What is WAP

9e97d 01wapwirelessrouterwifinetworkwirelessnetworkwlan LAN Interview Questions

WAP, which stands for wireless access point, is a device used for the formation of a wireless network through connection of wireless communication devices. It often connects to a wired network, enabling it to transmit data between wired and wireless devices. A larger, “roaming”-enabled network may be formed by linking together several WAPs. A WAP is also able to serve

Read more

What is EDGE

a0164 01edgelogoenhanceddataratesforgsmevolution EDGE Interview Questions

EDGE, short for Enhanced Data rates for GSM Evolution, and also known as Enhanced GPRS (EGPRS), is a standard of technology in wireless telecommunications introduced in 2003 that increases data transmission rates and improves data transmission reliability in GSM-enabled mobile phones. It is usually classified as a second and three-quarters generation (2.75G) technology because although it fits the International Telecommunications

Read more

What is DoCoMo

48b15 01nttdocomotataindicom Do Communication over the mobile network Interview Questions

Nippon Telegraph and Telephone (NTT) DoCoMo, Inc., where “DoCoMo” is shorthand for “Do Communications Over the Mobile Network” as well as a play on “dokomo,” the Japanese word for “everywhere,” is the most prominent wireless telecommunications operator in Japan, with more than 50 million subscribers. In August 1991, it was inaugurated as a subsidiary of NTT to take over the

Read more

What is GPS

Global Positioning System (GPS), officially named NAVSTAR GPS, is a fully functional Global Navigation Satellite System (GNSS) developed by the United States Department of Defense and accessible as a public good to civilians. It enables a GPS receiver to determine its location, speed, direction of speed, and time, by making use of a constellation of at least 24 medium Earth

Read more

What is Centrino Technology

83ed8 01centrinotechnologyintelcentrinologo Centrino technology Interview Questions

Centrino is a platform-marketing initiative developed by the company Intel. It is a label used for a set of technologies for the central processing unit (CPU), mainboard chipset and wireless network interface, the usage of which, according to Intel, would provide broad wireless network interoperability, better performance and a longer battery life. The Intel Centrino chips were developed at Intel’s

Read more

What is IPTV?

f11dc 01iptvregulatorsmobiletvdthbroadcastinginternetprotocoltelevisioncabletelevisioncatv Internet Protocol television Interview Questions

IPTV is an acronym for Internet Protocol television through which internet television services are delivered using the architecture and networking methods of the Internet Protocol Suite over a packet-switched network infrastructure, e.g., the Internet and broadband Internet access networks, instead of being delivered through traditional radio frequency broadcast, satellite signal, and cable television (CATV) formats. In Simple words It is

Read more

What is GPRS?

b09af 01fuelgprsstructuregeneralpacketradioservice2g3gtechnologypointtopointservicesp2pservice General packet radio service Interview Questions

General packet radio service (GPRS) a standard for wireless communications in which a packet oriented mobile data service is available to users of the 2G ,GSM and 3G technology. GPRS data transfer is typically charged per megabyte of traffic transferred, while data communication via traditional circuit switching is billed per minute of connection time, independent of whether the user actually

Read more

What is the Difference Between GSM and CDMA?

73715 01gsmglobalsystemformobilecommunications CDMA Interview Questions

GSM is an acronym for ‘Groupe Special Mobile’, which has now been changed to ‘Global System for Mobile Communication’. CDMA refers to ‘Code Division Multiple Access’. The working of GSM and CDMA is very different. How GSM works. GSM is a ‘cellular’ technology, that is, the entire coverage area is divided into various hexagonal shaped cells. Every cell has a

Read more

What is 2G, 3G and 4G?

dd264 011g2g3g4ggsmcdmanetworksgraph 2G Interview Questions

2G is an acronym for second-generation wireless telephone technology. While its predecessor 1G, made use of analog radio signals, 2G uses digital radio signals. Based on what type of multiplexing (the process of combining multiple digital data streams into one signal) is employed, 2G technologies may be categorized by whether they are based on time division multiple access (TDMA) or

Read more

What is 2G Technology | Second Generation Wireless Technology | Digital Radio Signals

a09a9 01mobilityspeedwirelesstelecommunicationtechnologyimprovementofmobilenetwork 1G Interview Questions

2G refers to second generation wireless telecommunication technology. While its predecessor, 1G, made use of analog radio signals, 2G uses digital radio signals. Based on what type of multiplexing (the process of combining multiple digital data streams into one signal) is employed, 2G technologies may be categorized by whether they are based on time division multiple access (TDMA) or code

Read more
« Older Entries Recent Entries »