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Q. What is Authentication ?
- Verification of sender's identity.
- Accomplished through a digital signature, which is based on public key encryption/decryption.
- Uses reciprocity of RSA, however secret key is kept by the sender to -sign? the transmission.
Q. Example on TCP numbering? Envision a TCP connection is transferring a file of 6000 bytes. The first byte is numbered 10010. What are the sequence numbers for every seg
The major problems with multiple networks are as given: A computer attached to a given server can only interact with other computers attached to the similar network.
Q. Diffrence between Network vs Internet Layers? - Similar to all the other OSI Layers the network layer provides both connectionless and connection-oriented services. From th
Extranets can also be utilized to link an intranet to the Internet in order that remote offsite access can be built into a company's intranet through an authorized individual. It c
In slotted Aloha system, it has been measured that 70% of slots are occupied by frames (i.e. the remaining slots are empty). a) How many frames need to be transmitted, on aver
What are the key design issues of a computer Network? a. Connectivity b. Cost-effective Resource Sharing c. Support for common Services d. Performance
Question 1 Define client and server. Explain the Client server model Question 2 What is a Mainframe System? Write down the features of Mainframe System Question 3
Error Detection- 2D/LRC Adds an additional character (instead of a bit) A block of bits is prearranged in a table The Parity Bit for every data unit is calculate
Explain everything you can tell from the following: a. 00-01-00-01-13-FD-F4-C0-00-1E-33-92-CE-99 b. fe80::2c1e:18af:749b:91c5%12 c. 2002:8b64:6e3a::8b64:6e3a d. ::0
Q. Show V.32 standard? - ITU-T's V.32 standard was issued in 1991 for asynchronous and full-duplex operation at 14.4 Kbps. V.32bis - Is an extension of the V.32 technology?
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