Question Bank Introduction to J2EE

Question Bank
Introduction to J2EE
1. Business logic is placed in _________ [0.5]
a) Two-tier c) Five-tier
b) Middle-tier d) Bottom-tier
2. Enterprise edition are based on either ________ or _________ [0.5]
a) Ethernet c) Intranets
b) Net d) Internet
3. J2EE is a kind of Technology [0.5]
a) True b) False
4. The full form of WML is ______ [0.5]
a) Wireless Markup Language c) Wireless Mark Language
b) Wire Markup Language d) Wire Mark Language
5. The PDA understands ______ [0.5]
a) WML c) HDML
b) UML d) HTML
6. The Atomicity, Consistency, Isolation, Durability represents ______
property.
[0.5]
a) ACDI c) ADIC
b) ACID d) None of the above
7. Using Standard protocol, the implementation of application
components are dependent of the implementation of various services
[0.5]
a) True b) False
8. J2EE stands for ________ [0.5]
a) Java 2 Platform Enterprise
Edition
c) Java 2.1 Platform Enterprise
Edition
b) Java 2 Platform Edition

Enterprise
d) Jini 2 Platform Enterprise
Edition
9. In developing an application the Transaction part is handled by
________
[0.5]
a) Developer c) Transaction manager
b) Application manager d) Business manager
10. Traditional enterprise application providers have client server
application of ________ models.
[0.5]
a) Two-tier c) Three-tier
b) Four-tier d) Five-tier
11. Every component need not be present in the Container. [0.5]
a) True b) False
12. J2EE is platform-dependent [0.5]
a) True b) False
13. What does the property Isolation mean? [0.5]
a) All the transaction must be
complete.
c) At a time only one
transaction should occur.
b) The transaction should not be
concurrent.
d) None of the above.
14. The middleware services are transaction-monitoring services. [1.0]
a) True b) False
15. Developers of enterprise applications are not able to deploy
applications effectively & quickly.
[1.0]

a) True b) False
16. Extensible Markup Language is the full form of _______ [1.0]
a) HTML c) XML
b) EML d) XLM
17. Mobiles understand ______ [1.0]
a) WML c) HDML
b) UML d) HTML
18. An application that requires any restructuring or redeployment to scale
will impede growth.
[1.0]
a) True b) False
19. Transactions should ideally have _________ [1.0]
a) ACDI properties c) ADIC properties
b) ACID properties d) None of the options given
20. Servlets & JavaServer Pages enable dynamic content in HTML, XML. [1.0]
a) True b) False
21. The developers should not integrate the existing legacy systems [1.0]
a) True b) False
22. In B2B there is exchange of either ______or ________ [1.0]
a) Data c) Request
b) Reports d) Connectivity
23. EJB stands for ______ [1.0]
a) Enterprise Java Backend c) Eternal JavaBeans
b) Enterprise JavaBeans d) Edition JavaBeans
24. JMS stands for _____ [1.0]
a) Java Messaging Service c) Java Mark Service
b) Java Message Service d) Java Messaging Solution
25. Databases cannot be accessible by _________ [1.0]
a) JDBC c) Applets
b) Servlets d) XML

26. Is APIs a Contracts type [1.0]
a) True b) False
27. _______ is a standard for naming and directory services. [1.0]
a) JavaMail c) J2EE SDK
b) CORBA d) JNDI
28. In the Process of developing an application, _______ [1.5]
a) Applications must move
quickly from prototype to
production
b) Applications must move
slowly from prototype to
production
29. Users browse the net, access their emails on the mobile using
_______
[1.5]
a) E-Commerce c) M-Commerce
b) N-commerce
30. Transaction processors and queues are commonly used as ______ [1.5]
a) Frontends for different
application
b) Backends for different
application
31. The PDA, mobile system & others could be either interactive or non-
interactive.
[1.5]
a) True b) False
32. The database connection consumes vast amount of resources in
terms of _______
[1.5]
a) Data c) Time & Memory

b) Memory
33. A developer likes to depend on a transaction management system that
would allow him to concentrate only on the ________
[1.5]
a) System logic c) Business logic
b) Transaction logic d) Management logic
34. The good Transaction system should be reliable, efficient in terms of
scaling & performance
[1.5]
a) True b) False
35. The advent of B2B led to __________ [1.5]
a) Intra- organization
communication
c) Organizational
communication
b) Inter- organization
communication
d) Both a & b
36. EJB is _______ [1.5]
a) A standard for communicating
with the database
c) A standard for building client
side components in Beans
b) A standard for building
server side components in
Java
37. HTTP, HTTPS, JDBC, JTA are ________technologies. [1.5]
a) Service & Communication c) Enterprise
b) Communication d) Protocol
38. _______ tier of J2EE model contains the data processing logic [1.5]

