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What exception is thrown when Servlet initialization fails?

1. ServletException
2. RemoteException
3. IOException
4. SocketException

✅ Correct Answer: 1

The classes in the _________ directory must be available for the “Classloader” of the application?

1. /root/lib/classes/
2. /root/classes/
3. /WEB-INF/lib/classes/
4. /WEB-INF/classes/

✅ Correct Answer: 4

Which of the following statements are correct about the status of the Http response?

1. HTTP status codes in the 500 to 599 range indicate that the error is related to the client
2. HTTP status codes in the 400 to 499 range indicate that the error is related to the server
3. HTTP status codes in the 300 to 399 range are informational messages.
4. HTTP status codes in the 200 to 299 range means that the client’s request was successful.

✅ Correct Answer: 4

Why are beans used in the J2EE architecture instead of writing all the code in the JSPs?

1. Allows the separation of roles between web developers and application developers
2. Allows integration with Content Management tools
3. all of the above
4. None of the mentioned

✅ Correct Answer: 1

What is correct about JSP Scriptlets ?

1. A loop can start in one Scriptlet and end in another
2. Instructions in a Scriptlet must follow Java syntax
3. Semicolon is required at the end of each statement in a Scriptlet
4. All the answers are true

✅ Correct Answer: 4

Which method is called first each time a servlet is called?

1. Start()
2. Run()
3. init()
4. Servive()

✅ Correct Answer: 3

What is the scope of response object?

1. session
2. page
3. request
4. response

✅ Correct Answer: 2

In JSP, how can you tell which HTTP method (GET or POST) is being used by the client request?

1. Using request.getMethod()
2. Using request.setMethod()
3. Impossible to know
4. None of the mentioned

✅ Correct Answer: 1

What is the difference between using “forward” and “sendRedirect()”?

1. forward runs on the client side while sendRedirect() runs on the server side
2. forward runs on the server side while sendRedirect() runs on the client side.
3. Both methods work in the same way.
4. None of the mentioned

✅ Correct Answer: 2

How can a servlet call a JSP error page?

1. This feature is not supported
2. When the servlet throws the exception, it will be automatically caught by the calling JSP page
3. The servlet should forward the request to the URL of the specific error page. The exception is thrown as an attribute named “javax.servlet.jsp.jspException”
4. The servlet should redirect the response to the error page

✅ Correct Answer: 3

Any client request to access resources in the WEB-INF/ directory must be returned with a ________?

1. BAD_REQUEST
2. SC_NOT_FOUND
3. SC_INTERNAL_SERVER_ERROR
4. ESC_BAD_REQUEST

✅ Correct Answer: 2

Which of the following is not an implicit object in JSP?

1. system
2. page
3. response
4. request

✅ Correct Answer: 1

Which of the following is a challenge in a J2EE?

1. Fault tolerance
2. Durability
3. Scalability
4. reliability

✅ Correct Answer: 4

Which of the following is not a J2EE client?

1. Web applications
2. Applets
3. Java Web Start clients
4. JSP

✅ Correct Answer: 4

Which of the following is not a web centric component?

1. Applets
2. Web Services
3. Servlets
4. Java Server Pages

✅ Correct Answer: 1

Which of the following is not a reserved word?

1. while
2. goto
3. if
4. then

✅ Correct Answer: 4

Which one of the following that controls communication between tiers in J2EE multi tiers architecture?

1. API
2. ACL
3. JDBC
4. RMI

✅ Correct Answer: 2

Which of the following act as an interface between a component and the low level platform?

1. Session Bean
2. Entity Bean
3. Container
4. Applets

✅ Correct Answer: 3

Which of the following is not a feature of Message Driven Bean?

1. It has no client visibility
2. The container cannot pool instances
3. It does not have a local or remote interface
4. It is invoked asynchronously by the container

✅ Correct Answer: 2

A JMS message producer is created by

1. session
2. connection
3. destination
4. industry

✅ Correct Answer: 1

Which technology provides the flexibility to swap between XML processors with no application code changes?

1. JAAS
2. SAX
3. XSLT
4. JAXP

✅ Correct Answer: 4

Which is the serializable interface

1. object
2. method
3. classes
4. state

✅ Correct Answer: 1

Abstract class can’t be final in java.

