What is the purpose of a default constructor?
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Mention some features of java?
What is a 16 bit word?
Why is it called 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
Can size_t be negative?
Can a constructor call another constructor?
What is the difference between compiler and jvm?
How many bytes is a string java?
What does += mean coding?
Is singleton a bad practice?
Can constructor be protected in java?
What is output buffer?