how to give transparency for JComboBox,JListBox and JTable

TCS,

How to merging the particular cells in JTable

how to give transparency to JComboBox,JList and JTable

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what is polymorhism what is inheritance? what is Abstract n Interface? what if two interfaces have same method and a concrete class is implementing both the interfaces. Will there be a compilation error? What are mutable and immutable classes? How can u make a class mutable? when will u use dem ...explain with example? what is overriding and overloading? what is garbage collection? what is Thread? how do dey communicate? what are the different ways of implementing ? have u used any messaging technologies? what is synchronization? what are some additions in java 1.5? what are generics? whst is advanced for loop? what is finally block? can u have a try in finally? yes!! can u have a finally in finally? how do you write junits? when is a object eligible for garbage collection?explain? a = null and b has ref to a will b be eligible to be garbage collected? sql questions like diff joins? how do dey work? exception handling? what is marker interface? what is the need??

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how to integrate the webservices and jsp

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Thanks A.jyotsna, Can u tell me differnce between abstract class and interface vikash

how can you switch onemodule to another module by switch action class plz explain with exapmle?

Atos Origin, HeadStrong, Satyam,

how can you retrive information from database by using hashmap/arraylist ,plz explain with example briefly?

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how can u handle run time exception in java? explain with brief explanation with examples?

CTS,

what is session tracking?what are types of session tracking ?and when to cookies,when to use sessionmanagement,whent use url rewriting technique,plz explain briefly?

Satyam, TCS,

23. Storage space in java is of the form Stack Queue Heap List 24. What is java code embedded in a web page known as Applets Servlets scriptlets snippets 25. Which of the following attributes are compulsory with an tag?. code,height & width. 26. What does 'CODEBASE' in an applet tag specify?. Files absolute path.

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Need 2+ yrs experienced java techinical question papaer for company Iflex

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Hi Friends, Suppose you have a web appliction which consists of 100 clients are connected with Connection pooling and they are associated with 100 connection objcet and connected with DB sever,Due some problem DB-Server suddenly crashed and server came to down state for a while after few minutes DB-server once again up,Now how will I manage my Pool Management with my 100 clients...can any one tell me??????????????????

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