tag:blogger.com,1999:blog-69522338302949034432024-10-02T00:52:35.057-07:00Well come to Keytojava.blospot.com which is a unique blog which supports and create a java tutorials and java file to its user.also this blog provides you a latest modification done by javasoft people..Hi i am Sanjay Punekarhttp://www.blogger.com/profile/11884842756507364444noreply@blogger.comBlogger6125tag:blogger.com,1999:blog-6952233830294903443.post-18703974896755576662011-04-17T02:40:00.000-07:002011-04-17T02:41:38.692-07:00Take a questions list below to prepare for the interview..<br />really its work...Anonymousnoreply@blogger.com0tag:blogger.com,1999:blog-6952233830294903443.post-81458700236580195622010-05-22T04:42:00.001-07:002010-05-22T04:44:34.580-07:00<a href="http://groups.yahoo.com/group/OneStopJ2EE/join"><br /><img src="http://us.i1.yimg.com/us.yimg.com/i/yg/img/i/us/ui/join.gif" style="border: 0px;" alt="Click to join OneStopJ2EE" /><br /><p>Click to join OneStopJ2EE</p><br /></a>Anonymousnoreply@blogger.com2tag:blogger.com,1999:blog-6952233830294903443.post-78053064284615920112009-11-04T02:00:00.000-08:002009-11-04T02:01:20.169-08:00Why do we typecast ActionForm into out plain java bean class in Action class?<br />Explain struts flow ?<br />What is request processor class ?<br />What is Hibernate?<br />What is the DynaActionForm? How we implement the dynaactionform ? Explain the way to implement? in understandable way?<br />What is a RequestProcessor?<br />What is the difference between RequestProcessor and RequestDispatcher?<br />What is the main difference between Mvc1 and Mvc2 Architecture??<br />What are the Advantages&amp; disadvantages of MVC architecture ?<br />What are the disadvantages of MVC architecture ?<br />What is project architecture? Give brief explanation about project architecture?<br />How to forward from Array List to Jsp in Struts ActionServlet class?<br />What is the difference between SAX Parser and DOM Parser??<br />How data transferred from one form bean to another form bean?<br />What is Request Dispatcher and What is request Processor?<br />Which MVC architecture struts follows and why?<br />Where you will implement the tiles in struts?<br />Is a ActionForm controller or model?<br />How the error can be showed in the jsp page in struts?<br />What are the type of forward class in Struts?<br />Who will run the execute method in struts?<br />How will you view ur jsp page to the client by using properties file?<br />What is mean by custom tag?<br />What’s the diif between Mvc1 and Mvc2?<br />What are the actions in struts?<br />What are tiles in struts?<br />How you implement and maintain your struts project by using MVC2 arch?<br />How is the Struts framework related to MVC2?<br />What are components presents in Strutsconfig.xml?<br />What are the components of struts?<br />What r the disadvantages of MVC-2 Architecture?<br />Struts are thread safe or not ?<br />When connecting with the database, if database server is down, how can we handle this exception in struts, how can we send error message to the user?<br />What is BUSINESS DELIGATE PATTERN,DAO,VO,DTO?<br />What is the disadvantages of using DynaActionForm in struts framework?<br />Is form beans are serializable or not?<br />What is the disadvantage of struts frame work?<br />Project architecture in java ?<br />How to deploy your struts application in JBOSS ?<br />What are Struts properties?<br />In Struts Programming which is the controller, which is the model?<br />What is Request Dispatcher and what is Request Process?<br />What are the advantages and disadvantages of Struts?<br />How do you know what to give for the “path ” under in struts-config.xml ?<br />Is struts thread safe?<br />What is difference between perform() used in struts1.0 and execute() used in 1.1 ?<br />How many types of action classes are there in struts and their uses?<br />How to set email notification using struts. give the example code?<br />How to create validations? what are struts validation components?<br />Why servlet is used as controller not JSP?<br />How to pass runtime Parameter in Struts1.2?<br />How to create a search field in strut with code<br />What is ForwardAction and IncludeAction in struts?<br />How Struts will follow the MVC?<br />What is MVC Architecture?<br />What is the purpose of action servlet and action?<br />What are tiles in struts?<br />What is frame work in struts?<br />What is the difference between a Strut and a Class?<br />Difference between JSF Framework and Struts Framework ?Anonymousnoreply@blogger.com0tag:blogger.com,1999:blog-6952233830294903443.post-62065673035162253522009-11-04T01:57:00.000-08:002009-11-04T01:59:14.486-08:00Can Servlet have instance variables?<br />Can we create more than one ServletContext and ServletConfig in your application ?<br />How the jsp page can be regenerated?<br />When you compiling the Servlet is it necessary to restart the tomcat server?<br />Where the generated jsp source file are stored?