Study and learn these Interview MCQ questions and answers on 2G GSM Channels, Types and Functionalities. These channels are defined by GSM Architecture or Structure. These GSM logical channels are responsible for effectively using the Radio interface between a Mobile and Base Transceiver Station (BTS). Channel types decide whether to carry traffic or signalling information. Easily attend Job interviews and college exams. You can print these questions to PDF using Print and Save as PDF option in any Web Browser. It is nothing but downloading a PDF of these questions.