Answer / Madhur Gautam

"Bootstrap class loader", "Extension class loader", and "Application class loader" are the three primary types of class loaders used by JVM.

hi, All are saying that now software field position is not good and in 5-10yrs total software field ll be saturated . is it true? i am unable decide ii continue in this field or not please tell me?

19 Answers  

---

Why use a datasource when you can directly specify a connection details?

1 Answers  

---

can a static method be overridden

12 Answers   SolutionNET,

---

Hi frnds ,iam new to java and j2ee ,my requirement is using java or any j2eetech how to lock an user when he enter wrong credentials(uname&password) more than 3 times.take the username and passowrd in a bean no need to conned Db kindly provide me sample application code or and ideas or links or tutorials plzzzzz urgent for me thanks in advance...

2 Answers   NSN,

---

Why RMI required an interface?

1 Answers  

---

1) which method of the RequestDispatcher cannot be called once the output is sent to the client? a. forward b. include c. both a&b 2) which interface should an object implement to get notified of changes to the list of active sessions in a web application? a. HttpSessionListener b. HttpSessionActivationListener c. HttpSessionAttributeLIstener 3) A user can select multiple locations from a list box on an HTML form, which of the following methods can be used to retrieve all the selected location? a. getParameter() b. getParameterValues() c. getParamValues() 4) which of the following methods should be used to send character text to the client? a. ServletResponse.getWriter() b. ServletResponse.getOutputStream() c. ServletResponse.getOut() 5) which implicit object is always available in a JSP page? a. exception b. session c. out 6) which inclusion mechanism doesn't include the source of the page, rather the output of the page. a. include directive b. jsp:include action c. Bothe a& b 7) which attribute of the page controls whether a page participates in session or not? a. session-allowed b. session c. isSession

1 Answers  

---

what is a Daemon Thread?

2 Answers  

---

what is the Scope of Final Keyword in Java?

1 Answers   HCL,

---

What is the lifecycle of an applet?

2 Answers  

---

What are the services in RMI ?

1 Answers  

---

what is activation monitor and what is its job?

1 Answers  

---

What is a tasks priority and how is it used in scheduling?

1 Answers  

---