1) What is present version of java and initial version of java? 2) How many modifiers in java and how many keywords in java? 3) What is initial name of java and present name of java? 4) Can we have multiple public classes in single source file? 5) Can we create multiple objects for single class? 6) What do you mean by token and literal? 7) What do you mean by identifier? 8) Is it possible to declare multiple public classes in single source file? 9) What is the difference between editor and IDE(integrated development environment) 10) Write the examples of editor and IDE? 11) Define a class? 12) In java program starts form which method and who is calling that method? 13) What are the commands required for compilation and execution? 14) Can we compile multiple source files at a time and is it possible to execute multiple .classes at a time? 15) The compiler understandable file format and JVM understandable file format? 16) What is the difference between JRE and JDK? 17)
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