CS506 Final Term Quiz 4 Jan 2024 by Miss Mehwish

CS506 · Final Term (Live Quiz) · Past Papers for Mids./Finals are also Available

Q1. What are the requirements for a class to be considered a JavaBean? It must implement the java.beans. Bean interface.

It must be a subclass of the java.beans. JavaBean class. ✔ It must have a default constructor and follow specific naming conventions. There are no specific requirements for a class to be a JavaBean.

Q2. Servlet mapping is defined in ________

html ✔ web.xml servlet JSP

Q3. Which of the following object contains information specific to a servlet?

Q4. HTML comments are ____________ in browser and JSP comments are ________________ in browser.

shown, hidden shown, shown ✔ hidden, hidden hidden, shown

Q5. What is the purpose of the <servlet-mapping> tag in web.xml?

To define servlets with their class names. ✔ To specify the URL patterns that map to servlets. To configure servlet initialization parameters. To set session configuration for servlets.

Q6. Context attributes are shared among _____________ servlet/s of ___________. two, a web application

1. all, a web application

all, desktop applications two, desktop applications

Q7. How to add a Cookie object to a HttpServletResponse in Java servlets? ✔ Using response.addCookie(cookie);

Using response.createCookie(cookie); Using response.setCookie(cookie); Using response.sendCookie(cookie);

Q8. JSP directives can be used to affect which part of the web application? Only the HTML content

The client-side JavaScript ✔ The overall structure of the servlet Only the database connection

Q9. What does request.getCookies() return in Java servlets?

A single Cookie object representing all cookies sent by the client. The expiration time of cookies sent by the client. The number of cookies sent by the client. ✔ An array of Cookie objects representing cookies sent by the client in the request.

Q1. Which design principle do JavaBeans adhere to?

Inheritance

Encapsulation ✓

Polymorphism Abstraction

Q2. Which of the following is not the stage of servlet lifecycle?

Wait ✓ Service Destroy