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Difference among the communication and transmission.
Transmission is a physical movement of information and concern issues like bit polarity, synchronisation, clock etc.
Communication means the meaning full exchange of information among two communication media.
Wireless Ethernet (802.11) a) Operates on physical plus data link layers b) BSS (Basic service set) stationary or mobile wireless stations and a central base station known a
What is meant by Middleware? Middleware is a distributed software needed to support interaction between clients and servers. In short, it is the software that is in the middle
what is compurter network and types, topology, communication media
Communication, Resource sharing and Media (When many host share their resources with every other OR when many devices connect with each other for resource sharing )
Identify Connectivity Problems Step 1: Use the ping command to test network connectivity. Use the following table to test the connectivity of every network device.
Q. What is Manchester? - Utilizes an inversion at the middle of each bit interval for both synchronization and bit representation - Negative-to-positive represents binary 1
Q. Define RS232 Interface? - Indicates the interface between DTE and DCE: V.28 mechanical as well as electrical characteristics V.24: functional as well as procedur
802.11b HR DSSS a) High-rate DSSS using a 2.4 GHz band b) Similar to DSSS excluding for encoding method c) Uses complementary code keying (CCK), encoding 4 or 8 bits to
Switch Generally called as two layer switch . it performs on physical and data link layers. It is a bridge it has many ports that allow better performance. Since
When programming a server or a client, we have to deal with port numbers and IP addresses, but we usually do this through an abstraction called a socket. Sockets are the standard A
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