Answer: TDMA(Time division multiple access)
Explanation: Time-division multiple access is the method that is used by GSM(Global system for mobile communication) usually for the separation process of the data.It is a way in which a same frequency is shared by different time slots of signal.It has high flexibility and so thus is helpful for the GSM network and provides easy services of division.It divides the data according to the time period slots in a GSM network.
Well, CEOs are on the top of the food chain. It takes a lot of work and ambition to become one, and once they are one, <span>CEOs accept a huge amount of responsibility - that means having to take blame if things go wrong and </span><span>having more tasks to complete such as having to attend numerous meetings, make decisions. They are also on the board of directors.</span>
Assistants do not have to do as much, they likely won't have that much responsibility or experience, their tasks revolve around ensuring meetings are scheduled and performing other ad-hoc duties.