<br />How the server will know its the same jsp page?<br />When the jsp page is translated to servlet?<br />I have class files in class folder. but I have no java files. but i want to modify the java files which are related to class files . how ?<br />How can we create object to a class in a jsp file?<br />We can’t Override Jsp Service method? Why?<br />Can u tell me that why there is need of “init()” , i mean why can not we initialize the Servlet object with the help of constructors?<br />What is the difference If we write the code in following manner class One extends httpservlet { } and class One extends genericservlet { } ?<br />What is the difference between Servlet Config and Servlet context ?<br />Can you send the mail from a servlet ,if yes tell how?<br />Is it possible to call servlet with parameters in the URL?<br />Why should we go for interservlet communication?<br />What are cookies and how will you use them?<br />How do you track a user session in servlets?<br />If you want to modify the Servlet, will the Webserver need to be Shutdown ?<br />What is use of parseQueryString ?<br />What is the difference between an applet and a Servlet?<br />Can i call destroy() method in init() method of Servlet ?<br />Can i call init() method in destroy() method of Servlet. ?<br />What are the types of process that could help to maintain the Session? Explain ?<br />Which method the Servlet container call to create the instance of the Servlet?<br />Directive Include and Action Include how both are working in JSP, what is the difference between both? In which situation we have to choose these elements?<br />Difference between Include, Forward and sendRedirect in Servlet?<br />What is the difference between Servlet and JSP? Advantage of JSP over Servlet? Any How ThreadSafe page attribute will be working in Servlet as well as in JSP?<br />What is difference between Forward() and sendRedirect() method?<br />What advantages do Servlets have over CGI programs?<br />What is Servlet life cycle?<br />How we can check in particular page the session will be alive or not ?<br />Can we override the ActionServlet?<br />What is Servlet Chaining? How do you do the Filtering in Servlets?<br />How do you pass the data from one servlet to another servlet?<br />How to deal with multi-valued parameters in a servlet?<br />How to set a cookie that is persisted only for the duration to the clients session?<br />How to pass a request object of one servlet as a request object to another servlet?<br />How long do servlets last?<br />How to prevent browser from caching the page content?<br />What is a session object?<br />What is servlet?<br />Is the init(ServletConfig sc) throws IOException or not?<br />What is SSL?<br />In which cases Destroy() is invoked?<br />What is meant by servlet to servlet communication?<br />HTTP tunneling means what?<br />How to maintain security in servlets?<br />How to make servlet thread safe?<br />What are the disadvantages of cookies?<br />How the HTML data stored in web server?<br />How do you maintain sessions in servlets?<br />How can you give alias to servlets?<br />What are the different services provided by the web server?<br />What are binding listeners?<br />How can you maintain servlet chaining?<br />Life Cycle of servlets?<br />What is servlet and what you get when we use servlets?<br />What are the CGI Programs?<br />What are the Internal servlets maintained by the web server?<br />Where the session data will stored?<br />Why setMaxAge() and getMaxAge() methods are used in Cookies?<br />In servlets, Why do we need both GET and POST method implementations?<br />What is the need of session tracking in HttpServlet ?<br />init() method of servlet loaded by?<br />When the methods init() and Distroy() will be called?<br />What is with the javax.servlet package naming?<br />What methods do we use in Servlet to Applet communication?<br />What is use of parseQueryString?<br />Name the webserver that is used to run Servlets?<br />What are setSecure() and getSecure() methods in Cookies?<br />What are setComment and getComment methods in Cookies?<br />What is the use of Servlets?<br />What is the role of the webserver?<br />What is the protocol used by Server &amp; Client?<br />Explain the methods in Generic and HTTP Servlets?<br />Explain the difference between GET and POST methods?<br />What is the difference between ExecuteUpdate and ExecuteQuery?<br />What is the advantage of using Servlets over CGI programming?<br />What is the default HttpRequest method?<br />What is the capacity that doGet method can send to the server?<br />What is the advantage of Servlets when compared with other server side technologies?<br />What is the ServletConfig() and what is its use?<br />How a user session can be tracked in servlets?<br />What is servlet tunnelling?<br />What is servlet exception?<br />What is ServletContext() and what is its use?<br />What are the parameters of the service method ?<br />What is context switching?