Mobile devices can also create their own small hot spots, including phones and dedicated data devices. The service is enabled by one or more Wi-Fi access points set up by whoever offers the hot spot. The access point is a small electronic box connected to the Internet, with a Wi-Fi radio and antenna.
Furthermore, based on Ranganathan's laws, Jim Thompson (1992) in protesting against a library services, revised Ranganathan's laws to the following statements: 1  Books are for profit. 2  Every reader his bill. 3  Every copy its bill.  Take the cash of the 1  reader. The library is a groaning organism.
A teacher-librarian (TL) , school librarian, or school library media specialist (SLMS) , is a certified teacher who also has training in librarianship.he roles of the school librarian [edit]. The school librarian performs four main leadership roles: teacher, instructional partner, information specialist, and program administrator.