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Answer Posted / mani
x=1/8
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What is the difference between method and means?
Can a static block throw exception?
Differentiate between vector and array list.
What is protected in java?
What is mean by exception?
Explain why wait(), notify() and notifyall() methods are in object class rather than in thread class?
What is string pool in java?
What is the purpose of default constructor?
How do I remove a character from a string in java?
String class is defined under which package in java?
What is difference between fileinputstream and filereader in java?
Is constructor inherited?
Explain about complier design(phases)
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
What is a class variable?
