Error detection is a detection of Errors caused by cross talk,noise or other impairments during transmission from transmitter to receiver.
2 Types of Errors
Single Bit Error
In single bit Error one bit of given data unit is changed from 1 to 0 or 0 to 1.
In burst Error more than one bit of data is changed from 0 to 1 or 1 to 0.
4 Error detecting Codes
Simple parity check.
Two dimensional Parity check.
check sum &
Cyclic Redundancy Check.
These 4 Error detecting Methods are explained in detail.
