Flow Control and Error Control
What do you mean by the term Flow Control and Error Control? Describe in brief.
Expert
Flow control refers to the set of procedures employed to restrict the amount of data which the sender can send before waiting for the acknowledgment.
Error control is both error detection and error correction. It permits the receiver to inform the sender of any frames lost or damaged in transmission and co-ordinates the retransmission of such frames by the sender. In data link layer, the word error control refers mainly to techniques of error detection and retransmission.
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Public Key Encryption: Public key encryption employ public and private key for encryption and decryption. In this method, public key is employed to encrypt messages and merely the corresponding private key can be employed to decrypt them. To encrypt a
Communications Channels: It is a pathway over which information can be communicated. It might be stated by a physical wire which connects communicating devices, or through radio, laser, or other radiated energy source which has no obvious physical pre
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