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Define Character Stuffing?
In byte stuffing (or character stuffing), a particular byte is added to the data section of the frame when there is a character with the same pattern as the flag. The data section is stuffed with an extra byte. This byte is usually known as the escape character (ESC), which has a predefined bit pattern. Whenever the receiver encounters the ESC character, it deletes it from the data section and treats the next character as data, not a delimiting flag.
Explain the term- Encryption Because all of the user traffic, as well as control traffic, is digitized in second generation systems, it is a relatively simple matter to encrypt
Diiferentiate between HTML and HTTP Hypertext Markup Language (HTML) The language used in writing pages for the World Wide Web. Knowledge of not HTML is not necessary f
Q. Error Detection-General? Sender transmits every data unit twice Receiver performs bit-by-bit comparison between those two versions of data. Any mismatch would
Fixed version of rdt 2.0 rdt 2.1 The rdt 2.1 sender and receiver FSM each now have twice as many states as before. This is because the protocols state must now refle
Can you define PAP?
Q. Illustrate about Sliding Window Protocols? - Sliding window - Keeps the unacknowledged outstanding frames in sender - Keeps the expected frames in receiver - Sequen
Which layers are network support layers? a. Physical Layer b. Data link Layer and c. Network Layers
MPI_Wtime ( ) returns elapsed wall-clock time in seconds as some arbitrary point in past. Elapsed time for program segment is specified by the difference between MPI_Wtime values a
Coaxial Cable Coaxial cable carries signals of higher frequency ranges than those in twisted pair cable. In part because the two media are constructed quite differently.
Disadvantages of OSPF protocol i) Single Area ii) High Hardware Requirements iii) Troubleshooting
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