SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Enterprise Application Structure Patterns
Start Test
Study First
Subject
:
it-skills
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Defines an interface in a seperate package from its implementation.
Active Record
Model View Controller
Seperated Interface
Plugin
2. A view that proceses domain data element by element and transforms it into HTML.
Query Object
Record Set
Embedded Value
Transform View
3. An object that doesn't contain all of the data you need but knows how to get it.
Lazy Load
Model View Controller
Inheritance Mappers
Domain Model
4. A subclass that provides special behavior for particular cases.
Optimistic Offline Lock
Coarse-Grained Lock
Table Module
Special Case
5. A structure to organize database mappers that handle inheritance hierarchies.
Lazy Load
Serialized LOB
Database Session State
Inheritance Mappers
6. Stores session state on the client.
Embedded Value
Transform View
Pessimistic Offline Lock
Client Session State
7. An object that wraps a row in a database table or view - encapsulates the database access and adds domain logic on that data.
Dependent Mapping
Class Table Inheritance
Active Record
Row Data Gateway
8. Ensures that each object gets loaded only once by keeping every loaded object in a map. Looks up objects using the map when referring to them.
Identity Map
Model View Controller
Money
Seperated Interface
9. Locks a set of related objects with a single lock.
Pessimistic Offline Lock
Money
Coarse-Grained Lock
Registry
10. Saves a graph of objects by serializing them into a single large object (LOB) which stores it in a database field.
Two Step View
Serialized LOB
Concrete Table Inheritance
Unit of Work
11. A well-known object that other objects can use to find common objects and services.
Database Session State
Registry
Dependent Mapping
Record Set
12. A centralized point for handling screen navigation and the flow of an application.
Transaction Script
Application Controller
Money
Association Table Mapping
13. Represents a monetary value.
Identity Field
Single Table Inheritance
Concrete Table Inheritance
Money
14. Prevents conflicts between concurrent business transactions by detecting a conflict and rolling back the transaction.
Foreign Key Mapping
Service Stub
Single Table Inheritance
Optimistic Offline Lock
15. A layer of Mappers that moves data between objects and a database while keeping them independent of each other and the mapper itself.
Two Step View
Metadata Mapping
Data Mapper
Class Table Inheritance
16. Links classes during configuration rather than compilation.
Template View
Money
Pessimistic Offline Lock
Plugin
17. Splits user interface interaction into three distinct roles.
Serialized LOB
Model View Controller
Coarse-Grained Lock
Template View
18. Allows framework or layer supertype code to acquire offline locks.
Data Transfer Object
Implicit Lock
Plugin
Pessimistic Offline Lock
19. An object that sets up a communication between two independent objects.
Mapper
Transform View
Inheritance Mappers
Model View Controller
20. Maps an association between objects to a foreign key reference between tables.
Seperated Interface
Front Controller
Table Module
Foreign Key Mapping
21. An object that encapsulates access to an external system or resource.
Money
Mapper
Transaction Script
Gateway
22. An object model of the domain that incorporates both behavior and data.
Template View
Foreign Key Mapping
Domain Model
Service Layer
23. Has one class perform the database mapping for a child class.
Service Layer
Domain Model
Dependent Mapping
Query Object
24. An object that sets up a communication between two independent objects.
Metadata Mapping
Single Table Inheritance
Remote Facade
Serialized LOB
25. An object that represents a database query.
Query Object
Plugin
Coarse-Grained Lock
Inheritance Mappers
26. Provides a coarse-grained facade on fine-grained objects to improve efficiency over a network.
Value Object
Unit of Work
Server Session State
Remote Facade
27. An in-memory representation of tabular data.
Mapper
Seperated Interface
Table Data Gateway
Record Set
28. A small simple object - like money or a date range - whose equality isn't based on identity.
Metadata Mapping
Optimistic Offline Lock
Gateway
Value Object
29. Removes dependence upon problematic services during testing.
Transaction Script
Service Stub
Foreign Key Mapping
Lazy Load
30. Represents an inheritance hierarchy of classes with one table per concrete class in the hierarchy.
Active Record
Concrete Table Inheritance
Service Layer
Row Data Gateway
31. Organizes business logic by procedures where each procedure handles a single request from the presentation.
Transform View
Transaction Script
Coarse-Grained Lock
Serialized LOB
32. An object that acts as a Gateway to a database table. One instance handles all the rows in the table.
Application Controller
Registry
Coarse-Grained Lock
Table Data Gateway
33. Defines an application's boundary with a layer of services that establishes a set of available operations and coordinates the application's response in each operation.
Service Layer
Table Data Gateway
Serialized LOB
Data Transfer Object
34. Turns domain data into HTML in two steps: first by forming some kind of logical page - then rendering the logical page into HTML.
Data Mapper
Unit of Work
Table Data Gateway
Two Step View
35. Prevents conflicts between concurrent business transactions by allowing only one business transaction at a time to access data.
Pessimistic Offline Lock
Table Module
Front Controller
Embedded Value
36. A controller that handles all requests for a Web site.
Seperated Interface
Registry
Table Module
Front Controller
37. A type that acts as the supertype for all types in its layer.
Mapper
Layer Supertype
Transform View
Gateway
38. An object that handles a request for a specific page or action on a Web site.
Row Data Gateway
Dependent Mapping
Service Layer
Page Controller
39. An object that acts as a Gateway to a single record in a data source. There is one instance per row.
Row Data Gateway
Registry
Foreign Key Mapping
Single Table Inheritance
40. Saves an association as a table with foreign keys to the tables that are linked by the association.
Optimistic Offline Lock
Page Controller
Association Table Mapping
Special Case
41. Maps an object into several fields of another object's table.
Remote Facade
Service Stub
Embedded Value
Active Record
42. A single instance that handles the business logic for all rows in a database table or view.
Gateway
Dependent Mapping
Single Table Inheritance
Table Module
43. An object that carries data between processes in order to reduce the number of method calls.
Server Session State
Data Transfer Object
Front Controller
Plugin
44. Mediates between the domain and data mapping layers using a collection-like interfacefor accessing domain objects.
Single Table Inheritance
Metadata Mapping
Repository
Transaction Script
45. Keeps the session state on a server system in a serialized form.
Page Controller
Transaction Script
Server Session State
Value Object
46. Represents an inheritance hierarchy of classes with one table for each class.
Row Data Gateway
Transaction Script
Class Table Inheritance
Client Session State
47. Saves the database ID field in an object to maintain identity between an in-memory object and a database row.
Pessimistic Offline Lock
Transaction Script
Front Controller
Identity Field
48. Maintains a list of objects affected by a business transaction and coordiantes the writing out of changes and the resolution of concurrency problems.
Dependent Mapping
Unit of Work
Lazy Load
Service Layer
49. Stores session data as commited data in the database.
Database Session State
Single Table Inheritance
Coarse-Grained Lock
Gateway
50. Represents an inheritance hierarchy of classes as a single table that has columns for all the fields of the various classes.
Single Table Inheritance
Row Data Gateway
Unit of Work
Lazy Load