Java application for create-read-update in table, You are required to imple...

You are required to implement a Java application that allows a user to create, read, update and delete data in a table in a MySQL database. Your program must use a Java class that

Explain what is orm, Object Relational Mapping , its a tool for transaction...

Object Relational Mapping , its a tool for transaction management that requires to be integrated with Spring, Struts etc.Eg : Hibernate, i Batis,JDO etc

Clean up for java programs, You have recently joined a games company. The S...

You have recently joined a games company. The SQA manager has given you the task of improving the code quality of simple games. This is a standard task which the SQA manager gives

Differentiate between smtp and pop3 server, Differentiate between SMTP and ...

Differentiate between SMTP and POP3 server? SMTP (Simple Mail Transfer Protocol) is a protocol used to send and receive eMail messages over a TCP/IP network. While POP3 (Post

Nested classes and Outer and inner classes,

Explain java flow control, Explain java flow control ? if els...

Explain java flow control ? if else else if while for do while switch case break continue goto is a reserved word.

Why http is a stateless protocol ?, The "http protocol" is a stateless resp...

The "http protocol" is a stateless response or request based protocol. You may contain the state information between different page requests as given below: HTTP Sessions are

What is publish or subscribe messaging, With publish or subscribe message p...

With publish or subscribe message passing the sending application or client establishes a named topic in the JMS broker or server and publishes messages to this queue. The receivin

Differentiate between time slicing and preemptive scheduling, What is diffe...

What is difference between time slicing and preemptive scheduling? Differences between preemptive and time scheduling are: In case of Preemptive scheduling the highest prior

Develop a java application, Project Description: Modules of software: ...

Project Description: Modules of software: 1 - Serial RS232 comm port comunication 2 - NanoHTTPD serving some processed pages 3 - System tray application to indicate sta