulletins Standard sizes: 14 by 48 feet (672 sq. ft.), plus extensions 10'6 by 36 feet (378 sq. ft.), plus extensions. Bulletins are used to display painted or computer-generated vinyl images and are found in high density traffic areas, such as highways and Interstates.
Poster Size Guide. - A Simple Guide To Standard Poster Sizes. Poster sizes can be confusing, so we've put together a handy poster size guide to help you choose the poster size you need. All our posters are printed at either standard A series or billboard sheet sizes. Our standard A series poster sizes range from A4 and A3 digitally printed posters, up to A0 and even A00 large format posters. We also print large format posters in billboard sizes, typically 30 x 40 (2 sheet) and 60 x 40 (4 sheet).