M&MA

WIRELESS NETWORKS QUESTION BANK QUESTION BANK FOR WIRELESS NETWORKS : Q.1.What are draw back of  2G  Services ? What are its silent features of 3G services that overcome the drawbacks of 2G services? Q.2.Discuss the features of IMT2000 that have been adopted in UMTS/3G services. Q.3.Explain the basic concept of WCDMA ?Which is a air interface of UMTS. Q.4.Give the specification of WCDMA air interface .Also  explain how the information /message  is coded and scrambled in WCDMA Q.5.Explain in brief the physical channels in WCDMA and the function performed by them Q.6.Explain the transport channel in CDMA that are mapped on the physical channel. Q.7.Draw the architecture of 3GPP RELEASE  4 distributed network architecture. Q.8. .Draw the architecture of 3GPP RELEASE  5 All IP multimedia  network architecture. Q.9.What is ALL IP network ? Explain its architecture  ? Explain its Advantages? Q.10.What  is core network ...

Meaning of Satellite & Basic concepts: Satellite: "satellite is object which rotates around some body due to the effect of gravitational forces" . OR "A  satellite is an object  which has been  placed  into orbit by human endeavor" .

Multiplexing Definition and types: Definition: Multi means 'Many', Plexing means ' having parts or units ' combinely latin meaning suggest this but in reality this term is used for multiplexing of signals in telecommunications   " Multiplexing is the procedure in which numerous Data Streams, originating from diverse Sources, are joined and Transmitted over a Single Data Channel or Data Stream."

Wavelength division multiplexing (WDM): Wavelength division multiplexing (WDM) Definition: " Wavelength-division multiplexing (WDM)   could be a   technique   of mixing  multiple signals on  optical device  beams at  varied  infrared (IR) wavelengths for transmission  on  fiber optic media.  every   optical device  is modulated by  AN   freelance  set of signals. Wavelength-sensitive filters, the IR analog of visible-light color filters,  square measure  used at the receiving  finish" .

IP Address Subnetting & CIDR IP Address Subnetting & CIDR

Content Management System   Content Management System

Applications of Microwave Engineering The majority of today’s applications of RF and microwave technology are to wireless networking and communications systems, wireless security systems, radar systems, environmental remote sensing, and medical systems.