Datacom Blog Posts

Data and Signals

 Download PowerPoint SlidesDownload Chapter Summary * Data must be transformed into electromagnetic signals prior to transmission across a network. * Data and signals can be either analog or digital. * A signal is periodic if it consists of a co...
by Info Tech Are Us on Nov 20, 2012

Introduction

Download this file * Data communication is the transfer of data from one device to another via some form of transmission medium. * A data communications system must transmit data to the correct destination in an accurate and timely manner. * The five...
by Info Tech Are Us on Nov 20, 2012

Digital and Data Comunications (C8 Past Board: Excel)

ECE Board Exam April 2001Determine from the following, the term used to described the ratio of transmission rate to its minimum bandwidth which is also used to compare the performance of one digital modulation technique to another.Information capacit...
by ece handouts on May 21, 2012

How to choose a line driver

Driving data? Better check the transmission. Line drivers can operate in any of four transmission modes: 4-wire full-duplex, 2-wire full-duplex, 4-wire half-duplex, and 2-wire half-duplex. In fact, most models support more than one type of operation.
by Inside the Box: The BBOX Blog on Dec 27, 2011

DATA-LINK PROTOCOLS AND DATA COMMUNICATIONS NETWORKS (c23 Tomasi)

CHAPTER 23DATA-LINK PROTOCOLS AND DATACOMMUNICATIONS NETWORKS1)Theprimary goal of __________ is to give users of a network the tools necessaryfor setting up the network and performing data flow control.Network Architecture2)A set ofrules implementing...
by ece handouts on Sep 6, 2011

FUNDAMENTAL CONCEPTS OF DATA COMMUNICATIONS (c22 Tomasi)

CHAPTER 22FUNDAMENTAL CONCEPTS OF DATA COMMUNICATIONS1)Often used to represent characters and symbols such as letters, digits and punctuation marks.Another terms:· character codes· character sets· symbol codes· character languagesData Communicati...
by ece handouts on Aug 22, 2011

INTRODUCTION TO DATA COMMUNICATIONS AND NETWORKING (c21 Tomasi)

CHAPTER 21INTRODUCTION TO DATA COMMUNICATIONSAND NETWORKING1)Information that is stored in digital form. Information that has been processed, organized and stored.Data2)Knowledge or intelligence.Information3)The transmission, reception, and processin...
by ece handouts on Aug 21, 2011
Close