Computer Knowledge

Java Enterprise and Web Technologies

2,183 Questions

Java enterprise and web technologies questions focus on J2EE architecture, web services like SOAP, and servlet functionalities. These topics frequently appear in IT officer and specialist scale examinations. Regular practice ensures familiarity with enterprise application components.

HttpServlet methodsSOAP and web servicesEJB architecture rolesJ2EE componentsJSP servlet callingUDDI concepts

Java Enterprise and Web Technologies Questions

Multiple choice

Application servers are used in e-commerce to provide

  1. isolation between front end and back end

  2. isolation between corporate and consumers

  3. isolation between product and consumer

  4. options 1 and 3

  5. only option 2

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Business application details at front end and details of connecting them to database at back end are isolated by these servers.

Multiple choice

Which of the following JSP session method specifies the time between client requests before the servlet container will invalidate this session?

  1. public int getMaxInactiveInterval()

  2. public void setMaxInactiveInterval(int interval)

  3. public long getLastAccessedTime()

  4. public void invalidate()

  5. none of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Yes, this method specifies the time between client requests before the servlet container will invalidate this session

Multiple choice

Which of the following JSP session method returns the maximum time interval that the servlet container will keep this session open between client accesses?

  1. public int getMaxInactiveInterval()

  2. public void setMaxInactiveInterval(int interval)

  3. public void invalidate()

  4. public long getLastAccessedTime()

  5. none of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Yes, it returns the maximum time interval that the servlet container will keep this session open between client accesses.

Multiple choice

HTML form receives a value from user. Once received, this value must be moved into request object of IIS server. Which of the following will frame such condition?

  1. TCP/IP

  2. Java script

  3. ASP.Net

  4. .Net framework

  5. VB.Net
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

ASP.Net net is specifications or conditions in which following is also a condition imposed to the system.: HTML form receives a value from user. Once received this value must be moved into request object of IIS server