a) Application c) Business
b) Presentation d) Object
39. The different types of Contracts are divided into ____ and ______ [1.5]
a) APIs c) Deployer
b) Network Protocol
40. The J2EE platform provides _______ benefits [1.5]
a) simplified architecture &
development
c) Deployment descriptor
b) Product provider d) Containers
41. _______ produces the basic building blocks of J2EE application. [1.5]
a) Product Provider c) Tool provider
b) Application Component
Provider
d) Application Assembler
42. ________ is needed for sending email over the internet. [1.5]
a) JavaMail d) JNDI
b) JavaBeans Activation
framework
e) Both b and d
c) Both a and b
43. The developer faces _______ problem while developing an enterprise
application.
[1.5]
a) Programming productivity c) System problems
b) Hardware Problems d) Software problems
44. The features which most J2EE applications have are ______, _______ [1.5]
a) Database Access c) none of the above
b) Transaction Management
45. In ________ there is exchange of either data or reports. [1.5]

a) Intra- organization
communication
c) Organizational
communication
b) Inter- organization
communication
d) both a & b
46. Which of the following statements are true with respect to J2EE [1.5]
a) Design the Enterprise
application
c) Provide a standard for
Java application servers
b) Separate the files to the client d) Standardize the
technologies that could be
used in J2EE
47. The technologies used to build the business logic include ______ and
_________
[1.5]
a) JDBC c) Servlets
b) JSP d) JMS
48. The types of Application components are ______, _______, and
________
[1.5]
a) Application server c) Servlets & JavaServer
Pages
b) Applets d) Enterprise JavaBeans
49. Applets are _______ [1.5]
a) Graphical clients that
normally execute within a
web browser

c) Graphical clients that
normally execute outside a
web browser
b) Graphical servers that
normally execute within a web
browser
50. _______ are used server-wide and have to be present [1.5]
a) JavaMail & JavaBeans
services
c) JDBC
b) Java Naming & Directory
Interface services
d) RMI-IIOP services
51. The J2EE components are ______ and ______ [1.5]
a) Application components c) Middleware
b) Containers d) Enterprise connectivity
52. The statements true about J2EE are _________ [1.5]
a) J2EE is a technology used for
web development.
d) J2EE is multi-user
b) J2EE is portable e) Behaviour of J2EE changes
with the change in the
operating system.
c) J2EE supports all languages
53. BEA Systems is a J2EE product provider, _______ and ______ [1.5]
a) Application component
provider
c) Deploy provider
b) Tool provider d) WORA
54. _______ is the API for calling CORBA services. [1.5]

a) JavaMail c) Java IDL
b) JNDI d) JTA
55. The application assembler delivers _____ file [1.5]
a) Archive c) Enterprise
b) Enterprise Archive d) Archive Enterprise
56. The J2EE platform communicates with the outside world in a way
known as _____
[1.5]
a) Container c) EJB
b) Contracts d) JMS
57. ___________ is used when accessing Enterprise JavaBeans [1.5]
a) JMS c) RMI-IIOP
b) JNDI d) RMI
58. ________ provides CRUD services. [0.5]
a) Service Layer d) Component Layer
b) Server side Layer e) Persistence Layer
c) Domain Layer
59. The presentation layer is partitioned into _______ and ______. [0.5]
a) client tier c) Middle tier
b) System tier d) Server side tier
60. ______ is used to generate dynamic content for web. [0.5]
a) HTML d) JDBC
b) EJB e) JNDI
c) JSP
61. The J2EE stack consists of ____ layers. [0.5]
a) 2 c) 6
b) 3 d) 9
62. In a distributed enterprise system, one schema can support many
clients.
[0.5]

a) True b) False
63. In ______ layer semantic validation of new information takes place. [0.5]
a) Service c) Component
b) Domain d) Persistence
64. In the Multi-tier application scenario ______ can be included to provide
a flexible way for integrating data from heterogeneous client platforms.
[0.5]
a) XSL c) XML
b) HTML d) JSP
65. In J2EE the developer cannot use the server side services. [0.5]
a) True b) False
66. Containers provides run time environment for ______. [0.5]
a) beans c) Components
b) servlets d) container classes
67. In 2-tier architecture the business tier has to be present on every client
machine.
[0.5]
a) True b) False