What is preparedstatement in java?
No Answer is Posted For this Question
Be the First to Post Answer
Implement two stacks using a single array.
Compare overloading and overriding?
Why do we need wrapper classes?
What is constant in programming?
Is alive method in java?
If I have 1000 objects and my requirement is to sort them quickly, then which collection would you recommend and why?
Is an empty arraylist null?
Does sprintf add a null terminator?
Why method overloading and method overriding required in java?
84. try { 85. ResourceConnection con = resourceFactory.getConnection(); 86. Results r = con.query(”GET INFO FROM CUSTOMER”); 87. info = r.getData(); 88. con.close(); 89. } catch (ResourceException re) { 90. errorLog.write(re.getMessage()); 91. } 92. return info; Which is true if a ResourceException is thrown on line 86? 1 Line 92 will not execute. 2 The connection will not be retrieved in line 85. 3 The resource connection will not be closed on line 88. 4 The enclosing method will throw an exception to its caller.
Why are arrays useful in java?
How can we make string upper case or lower case?