<br />What is Client-Server Computing?<br />What is a Proxy Server?<br />What is a Session Id?<br />What is URL Rewriting ?<br />What is Servlet Context?<br />What is Server-Side Includes?<br />What is HTTP Session ?<br />What is DSN and System DSN and what is the difference between them?<br />What are different types of SessionTracking?<br />What are the types of ServletEngines?<br />What are different types of Servlets?<br />What type of protocols are used in HttpServlet?<br />What are the security issues in Servlets?<br />What are the methods in HttpSession and their use?<br />What are the methods in HttpServlet?<br />What are the exceptions thrown by Servlets?<br />Name the servers that can be used to develop and deploy Servlets?<br />What are the classes and interfaces for servlets?<br />How are Sessions are more advantage than using of Cookies or URLReWriting?<br />What is session variable in servlets?<br />What are cookies and how will you use them?<br />What happens, when client requests for server object, which is not yet loaded into the memory?<br />Explain life cycle of a Servlet?<br />What is multiple server?<br />In howmany ways applet-servlet communication can be done?<br />Explain in detail about applet to servlet communication?<br />Can a servlet be called by passing its name as a parameter in the URL?<br />Which type of data passing is used in realtime?<br />How will you open a new page after certain interval of time (5 sec), on clicking of a button in an html page?<br />Is there any need to shutdown the web server, if you want to modify a servlet?<br />How do you create connections for number of users, if you want to improve performance?<br />How session tracking can be achieved, if your browser doesn’t support cookies (or) if cookies are disabled?<br />What happens, if server sends a cookie to a browser that doesn’t supports cookies?<br />What methodology can be followed to store more number of objects in a remote server?<br />How values can be passed from HTML page to servlet?<br />What are the way a client can be tracked?<br />How many Cookies can a host support?<br />How to handle the debug errors in servlets?<br />How to pass JavaBeans data to JSP using Servlets?<br />How an Image can be loaded in a Servlet ?<br />How to invoke a Servlet?<br />What method is used to create database connection in servlets?<br />How to debug a servlet?<br />How variables can be accessed across the sessions?<br />How threads are implemented in servlets?<br />How multiple simultaneous requests can be handled by servlets?<br />How native code can be used in a servlet?<br />How servlets can be automatically reloaded?<br />How to run a servlet program?<br />Can threads be used in Servelet?<br />What is the difference between doGet and doPost?<br />What are the difference between HttpServlet and GenericServlets?<br />Is it possible to send a mail from a servlet? Explain?<br />Can we use servlets in JavaScript?<br />Can we use javascript in Servlets?<br />What is Single Threaded Model in Servlets? Explain this with an example?<br />What is Generic Servlet and how it is different from Http Servlet?Anonymousnoreply@blogger.com0tag:blogger.com,1999:blog-6952233830294903443.post-84228363344130429942009-11-04T01:55:00.000-08:002009-11-04T01:57:14.492-08:00Callable is interface or class ?<br />preparedstatement p= new preparedstatement is it possible ?<br />How to find total column from a resultset?<br />How to find the column count in resultset?<br />What is the use of prepared statement? Will that precompiled statement be executed or compiled?<br />What are design patterns?<br />How you will execute the many tables data ?<br />What is meant by primary key and unique key?<br />What is connection pooling? how do u create connection pooling? what is the use connection pooling?<br />What does the method Class.forName returns?<br />Is that compulsory to have Primarykey-forignkey for joints (outer inner,equal)<br />How is database middleware used to access legacy databases?<br />How does JDBC differ from ODBC?<br />How do you create Connection?<br />In JDBC, All the APIs are interfaces? Where is the actual implementation?<br />What is metadata and it’s use?<br />What is callable statement?<br />What is PreparedStatement?<br />How many isolation levels are supported in JDBC and what are they?<br />How many types of JDBC drivers are there and what are they?<br />Difference between servlet and applet method?<br />What is the signature of init method?<br />Difference between Generic Servlet and HTTP Servlet?<br />Difference between Dirty, committed ,phantom, repeatable reads?<br />Write down exceptions those appear in java programs when u write JDBC Programs?<br />What is Stored procedure purpose?<br />Different statements in JDBC?<br />What is call level interface?<br />JDBC Drivers properties?<br />What is execute(), executeUpdate() and executeQuery() methods?<br />What are the types of result sets in JDBC 3.0 ?<br />What are the Different types of exceptions in JDBC?