What is the difference between bind and rebind

What is the use of CallableStatement? Name the method, which is used to prepare a CallableStatement. What is the advantage of PreparedStatement over Statement? What is the purpose Class. What is JDBC? What is the design pattern that Java uses for all Swing components?

How can a GUI component handle its own events? What is the relationship between an event-listener interface and an event- adapter class? What is the relationship between clipping and repainting? What is the difference between a Window and a Frame? How are the elements of a GridBagLayout organized? How are the elements of a BorderLayout organized? What is clipping? Name three Component subclasses that support painting.

Which Swing methods are thread-safe? What is the difference between a Scrollbar and a JScrollPane? What is a layout manager? What is the difference between a Choice and a List? What is the applet security manager, and what does it provide? What is the applet class loader, and what does it provide? What is the difference between applets loaded over the internet and applets loaded via the file system?

What are untrusted applets? What are the restrictions imposed on Java applets? What is the difference between an Applet and a Java Application? What happens when an applet is loaded? Explain the life cycle of an Applet. What is an Applet? How does finally block differ from finalize method? What will happen to the Exception object after exception handling?

What is the importance of finally block in exception handling? What is the difference between throw and throws? What is the difference between Exception and Error in java?

What are the two types of Exceptions in Java? Which are the differences between them? Does Garbage collection occur in permanent generation space in JVM? When does an Object becomes eligible for Garbage collection in Java?

What is the difference between Serial and Throughput Garbage collector? What is structure of Java Heap? What is Perm Gen space in Heap? If an object reference is set to null, will the Garbage Collector immediately free the memory held by that object? When is the finalize called? What is the purpose of finalization? What does System. What is the purpose of garbage collection in Java, and when is it used?

What is the difference between HashSet and TreeSet? What are some of the best practices relating to the Java Collection framework? What is the tradeoff between using an unordered array versus an ordered array? What do you know about the big-O notation and can you give some examples with respect to different data structures? What is Java Priority Queue? What is Comparable and Comparator interface?

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