Explain what pure virtual function is?
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how we can write the string concatenation program in java.
What is a parameter used for?
Which One is optimal to choose ? Syncronized hash map or Hash table with single thread model? How can a hash map syncronized with out using syncrozed blocks in programm?
what are ER diagrams?
Can we inherit the constructor in a Class?please give one example.
Are true and false keywords?
Why java is platform independent? Explain.
Suppose if we have variable ' I ' in run method, if I can create one or more thread each thread will occupy a separate copy or same variable will be shared?
Explain about varargs in java?
Wha is the output from system.out.println(“hello”+null); ?
what do you understand by synchronization? : Java thread
What is static keyword?