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You must prepare your self with following
1.Know how to add logger
2. How to write jUnit
3. know about thread safety
4. Differnt design patterns
5. How to improve perfomance
6. How to read write property or file
7. Debuggin skill
I need to do following
1. Remove all exception
2. see if design is correct or can be imporved
3. put synchronisation /thread safety
4. Improve perfomance
5. Add logger
6. write cache (differentiate between frequently used
never used on client machine and add junit for all scenarios
This is round 1!! if you pass than they will call for interview... not sure what lies ahead!!!
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CISCO
How you will store username-telephone number in collection
How you will store multiple telephone numbers associated with user
What all methods you have in Java Object (Super class)
What is the significance of equals and hashcode methods in java class
How you debug the code
Runtime polymorphism example and where does that exactly happens in overriding method.
How you will create threads in java. When you will go with extends and when you will go with runnable
What is the use of Java Extends and runnable implementation
Write sample code that starts 2 thread
Can we directly call run method instead of start
What happens when we say thread.start()………
Which state thread will be in once we say thread.start
What are the different type of access levels you have in java. Tell the difference
What all scopes are there in jsp
How you will add a variable in session
If you put some parameter in session , how you will track that it has changed in session
How you will connect to database...write the code
What is database driver?
What is jdbc ...how many types of driver you have in java and what are they
Do you know Hybernate ? Tell me few features of hybernate
Tell me about servlet lifecycle
What is the difference between Generic servlet and http servlet
How you will handle multiple users in servlet
Tell me about threads
Tell me difference between Get and Post method
Tell me thread lifecycle
Where does lock exists in thread?
What all collections we have
What is the difference between send redirect and forward
How you will call different domain url from your application
Tell me about collections
What is spring tell spring flow
What is difference between application context and spring bean
Tell me the life cycle of spring bean
What is application context and what are various ways to instantiate it
What is IOC and what is AOP
What all modules you have in Spring
Tell me how struts 2 flow
Problem:
I have an xml file. It is storing information about the classes. Now I want to get these classes from xml and write it into a File using parsers. Tell me how you will proceed ? |
