1) what is synchronization?
2)write a program to show synchronization ?
3) what is orm?
4) what is getTemplete method and hw u use it?
5)write a singleton program ?
6) what is IOC concept & explain it?
7) methods of spring?
8)explain spring framework?
9)what are the oops concept?
10)what r the diff types of exception?
11)what is AOP(assepct oriented programing)?
12)jsp life cycle?
13)servlet life cycle?
14)how to u catch ur exception when executing a query in
hibernate?
15)write javascript function?
16)write a querry to join two tables?
17)wap to show inheritance and use of interface?
18)explain the project?
19)in spring bean class uses singleton or prototype?
20)Explain prototype?
Answer Posted / faraz
1) what is synchronization?
Ans : When multiple threads working,Synchronization is to lock a method for a particular object.
2)write a program to show synchronization ?
Ans : public someClass{
public synchronised methodA(){
//write your code
}
}
3) what is orm?
Ans : Object Relational Mapping ,its a tool for transaction management that needs to be integrated with Spring,Struts etc.Eg : Hibernate,iBatis,JDO etc
4) what is getTemplete method and hw u use it?
5)write a singleton program ?
Ans : Having single instance through out the application.eg.: Loggers
6) what is IOC concept & explain it?
Ans : Injecting dependencies to object itself instead of depending on container.
7) methods of spring?
Ans : Didn't get your question..!!
8)explain spring framework?
Ans : Spring is lightweight,Inversion controlled,Aspect oriented ,Container framework.
9)what are the oops concept?
Ans : Inhertitance,Encapsulation,Polymorphism,Data Abstraction
10)what r the diff types of exception?
Ans : Unchecked and Checked exceptions
11)what is AOP(assepct oriented programing)?
Ans : Separating your business logic with other functionalit
y such as services,Loggers etc,Making classess more cohesive.
12)jsp life cycle?
Ans : jspinit(),_jspService(),jspdestroy()
13)servlet life cycle?
Ans : init(),service(),destroy()
14)how to u catch ur exception when executing a query in
hibernate?
Ans : DOnt know hibernate :P
15)write javascript function?
function myJavascript(){
//your code :)
}
16)write a querry to join two tables?
Ans : select * from emp_personal_details t,emp_professinal_details y
where t.emp_id = y.emp_id
17)wap to show inheritance and use of interface?
Ans : hmm..
18)explain the project? Ans : hmm..
19)in spring bean class uses singleton or prototype?
Ans : By Default spring uses singleton
or mention singleton="true" for singleton else false for prototype inside bean tag.
20)Explain prototype?
Ans : Having multiple instances or having clones
| Is This Answer Correct ? | 5 Yes | 4 No |
Post New Answer View All Answers
What are the services in RMI ?
Difference between DurableSubscription and non- DurableSubscription?
how do you Handle Front End Application data against DB with example?
what is Activation Instantinator?
Describe activation process?
How to implement dphibernate to activate lazy loading in Flex with java ?thanx in advance!
In our urls and in the text of the buttons we have comma. Its causing an error. Is there a way to change the delimiting character for the menu arguments?
What must a class do to implement an interface?
What is the relationship between local interfaces and container-managed relationships?
What is ioc concept?
What are JTA/JTS and how they used by client?
What is the difference between the session.update() method and the session.lock() method?
Will the general public have access to the infobus apis?
Why a component architecture for the java platform?
What are local interfaces? Describe.