<br />What is the syntax of URL to get connection?<br />What is CallableStatement and what is its usage?<br />What type of driver called is pure Java driver?<br />Which Driver is preferable for using JDBC API in Applets?<br />What are the conditions applies to varchar variable, when using in procedures?<br />What is the latest version of JDBC? What new features are added?<br />What is the exception thrown by JDBC ?<br />What is database null and Java null?<br />What is the difference between Minus, and Intersect?<br />What is the difference between Union, Unionall ?<br />What is JDBC and ODBC and what are the differences between them?<br />What is the difference between ExecuteUpdate and ExecuteQuery?<br />What are static and dynamic queries?<br />What is meant by a ResultSet?<br />What is Statement and PreparedStatement? What is the difference?<br />What is de-normalization?<br />What is correlated subquery?<br />What is an outer join?<br />What is a Connection?<br />What are the advantages of JDBC?<br />What is JDBC?<br />What type of drivers have you used?<br />What does Class.forName return?<br />When you will get error like No suitable driver?<br />What type of drivers are used for web application?<br />What are the different types of statements?<br />What are the different types of modifiers?<br />What are the different types of 2 tier and 3 tier architecture ?<br />What are the common JDBC problems that you got and how do you solved them?<br />What are the Normalization Rules?<br />What are the Isolation level in JDBC transaction?<br />What are pros and cons of using of Type-2 and Type-4 Drivers over Type-1 driver?<br />What are statements in JAVA ?<br />What are restrictions on triggers?<br />Explain the different ways to register a driver?<br />What is the difference between triggers and procedures?<br />What are cursor attributes?<br />What are different types of transactions?<br />How to find number of records in result set?<br />What is the equivalent method for precompiled SQL Statement in JDBC?<br />What is Normalization?<br />Can we define indexes on a foreign key? Explain pros and cons?<br />Commit() and Rollback() methods are defined in which interface?<br />What type of driver you use in real-time projects?<br />Under what circumstances, that all four drivers are used?<br />How to know how much data is truncated?<br />If I am using JDBC API, do I also have to use ODBC?<br />How transactions are performed using JDBC ?<br />How vendor Naming registry supports JNDI?<br />How to store images in database?<br />How the information about db(database) can be retrieved?<br />How to check null value in JDBC?<br />How is jndi useful for Database connection?<br />How do you know which driver is connected to a database?<br />How do you debug PL/SQL code?<br />Without using of Class.forName(? ?), how do you connect to db?<br />Explain the sequence of steps to connect to the database?<br />What is isolation level? How to set it?<br />How do find debugging problems related to JDBC API?<br />How to get a whole row of data at once?<br />How can you sort dates?<br />How warnings are retrieved in JDBC?<br />How a driver can be loaded?<br />How data can be inserted into long row column of database?<br />How to get the data from a table into a buffer?<br />How to find that, a row is updated or not?<br />What are JDBC statements?<br />How MS-Access DB can be accessed over a network, using JDBC API?<br />What is static Synchronized method in JDBC API? Give an example?<br />What are the salient features of JDBC 2.0?<br />What are stored procedures? How to call them?<br />What is Type-4 Driver and when this driver is used?<br />What is Type-2 Driver and when this driver is used?<br />What is Type-1 Driver and when this driver is used?<br />What is 2-tier and 3-tier architecture?<br />Does the JDBC-ODBC Bridge work with Microsoft J++?<br />The new features of the JDBC 2.0 API, will be supported for JDBC-ODBC Bridge?<br />Does multiple concurrent open statements per connection are supported by the JDBC-ODBC Bridge?<br />Can you define a foreign key, with a key from the same table?<br />Can the JDBC-ODBC Bridge be used with applets?<br />How can a java objects be stored in database?<br />Are there any ODBC drivers that do not work with the JDBC- ODBC Bridge?<br />Is the JDBC-ODBC Bridge multi-threaded?<br />How to execute bulk number of queries at once?<br />How can you tune SQL statements?<br />Can you create an index on sex column where there is M or F?<br />What is Type-3 Driver and when this driver is used?<br />Can we use the one instance of Statement to execute more than one query ?Anonymousnoreply@blogger.com0tag:blogger.com,1999:blog-6952233830294903443.post-18693872219498401972009-04-18T11:15:00.000-07:002009-04-18T11:30:07.439-07:00this blog realy help to the people who want to make carrier in java at globle level.just click on adds by google. and get your answer...Anonymousnoreply@blogger.com0