CDMA – Introduction What is CDMA? Code Division Multiple Access (CDMA) is a digital cellular technology used for mobile communication. CDMA is the base on which access methods such as cdmaOne, CDMA-2000, and WCDMA are built. CDMA cellular systems are deemed superior to FDMA and TDMA, which is why CDMA plays a critical role in… Read More CDMA Technology !!
Wimax – Wireless Introduction Wireless means transmitting signals using radio waves as the medium instead of wires. Wireless technologies are used for tasks as simple as switching off the television or as complex as supplying the sales force with information from an automated enterprise application while in the field. Now cordless keyboards and mice, PDAs,… Read More Wimax – Wireless Introduction Technology !!
GSM – Overview What is GSM? If you are in Europe or Asia and using a mobile phone, then most probably you are using GSM technology in your mobile phone. GSM stands for Global System for Mobile Communication. It is a digital cellular technology used for transmitting mobile voice and data services. The concept of… Read More GSM Technology !!
IPv4 – Overview This era is said to be the era of computers. Computers have significantly changed lives and the way we used to live. A computing device when connected to other computing device(s) enables us to share data and information at lightning fast speed. What is Network? A Network in the world of computers… Read More IPv4 Technology !!
LTE Overview LTE stands for Long Term Evolution and it was started as a project in 2004 by telecommunication body known as the Third Generation Partnership Project (3GPP). SAE (System Architecture Evolution) is the corresponding evolution of the GPRS/3G packet core network evolution. The term LTE is typically used to represent both LTE and SAE.… Read More LTE Technology !!
5G – Introduction Radio technologies have evidenced a rapid and multidirectional evolution with the launch of the analogue cellular systems in 1980s. Thereafter, digital wireless communication systems are consistently on a mission to fulfil the growing need of human beings (1G, …4G, or now 5G). So, this article describes the 5G technology emphasizing on its… Read More 5G Technology !!
What is Wi-Fi ? WiFi stands for Wireless Fidelity. WiFiIt is based on the IEEE 802.11 family of standards and is primarily a local area networking (LAN) technology designed to provide in-building broadband coverage. Current WiFi systems support a peak physical-layer data rate of 54 Mbps and typically provide indoor coverage over a distance of… Read More Wi-Fi Technology !!
This page on LiFi vs WiFi describes basic difference between LiFi and WiFi technologies. Following table mentions feature comparison between both. Feature LiFi WiFi Full form Light Fidelity Wireless Fidelity Operation LiFi transmits data using light with the help of LED bulbs. WiFi transmits data using radio waves with the help of WiFi router. Interference… Read More LiFi vs WiFi-Basic difference between LiFi and WiFi !!
Just as you thought 4G or 5G LTE would finish off Wi-Fi once and for all, Li-Fi appears on the scene to rock its status. Wi-Fi has been great but it’s already being outdone in 5G tests and now on a more local scale Li-Fi is 100 times faster, and more secure. Li-Fi uses light… Read More What is LiFi ?
When you learn Data Communication and Networking this day, we suggest and recommend you to use one of the reference book that named Data Communications and Networking by Behrouz A. Forouzan. We also use this book as reference now to learn Data Communication and Networking in our class now. When you use this book, you also… Read More IBPS SO Special Ebook Free Download: Data Communications And Networking Behrouz A. Forouzan.fourth Edition[A 4]!
Network Topology Network topology is a usually schematic description of the arrangement of a network, including its nodes and connecting lines. In the bus network topology, every workstation is connected to a main cable called the bus. Therefore, in effect, each workstation is directly connected to every other workstation in the network. It is one of… Read More Network Topology !!
The Internet is a collection of computers connected by network cables or through satellite links. The internet is a worldwide computer network that interconnects millions of computing devices throughout the world. Most of these computing devices are traditional desktop PCs, Unix-based workstations, and so called servers that store and transmit information such as Web (WWW) pages and e-mail.… Read More Internet – an Overview !!
Data communications refers to the transmission of digital data between two or more computers and a computer network. The physical connection between networked computing devices is established using either cable media or wireless media. The best-known computer network is the Internet. The transmission of data is carried out by the propagation and processing of signals. The different… Read More Data Communication and Network !!
Computer Network is an interconnection of Computers and other devices which are capable of communicating to the Internet world. The Network can be Wired Network or Wireless Network. The main Component of Computer Network is a Computer, also known as Work Station. However there are some other devices which makes this communication possible. Modem MODEM… Read More Network Devices !!
Virus : It is a program written to attack the normal operation of a Computer, normally which affects the programs associated with the Operating System or Device Driver. Usually it is transmitted through the executable files. Viruses can run only if the affected program is running. These are the most well-known internet security threat. Worms:… Read More Important CyberSecurity terms: Internet Security Threats !!
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