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Problem
1. Explain the term Switching. Describe the following Switching Mechanisms
a) Circuit Switchingb) Packet Switchingc) Message Switching
2. Define the terms Error Detection and Correction with respect to Data Transmission. Also explain the following concepts with respect to Error Detection and Correction
a) Parity Bitsb) Single Bit Error Correction Techniques
Why it is necessary to have layering in a network? A computer network is a very complex system. It becomes very difficult to execute as a single entity. The layered approach di
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Firewall The NAT router allows receiving of number of a data streams. If it receives a transmission in the form of acknowledgement or data streams or error responses from an ex
Discuss the interdependence of networking hardware and software. Is it possible to have one without the other? Explain
IGRP is a distance vector routing protocol designed by Cisco. The maximum hop count is 255, and it uses a combination of variables to verify a composite metric. IGRP has an adminis
Uneven Load Distribution In the parallel computer, the problem is dividing into sub-problems and is assigned for computation to various processors. But sometimes the sub-probl
What are instance variables? Instance variables are those which are explained at the class level. Instance variables require not be initialized before using them as they are au
What is meant by Symmentric Multiprocessing (SMP)? It treats all processors as equal. Any processor can do the work of any other processor. Applications are divided into thread
Addresses are necessary for virtually everything we do on the Internet. In TCP/IP the IP is a mechanism for providing addresses for computers on the Internet. Internet addresses ha
Network Protocols In computer networks communication occurs between the entities in different systems an entity is anything that is capable of sending or receiving
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