This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
Originally posted by Mercy Jhansi: Should i be familiar with the basics of wireless communication for understanding Wireless Java?
Not necessarily. Many mobile apps don't actually use the actual telephony functions at all, and many that are are actually only using it as a transport layer for network activities, so the application code is simply general network code.
It all depends on what you want your app to do.
An IDE is no substitute for an Intelligent Developer.