Cellular Network
October 31, 2016A cellular network or mobile network is a wireless network distributed over land areas called cells, each served by at... View Article
Archives
Satellite Networks
October 31, 2016Infrastructure mode & ad-hoc mode All data is transferred using the access point as the central hub. All wireless nodes... View Article
Bluetooth
October 31, 2016Bluetooth is a standard developed by a group of electronics manufacturers that will allow any sort of electronic equipment —... View Article
LAN and IEEE Standards
October 31, 2016ETHERNET It defines a number of wiring for the physical layer, through means of Network access at the Media Access... View Article
Multiplexing
October 31, 2016Introduction The multiplexing is used to combined a number of independent signals into a composite signal suitable for transmission over... View Article
Communication System
October 31, 2016DATA COMMUNICATION Data communications are the exchange of data between two devices via some form of transmission medium such as... View Article
Block Coding
October 30, 2016BLOCK CODING Unlike line codes which operate on a stream of information bits, block codes operate on block of information... View Article
Operating System, Kernal and its types
October 30, 2016What is operating system? Computer = set of resources –Processor(s), memory, I/O & communication devices OS –Enables use of resources... View Article
Deadlocks
October 29, 2016Finite number of resources to be distributed among a number of competing processes A set of blocked processes each holding... View Article
Threads
October 29, 2016A thread is the smallest unit of processing that can be performed in an OS. In most modern operating systems,... View Article