Nodes labeled by component databases have sets of successor nodes each labeled by one of the components. These nodes are called AND nodes because in order to process the compound database to termination all of the component database must be processed to termination. so this node here in order toRead More →

What is a variable? • A variable refers to memory location.• It is used to store the value .• Variable is used to give data to the computer for processing .Specifying a variable• In python we don’t need to specify the type of variable because python isa dynamically typed toRead More →

Cellular Concept: Cellular concept deals with reduction of service area by employing high power transmitters that offer high capacity in a limited spectrum allocation. In a geographic region, each base station is assigned with different group of channels from the total number of channels available to the entire system. ThisRead More →

Cellular Concept: Cellular concept deals with reduction of service area by employing high power transmitters that offer high capacity in a limited spectrum allocation. In a geographic region, each base station is assigned with different group of channels from the total number of channels available to the entire system. ThisRead More →

Advantages of Cellular systems over conventional mobile systems

Conventional  mobile Systems Cellular  mobile system Spectrum utilization is inefficient in conventional mobile system since each channel serves only  one customer at a time. The cellular system improves efficiency by three approaches The allocated frequency band is divided  into maximum number off channels The allocated frequency band is reused inRead More →

LIST List is an ordered sequence of items. It is one of the most used data type in python and is very flexible. All the items in list do not need to be of same type. List is one of 4 built-in data types in Python used for collection ofRead More →