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Q. Illustrate Data-Link Layer in osi layers model? Data-Link Layer: This layer takes the data messages or frames from the Network Layer and gives for their actual transmissio
Suppose AES (or any block cipher) is used to encrypt data. Which mode of encryption covered in class is best suited for each of the following two scenarios and why? If more than on
Alice sends a message to Bob, encrypted with a symmetric key. Bob decrypts the message and finds it is a purchase order for an expensive workstation. When the time comes to deliver
What is a Link? A link refers to the connectivity among two devices. It contains the type of cables and protocols used in order for single device to be able to communicate with
Dissimilar kinds of firewalls?
There is no commonly accepted meaning for a TP monitor. According to Jeri Edwards' a TP Monitor is "an OS for transaction processing".
Question : a) Explain why pervasive computing can be termed as a "technology that disappears". b) List and briefly explain four main components of a MOTE used in Wireless
What are some drawbacks of implementing a ring topology? In case one workstation on the network varies a malfunction, it can bring down the whole network. Another drawback is t
Question: (a) (i) Distinguish between Physical topology and Logical topology. (ii) Explain the following statement with the help of a diagram: "A star topology can have a l
Future of the intranet At present, the world of information technology is guided bythe C 3 paradigm that stands for Command, Control and Communication, which is normally
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