Explain the importance of join() method in thread class?
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What is java regex?
which of tha following is not a thread safe class? a) ArrayList b)Vector c)HashTable d)None
What is java developer skills?
What is the difference between static synchronize() metod and synchronize() method?
how to use crystal reports in java
What is the Layout for ToolBar?
Which list does not allow duplicates in java?
Why is prepared Statement, Callable Statement used for? What is the need of Batch updates?
What causes memory leaks in java?
Q1.A. Write note on “The class path Environment Variable”? B. Which are different kinds of source code? Q2.A. How to create an interface? B. Why convert an applet to an application? Q3.A. How to use Media tracker Class. B. How to use string tokenizer class. Q4 A. Explain the overview of UDP messaging. B. Difference between SQL Exception class and SQL Warning class. Q5. A. How to create com object in Java? B. Write short notes on “The properties class” Q6. A. When object is created and destroyed? B. Explain the JDB in depth & command line. C. Write short notes on Web Sites.
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Difference between character constant and string constant in java ?
Why there are some null interface in JAVA? What does it mean? Give some null interface in JAVA?