1. True
2. False
3. all of the above
4. None of the mentioned

✅ Correct Answer: 1

It is ________ to have an abstract method.

1. Not mandatory for an static class
2. Not mandatory for a derived class
3. Not mandatory for an abstract class
4. Not mandatory for parent class

✅ Correct Answer: 3

How many abstract classes can a single program contain?

1. At most 1
2. As many as required
3. At least 1
4. At most 127

✅ Correct Answer: 2

Which is a wrapper class?

1. float
2. char
3. int
4. bool

✅ Correct Answer: 1

Attribute in an applet tag is _________

1. codeclass
2. codename
3. codebase
4. none

✅ Correct Answer: 3

Attribute in an applet tag is _________

1. length
2. width
3. class
4. breadth

✅ Correct Answer: 2

JSP expression is represented by _____

1. <% %>
2. <%0 %>
3. <% ! %>
4. <% = %>

✅ Correct Answer: 4

JSP directive is represented by _____

1. <% @ %>
2. <%0 %>
3. <% ! %>
4. <% = %>

✅ Correct Answer: 1

What will specify IS A relationship?

1. IS A
2. Extends
3. Volatile
4. Instance of

✅ Correct Answer: 2

Abstract class can be ______

1. final
2. subclass
3. instantiated
4. none

✅ Correct Answer: 2

log() method is available in which interface?

1. Logger Interface
2. False
3. all of the above
4. None of the mentioned

✅ Correct Answer: 1

If a table has 2 columns with NOT NULL and UNIQUE constraints on it ..what will be the candidate/ primary key?

1. both are called candidate key
2. one can be a primary key
3. one can be a candidate key
4. none of the above

✅ Correct Answer: 1

Super key can be of ______

1. primary key + a non key
2. unique key + a non key
3. candidate key + a non key
4. none of the above

✅ Correct Answer: 3

Implicit cursors will be used in _____

1. select query
2. update query
3. delete query
4. All the above

✅ Correct Answer: 4

comparison operator in SQL

1. =
2. *
3. $
4. #

✅ Correct Answer: 1

How to give the title to a table?

1. <title>
2. <head>
3. <caption>
4. <body>

✅ Correct Answer: 3

How to give the italics style in html

1. <ii>....</ii>
2. <it>...</it>
3. <i>....</i>
4. <italics>....</italics>

✅ Correct Answer: 3

What is the immediate superclass of Applet class?

1. window
2. Panel
3. container
4. object

✅ Correct Answer: 2

______ class is a wrapper class for the character data type.

1. char
2. character
3. CHAR
4. CHARACTER

✅ Correct Answer: 2

Which operator is used as a termination operator in SQL?

1. ;
2. @
3. #
4. !

✅ Correct Answer: 1

Return type of getparameter(string) is _______

1. String
2. object
3. int
4. Character

✅ Correct Answer: 1

Servlet is ______

1. j2ee application
2. CGI
3. Java API
4. Netscape

✅ Correct Answer: 3

ER diagram is __________

1. high level model
2. low level model
3. representational model
4. hierarchical model

✅ Correct Answer: 3

What will be the column heading for the given query? SELECT sal*10 supply FROM emp;

1. supply
2. Supply
3. SUPPLY
4. sal*10

✅ Correct Answer: 2

The syntax for the frame _______

1. frame is declared within the body
2. frameset is declared within body
3. frame is declared within frameset
4. frameset is declared within frame

✅ Correct Answer: 2

_______ is the superclass of all classes that are in input streams.

1. output stream
2. input stream
3. buffered o/p stream
4. object output stream

✅ Correct Answer: 1

Classloader is a part of _______

1. JNI
2. JVM
3. JSM
4. None

✅ Correct Answer: 2

The argument for the service method

1. service(HttpRequest,HttpResponse)
2. service(HttpResponse,HttpRequest)
3. service(HttpServletRequest, HttpServletResponse)
4. service(ServletResponse,ServletRequest)

✅ Correct Answer: 3

The package of Generic Servlet is ________

1. Java.Servlet
2. Javax.Servlet
3. Javax.Servlet.generic
4. Javax.Servlet.http

✅ Correct Answer: 2

Array in java is ________

1. string of characters
2. string of numbers
3. reference type
4. primitive datatype

✅ Correct Answer: 3

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