Java Interview Questions - 2
Tuesday, March 18, 2008
- Suppose if we have variable ‘I’ in run method, if I can create one or more thread each thread will occupy separate copy or same variable will be shared?
- Tell some latest versions in JAVA related areas?
- What are JVM.JRE, J2EE, JNI?
- What are Normalization Rules? Define Normalization?
- What are abstract classes?
- What are adapter classes?
- What are advantages of java over C++?
- What are benefits if Swing over AWT?
- What are byte codes?
- What are files generated after using IDL to java compiler?
- What are session variable in servlets?
- What are statements in Java?
- What are streams?
- What are swing components?
- What are traverses in binary tree?
- What are virtual functions?
- What do you know about garbage collector?
- What do you mean by light weight and heavy weight components?
- What do you mean by multithreading?
- What is JAR file?
- What is JFC?
- What is JNI?
- What is base class for all swing components?
- What is client server computing?
- What is constructor and virtual function? Can we call virtual function in constructor?
- What is corresponding layout for card in swing?
- What is difference abstract class and interface?
- What is exact difference in between Unicast and Multicast object? Where will it be used?
- What is functionability stubs and skeletons?
- What is functionality of stub?
- What is interface?
- What is layout for toolbar?
- What is light weight component?
- What is main functionality of Prepared Statement?
- What is main functionality of remote reference layer?
- What is mapping mechanism used by java to identify IDL language?
- What is middleware? What is functionality of web server?
- What is polymorphism?
- What is protocol used by server and client?
- What is role of Web Server?
- What is root class for all java classes?
- What is serializable interface?
- What is serialization?
- What is thread?
- What is update method called?
- What is use of interface?
- What is user defined exception?
- When will you use interface and abstract class?
- Where are card layouts used?
- Why do we use oops concepts? What is its advantage?
- Why do you canvas?
- Why does java not support multiple inheritance?
- Why is java not fully objective oriented?
- Why is java not pure oops?
- Why java is considered as platform independent?
- Why there are some null interface in JAVA? What does it mean? Give some null interface in JAVA?
- Write down how will you create Binary tree?
- Write program for recursive traverse?
- what is meant wrapper classes?
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