Data communications are
the exchange of data between two devices via some form of transmission medium such as a wire cable
. For data communications to occur, the communicating devices must be part of a communication system made up of a combination of hardware (physical equipment) and software (programs).
What is data communication Short answer?
Data communication refers to the
exchange of data between a source
and a receiver via form of transmission media such as a wire cable. Data communication is said to be local if communicating devices are in the same building or a similarly restricted geographical area.
What is data communication and examples?
Data communications incorporate several techniques and technologies to enable any form of electronic communication. … For example, a common example of data communications is
a computer connected to the Internet via a Wi-Fi connection
, which uses a wireless medium to send and receive data from one or more remote servers.
What is data communication explain briefly data communication circuit?
Data Communication Circuits
The underlying purpose of a digital communications circuit is
to provide a transmission path between locations and to transfer digital information from one station
(node, where computers or other digital equipment are located) to another using electronic circuits.
What is data communication with diagram?
Explain data communication process with the help of a diagram. Owlgen. Data communication refers to
the exchange of data between a source and a receiver
. Data communication is said to be local if communicating devices are in the same building or a similarly restricted geographical area.
What is the main purpose of data communication?
The main objective of data communication and networking is
to enable seamless exchange of data between any two points in the world
. This exchange of data takes place over a computer network. Data refers to the raw facts that are collected while information refers to processed data that enables us to take decisions.
What are the 5 components of data communication?
- Message : This is most useful asset of a data communication system. …
- Sender : To transfer message from source to destination, someone must be there who will play role of a source. …
- Receiver : …
- Transmission Medium : …
- Set of rules (Protocol) :
What is needed for communication?
Communication skills are needed to speak appropriately with a wide variety of people whilst maintaining good eye contact, demonstrate a
varied vocabulary and tailor your language
to your audience, listen effectively, present your ideas appropriately, write clearly and concisely, and work well in a group.
What are the types of communication media?
In a nutshell, communication channels are mediums through which you can send a message to its intended audience. For example,
phone calls, text messages, emails, video, radio, and social media
are all types of communication channels.
What are the three main components of a data communication system?
There are three broad categories of communications system components:
(1) transmission media, (2) hardware, and (3) software
.
What are the features of data communication?
The effectiveness of a data communications system depends on four fundamental characteristics:
delivery, accuracy, timeliness, and jitter
. I. Delivery- The system must deliver data to the correct destination.
What are the types of errors in data communication?
Types of Errors
In a frame, there is only one bit, anywhere though, which is corrupt. Frame is received with more than one bits in corrupted state. Frame contains
more than1
consecutive bits corrupted.
What are the advantages of data communication?
Files can easily be shared between users. Network users can communicate by email and instant messenger . Security is good – users cannot see other users’ files unlike on stand-alone machines.
Data is easy to backup as all the data is stored on the file server
.
What are the basic components of a communication system?
- Information Source. …
- Input Transducer. …
- Transmitter. …
- Communication Channel. …
- Noise. …
- Receiver. …
- Output Transducer. …
- Destination.
What are the basics of data communication?
Introduction and Basics of Data Communication Model
Data communication involved the following like
communication networks, different communication services required, the kind of networks available, protocol architectures, OSI models
, TCP/IP protocol models etc.
What are three benefits of data communication?
Data Comm
helps airlines stay on schedule
, helps deliver packages on time, and helps passengers get off the tarmac, into the air, and to their destinations more quickly.
