j2me interview question

Question – Can you explain What is API?

Answer – Yes I can explain, An Application Programming Interface (API) is a set of classes that you can use in your own application.we can called
libraries or modules, APIs enable you to write an application without reinventing common pieces of code. Here you can see example, a
networking API is something your application can use to make network connections, without your ever having to understand the
underlying code this is the example of API.

Question - Do you know about 3GPP?

Answer - Yes, I know about 3rd Generation Partnership Project (3GPP), The 3rd Generation Partnership Project (3GPP)  is a global collaboration between following partners which is describe here: CWTS, ARIB,  T1, ETSI, TTA, and
TTC. The main aims of 3rd Generation Partnership Project (3GPP) to develop a globally accepted 3rd-generation mobile system based on GSM(Global System for Mobile Communications).

Question - Do you know about 802.11 ?

Answer – Yes, I know, 802.11 is a group of specifications for wireless networks developed by the Institute of Electrical and Electronics Engineers(IEEE) the main feature that 802.11 uses the Ethernet protocol,  CSMA/CA (carrier sense multiple access with collision avoidance) for path sharing.

Question - Do you know about 3G?

Answer – Yes, I know about Third generation (3G),  Third generation (3G) wireless networks will offer faster data transfer rates than current networks. The first generation of
wireless (1G) was analog cellular and The second generation (2G) is digital cellular, featuring integrated voice and data
communications. So-called 2.5G networks offer incremental speed increases and latest which is 3G networks will offer dramatically improved data
transfer rates, enabling new wireless applications such as streaming media. Main feature is improver the speed in wireless applications.

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