What must a class do to implement an interface in java programming?
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Write a code to create a trigger to call a stored procedure
When is the garbage collection used in Java?
Can a variable be local and static at the same time?
How many types of interfaces are there?
Given a singly linked list, find the middle of the list in a single traversal without using temporary variable.
import java.io.*; class Demo { public static void main(String args[]) { File f=new File("1234.msg"); String arr[]=f.list(); System.out.println(arr.length); } }
What is a Java Virtual Machine?
What is java dot?
StringBuilder s = new StringBuilder("Hello Mom");s.append(",I mean,Mother"); Response.Write(s.ToString()); String s = "Hello Mom"; s+ = ",I mean Mom"; Response.Write(s); Which is faster ? which uses the most memory?
Explain the difference between an object-oriented programming language and object-based programming language?
perpare on factorypattern,linklist wothout using collection, (multitharding ie create producer/customer therad producer create Queue continuesly,consumer consume queue, consumer wait if queue is full,producer wait if queue is empty),diff betn sleep(1000)&wait(1000) these r the main Q ask in huawei(2008)
Can a constructor be made final?