Question 1

What are the exceptions which have to be handled in a RMI client program?

Accepted Answer

A)  RemoteException
B)  NotBoundException
C)  MalFormedURLException
D)  All mentioned above D

Question 2

RMI Architecture consists of how many layers?

Accepted Answer

A)  5
B)  3
C)  4
D)  2 C

Question 3

Which method in naming class specifies a name to the remote object?

Accepted Answer

A)  bind(string name) 
B)  rebind(string name) 
C)  Both A & B
D)  None of the above A

Question 4

Which program obtains a remote reference to one or more remote objects on a server and then invokes methods on them in an RMI application?

Accepted Answer

A)  Server
B)  Client
C)  Both A & B
D)  None of the above

Question 5

Can and <%-comment-%> be used alternatively in JSP?

Accepted Answer

A)  True
B)  False
C)  none
D)  all

Question 6

Java supports RMI, RMI Stands for?

Accepted Answer

A)  Random Method Invocation
B)  Remote Memory Interface
C)  Remote Method Invocation
D)  Random Method Invocation.

Question 7

RMI uses a layered architecture; each of the layers could be enhanced or replaced without affecting the rest of the system.

Accepted Answer

A)  True
B)  False
C)  none
D)  all

Question 8

Which of the following is not a directive in JSP?

Accepted Answer

A)  page directive
B)  include directive
C)  taglib directive
D)  command directive

Question 9

What temporarily redirects response to the browser?

Accepted Answer

A) B) <%@directive%> C) response.sendRedirect(URL) D) response.setRedirect(URL)

Question 10

In RMI Architecture which layer Intercepts method calls made by the client/redirects these calls to a remote RMI service?

Accepted Answer

A)  Stub & Skeleton Layer
B)  Application Layer
C)  Remote Reference Layer
D)  Transport Layer

Question 11

What is the built on top of the socket programming?

Accepted Answer

A)  EJB
B)  RMI
C)  Both A & B
D)  None of the above

Question 12

1099 is the default port used by RMI Registry.

Accepted Answer

A)  True
B)  False
C)  none
D)  all

Question 13

Which objects are used by RMI for communicating with the remote object?

Accepted Answer

A)  Stub
B)  Skeleton
C)  Both A & B
D)  None of the above

Question 14

RMI uses which protocol on top of TCP/IP (an analogy is HTTP over TCP/IP)?

Accepted Answer

A)  Java Remote Method Protocol (JRMP) 
B)  Internet Inter-ORB Protocol (IIOP) 
C)  Jinni Extensible Remote Invocation (JERI) 
D)  All mentioned above

Question 15

In RMI which layer defines and supports the invocation semantics of the RMI connection and this layer maintains the session during the method call?

Accepted Answer

A)  The Stub & Skeleton Layer
B)  The Application Layer
C)  The Remote Reference Layer
D)  The Transport Layer

Question 16

RMI and EJB, provides services to access an object running in another JVM (known as remote object).

Accepted Answer

A)  True
B)  False
C)  none
D)  all

Question 17

An RMI Server is responsible for _______

Accepted Answer

A)  Creating an instance of the remote object
B)  Exporting the remote object
C)  Binding the instance of the remote object to the RMI registry
D)  All mentioned above

Question 18

In RMI Distributed object applications need to

Accepted Answer

A)  Locate remote objects
B)  Communicate with remote objects
C)  Load class definitions for objects that are passed around
D)  All mentioned above

Question 19

RMI is a server-side component; It is not required to be deployed on the server.

Accepted Answer

A)  True
B)  False
C)  none
D)  all

Question 20

Which package is used for Remote Method Invocation (RMI)?

Accepted Answer

A)  java.lang.rmi
B)  java.lang.reflect
C)  java.applet
D)  java.rmi

Exam 4: RMI and JSP : Layers, Directives, and Functionality

What are the exceptions which have to be handled in a RMI client program?

RMI Architecture consists of how many layers?

Which method in naming class specifies a name to the remote object?

Which program obtains a remote reference to one or more remote objects on a server and then invokes methods on them in an RMI application?

Can <!-comment-> and <%-comment-%> be used alternatively in JSP?

Java supports RMI, RMI Stands for?

RMI uses a layered architecture; each of the layers could be enhanced or replaced without affecting the rest of the system.

Which of the following is not a directive in JSP?

What temporarily redirects response to the browser?

In RMI Architecture which layer Intercepts method calls made by the client/redirects these calls to a remote RMI service?

What is the built on top of the socket programming?

1099 is the default port used by RMI Registry.

Which objects are used by RMI for communicating with the remote object?

RMI uses which protocol on top of TCP/IP (an analogy is HTTP over TCP/IP) ?

In RMI which layer defines and supports the invocation semantics of the RMI connection and this layer maintains the session during the method call?

RMI and EJB, provides services to access an object running in another JVM (known as remote object) .

An RMI Server is responsible for _______

In RMI Distributed object applications need to

RMI is a server-side component; It is not required to be deployed on the server.

Which package is used for Remote Method Invocation (RMI) ?