Which of the following statement is incorrect?
1.Multiplexers are designed to accept data from several I/O devices and transmit a unified stream of data on one communication line
2.HDLC is a standard synchronous communication protocol.
3.RTS/CTS is the way the DTE indicates that it is ready to transmit data and the way the DCW indicates that it is ready to accept data
4.RTS/CTS is the way the terminal indicates ringing
Posted Date:-2021-10-06 17:26:46