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Q81. View the Exhibit. 

Assume the product attribute does NOT yet exist in any scope. 

Which two create an instance of com.example.Product and initialize the name and price properties to the name and price request parameters? (Choose two) 

A. <jsp:useBean id="product" class="com.example.Product" /> 

<jsp:setProperty name="product" property="*" /> 

B. <jsp:useBean id="product" class="com.example.Product" /> 

<% product.setName( request.getParameter( "name" ) ); %> 

<% product.setPrice( request.getParameter( "price" ) ); %> 

C. <jsp:useBean id="product" class="com.example.Product" /> 

<jsp:setProperty name="product" property="name" 

value="${param.name}" /> 

<jsp:setProperty name="product" property="price" 

value="${param.price}" /> 

D. <jsp:useBean id="product" class="com.example.Product"> 

<jsp:setProperty name="product" property="name" 

value="${name}" /> 

<jsp:setProperty name="product" property="price" 

value="${price}" /> 

</jsp:useBean> 

Answer: AC 


Q82.  

<role-name>Admin</role-name> 


Q83. You are building a dating web site. The client’s date of birth is collected along with lots of other information. The Person class has a derived method, getAge() :int, which returns the person’s age calculated from the date of birth and today’s date. In one of your JSPs you need to print a special message to clients within the age group of 25 through 35. 

Which two EL code snippets will return true for this condition? (Choose two.) 

A. ${client.age in [25,35]} 

B. ${client.age between [25,35]} 

C. ${client.age between 25,35} 

D. ${client.age <= 35 && client.age >= 25} 

E. ${client.age le 35 and client.age ge 25} 

F. ${client.age > 35 && client.age < 25} 

Answer: DE 


Q84. Click the Exhibit button. 

Given the HTML form: 

1. <html> 

2. <body> 

3. <form action="submit.jsp"> 

4. Name: <input type="text" name="i1"><br> 

5. Price: <input type="text" name="i2"><br> 

6. <input type="submit"> 

7. </form> 

8. </body> 

9. </html> 

Assume the product attribute does NOT yet exist in any scope. 

Which code snippet, in submit.jsp, instantiates an instance of com.example.Product that contains the results of the form submission? 

A. <jsp:useBean id="com.example.Product" /> 

<jsp:setProperty name="product" property="*" /> 

B. <jsp:useBean id="product" class="com.example.Product" /> 

${product.name = param.i1} 

${product.price = param.i2} 

C. <jsp:useBean id="product" class="com.example.Product"> 

<jsp:setProperty name="product" property="name" 

param="i1" /> 

<jsp:setProperty name="product" property="price" 

param="i2" /> 

</jsp:useBean> 

D. <jsp:useBean id="product" type="com.example.Product"> 

<jsp:setProperty name="product" property="name" 

value="<%= request.getParameter( "i1" ) %>" /> 

<jsp:setProperty name="product" property="price" 

value="<%= request.getParameter( "i2" ) %>" /> 

</jsp:useBean> 

Answer: C


Q85. You have a use in your web application that adds several session-scoped attributes. At the end of the use case, one of these objects, the manage attribute, is removed and then it needs to decide which of the other session-scoped attributes to remove. 

How can this goal be accomplished? 

A. The object of the manager attribute should implement the HttpSessionBindingListener and it should call the removeAttribute method on the appropriate session attributes. 

B. The object of the manager attribute should implement the HttpSessionListenar and it should call the removeAttribute method on the appropriate session attributes. 

C. The object of the manager attribute should implement the HttpSessionBindingListener rind it should call the deleteAttribute method on the appropriate session attributes. 

D. The object of the manager attribute should implement the HttpsessionListener and it should call the deleteAttribute method on the appropriate session attributes. 

Answer: A


Q86. You are implementing a model component. You realize that an IOException might arise if you lose connection to the database. How should you address this? 

A. Implement multipathing to provide redundant connectivity to the database, thereby avoiding that risk of connection failure. 

B. Provide an error handler page, and use the page directive in the invoking ISP to redirect to that page if the error arises. 

C. Use the JSTL <c:catch> tag to take control if the exception arises. 

D. Surround the problem area with a try/catch block and implement appropriate recovery or fallback behavior. 

Answer:


Q87. A servlet wishes to indicate that it is unable to initialize at the present time, but that the initialization might succeed at some future time. Which is true? 

A. This cannot be expressed. A servlet either initializes correctly or fails. 

B. This expression is not necessary. If a servlet fails to initialize, the container will try again later each time a request is received that attempts to invoke that servlet. 

C. The servlet should delay until it is ready to complete initialization successfully. 

D. The servlet should throw an UnavailableException 

E. The servlet should throw a servletException 

Answer: E


Q88. Which security mechanism uses the concept of a realm? 

A. authorization 

B. data integrity 

C. confidentiality 

D. authentication 

Answer: