Data Communications & Teleprocessing Systems

THE BASIC PRINCIPLES OF CUMMUNICATION NEVER CHANGE IN REALITY. IF YOU HAVE A GOOD KNOWLEDGE OF THE FUNDAMENTALS, YOU WILL SE THAT MOST OF THE OLD THINGS ARE HAPPENING. FOR EXAMPLE, TODAY WE USE A MICROCHIP TO DO WHAT WOULD HAVE REQUIRED A CUBIC FOOT OF ELECTRONICS A FEW YEARS AGO. THE WAY THE THING WORKS, HOWEVER, IS BASICALLY UNCHANGED. REGARDLESS OF WHERE YOU LIVE, THERE ARE STILL UNIVERSAL PRINCIPLES THAT LIE AT THE HEART OF ALL DATA COMMUNICATIONS. THIS BOOK DEALS WITH THESE PRINCIPLES AND ADDRESSES THEM IN SIMPLE TERMS AND IN A LOGICAL SEQUENCE SO THAT YOU WILL BE ABLE TO LOCATE EASILY THE ESSENTIAL INFORMATION YOU NEED TO KNOW TO HAVE A GOOD UNDERSTANDING OF DATA COMMUNICATIONS