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Problem:
(a) Application Layer protocols can be classified as connection-oriented or connectionless-oriented.
i. What do you understand by the term protocol? ii. Give an example of one connection-oriented application layer protocol and one connectionless-oriented application layer. iii. Describe how each above-mentioned protocol work by providing as much information about application messages, port numbers, etc...
(b) Describe essential security services and the mechanisms used to enforce those three services.
(c) Given the following received codeword C and the generator polynomial G. Determine if an error has taken place during transmission.
You should show your work and not reply merely Yes or No.
C: 110011001 G: x3 + 1
Q. Show the Flow characteristics? Flow characteristics Reliability - if lacking means that packets or ACKs are lost - more important with FTP, SMTP than with audio
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Can you describe the concept of DHCP?
What is a OSI layer 2 device called a "barter"?
Mail Access Protocols The e mail message are usually sent to an email server that stores received message in the recipient e mail mailbox. The user retrieves messa
Q. Error Detection-Redundancy? In its place of repeating the entire data stream a shorter group of bits may be appended to the end of each unit. Called as -redundancy?
what range is this
What is WAN? A wide area network is defines a LAN of LANs. WANs connect LANs that might be on opposite sides of a building, across the country or around the world. WANS
Q. What do you mean by OpenMP? OpenMP is a compiler directive based standard developed in late 1990s together by a group of main computer software and hardware vendors. It is p
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