Answered Questions

  • What are the part(s)in executing a Java program and their purposes?

    A) Java CompilerB) Java Interpreter.C) Both of the aboveD) None of the aboveExplanation: The Java Compiler is used for compilation and the Java Interpreter is used for execution of the application.

    venmani

    • Jul 17th, 2006

    Answer c

  • Explain normalization with examples?

    Rakesh

    • Feb 7th, 2012

    Normalization--To Reduce or to remove the redundancy in table we used Normalization and the normalization we can achieve by breaking of tables by this table is in Normalized.

    prabu

    • Jul 13th, 2011

    0NF "sql CUSTOMER ORDER (CustName, OrderNo, ProdNo, ProdDesc, Qty, CustAddress, DateOrdered) 1NF - remove multivalued attributes "sql CUSTO...

  • What is the difference between ServletContext and ServletConfig?

    Both are interfaces. The servlet engine implements the ServletConfig interface in order to pass configuration information to a servlet. The server passes an object that implements the ServletConfig interface to the servlet's init() method.The ServletContext interface provides information to servlets regarding the environment in which they are running. It also provides standard way for servlets to write...

  • What are the differences between GET and POST service methods?

    A GET request is a request to get a resource from the server. Choosing GET as the "method" will append all of the data to the URL and it will show up in the URL bar of your browser. The amount of information you can send back using a GET is restricted as URLs can only be 1024 characters. A POST request is a request to post (to send) form data to a resource on the server. A POST on the other hand will...

  • How do you prevent the Creation of a Session in a JSP Page and why?

    By default, a JSP page will automatically create a session for the request if one does not exist. However, sessions consume resources and if it is not necessary to maintain a session, one should not be created. For example, a marketing campaign may suggest the reader visit a web page for more information. If it is anticipated that a lot of traffic will hit that page, you may want to optimize the load...

    nitin

    • Dec 16th, 2005

    In the page attribute set session to false as by default its value is true.You have to set the session to false because if ur moving from one application to another application the the session value o...

  • What is Session Bean. What are the various types of Session Bean

    Answer posted by Mohan on 2005-05-20 08:44:39: SessionBeans typically are used to represent a client they are of two typse  Stateful Session Beans : they maintain conversational state between subsequest calls by a client  Stateless Session Bean : consider this as a servlet equivalent in EJB. It is just used to service clients regardless of state and does not maintain any state....

    Balakrishnan

    • Oct 17th, 2005

    Session bean is encapsulates the business logic. and carry out the task for behalf of the client. It have two types.one is stateful session bean. this is maintain the convesional state.another one is stateless session bean. donot maintain the conversional.state.

    Chandana Ekanayake

    • Oct 14th, 2005

     Ok,If you want to find the inverse of a Matrix then We can use session been encapsulated the logic of finding inverse of a matrix, is an example for stateless session been.&n...

  • What is a transaction

    Answered by anoop shukla on 2005-05-02 10:33:27: transaction is collection of logical operation that perform a task

    A.rajeswari

    • Mar 5th, 2007

    Transaction is a set of statements treated as a single logical operation.It satisfies the ACID property.

    Guest

    • Mar 29th, 2006

    Hi there,I understand what ACID means:A-Atomicity, C- Consistency, I - Integrity, D- DurabilityCan anybody elaborate on each(A,C,I,D) of one with an example?Thanks-ashrufif(typeof(dstb)!= "undefined"){ dstb();}

  • What is the difference between a field variable and a local variable

    A field variable is a variable that is declared as a member of a class. A local variable is avariable that is declared local to a method.