Explain the difference between extends thread vs implements runnable in java?
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What are the advantages of defining packages in java?
when System.out.println("") is executed what happens in the back ground?
What is the difference between a break statement and a continue statement?
What is the format of Inner Class after it compiled?
How big is a boolean?
how a programmer confirms that the data submitted has been succesfully inserted into the database(either oracle or my sql).. How a programmer confirm if there is any problem with the program he wrote for insertion... ANS:--- >executeupdate method is having boolean return type, if anything goes wrong in data insertion or data updation, it would return false. otherwise, if it successfully inserts data into the database, it would return true NOW HOW TO I CHECK IN MY DURING EXECUTION WHETHER IT RETURNS TRUE OR FALSE... WELL IT WILL DISPLAY ANY MESSAGE OR NOT
Write a program to print the pattern given below
what is the difference between System.exit() and System.exit(1)?
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What is lambda expression in java?
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Can we override the overloaded method?