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Q. Illustrate basic working of Physical layer?
Physical layer: Physical layer is concerned with sending raw bits between source and destination nodes over a physical medium. Source and destination nodes have to agree on a number of factors.
Signal encoding: how are the bits 0 and 1 to be represented?
Medium: what is the medium used and its properties?
Bit synchronization: is the transmission asynchronous or synchronous?
Transmission type: whether the transmission is parallel or serial?
Transmission mode: is the transmission simplex, half-duplex or full duplex?
Topology: what is the network topology i.e. mesh, star, bus or ring?
What is framework? Framework is a skeletal structure of a program that must be elaborated to build a complete application. It has abstract classes.
1's complement representation of decimal number of -17 by using 8 bit representation is ? Ans. (17) 10 = (10001) 2 In 8 bit = 00010001 1's Complement = 11101110
how to implement the multiple stack
What are the aspects of security policy The security policy should cover aspects such as network service access, physical access, limits of acceptable behaviour, company's pro
Explain Recursive Descent Parsing It is a top down parsing with no backtracking. This parsing method uses a set of recursive processes to perform parsing. Most important advant
Level of any node of a tree is :- Its distance from the root
Digital switch It is a device that handles digital signals formed at or passed by a telephone company's central office and sends them across the company's backbone network.
How many responses does a computer expect to receive when it broadcast an ARP request? Why? An ARP (Address Resolution Protocol) request message is put in a hardware frame and
Q. Block diagram of an associative memory? The block diagram of an associative memory is displayed in Figure below. It comprises of a memory array and logic for m words with n
Q. Show the Classification of Printers? Printers can be classified on following bases: a) Impact: Impact printers print by impact of hammers on ribbon (for example Dot-Matri
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