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Describe Network Topology and VPN
Network Topology refers to the layout of a computer network. It presents how devices and cables are physically laid out, as well as how they join to one another.
VPN means Virtual Private Network, a technology that permits a secure tunnel to be formed across a network such as the Internet. For instance, VPNs allow you to establish a secure dial-up connection to a remote server.
Example of transport layer are:- a) TCP is connection oriented. b) UDP is connectionless
Determine the concept of placing antenna on hieght First, starting deployment simply placed cells in regions where there was high density of vehicle or human population. Once t
What is DNS? DNS is Domain Name System. The major function of this network service is to provide host names to TCP/IP address resolution.
What is Message Oriented Middleware (MOM)? Ans) MOM permits general purpose messages to be exchanged in a Client/Server system using message queues. Applications communicate ove
Q. What is Boundary Level Masking? If mask numbers are either 255 or 0: Bytes in the IP address that correspond to 255 in the mask will be repeated in the subnet ma
Q. Single Mode for transmitting optical signals? - Merely one beam from a light source is transmitted using a smaller range of angles - Smaller diameter as well as lower de
Q. Show the Masking process? Masking Take out the address of the physical network from an IP address Used by routers inside the organization
Unused Reserved This is a 6 bite field reserved for future use.
1. A computer system has a two-level memory cache hierarchy. The L1 cache has a zero hit penalty, a miss penalty of 5 ns and a hit rate of 95 percent. The L2 cache has a miss pena
how to switching and routing
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