What is the technology of Java:
Now the Java platform has more than 6.5 million software developers. It is used in all major areas of activity and is used in a variety of devices, computers and networks.

Versatility, efficiency, platform portability, and security of Java technology make it an ideal technology for network computing. Java is everywhere, from laptops to datacenters, game consoles to scientific supercomputers, cell phones to the Internet!

Java powers more than 4.5 billion devices. Among them:
• More than 800 million personal computers;
• 2,1 billion mobile phones and other handheld devices (source: Ovum);
• 3,5 billion smart cards;
• Set-top boxes, printers, web cams, games, car navigation systems, lottery terminals, medical devices, parking payment stations, etc.

Differences between the Development and Runtime Environment:
Runtime Environment - is a core set of libraries;
Development - includes a full set of libraries, that is to say Runtime Environment + add

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