Tag: architecture

Questions Related to architecture

Provides a way to access the elements of an aggregate object sequentially without exposing its underlying representation.
technology architecture

  1. Iterator

  2. Visitor

  3. Composite

  4. Command

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Correct Option: A

Defines an interface for creating an object, but let the subclasses decide which class to instantiate.It let the instantiation differ to subclasses.
technology architecture

  1. Abstract Factory

  2. Factory Method

  3. Builder

  4. Prototype

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Correct Option: B

Define the skelton of an algorithm in an operation, deferring some steps to subclasses. It lets subclasses redefine certain steps of an algorithm without changing the algorithm structure.

technology architecture

  1. Chain of responsibility

  2. Template method

  3. Interpreter

  4. Mediator

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Correct Option: B

Julia Fractals Inc. is building a J2EE based application for Order Entry and management of their fractal software. Once the order is taken, it is submitted to a relational database. A provisioning system then queries data and makes appropriate calls to various subsystems using JMS on MQ Series. What design pattern is JMS an example of here?

technology architecture

  1. Observer

  2. Mediator

  3. Adapter

  4. Bridge

  5. Visitor

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Correct Option: D

centralizes control, retrieval, and invocation of view and command processing
technology architecture

  1. Front Controller

  2. Application Controller

  3. Context Object

  4. Business Delegate

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Correct Option: B

reduces coupling between remote tiers and provides an entry point for accessing remote services in the business tier
technology architecture

  1. Application Controller

  2. Front Controller

  3. Business Delegate

  4. Dispatcher View

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Correct Option: C

enables loose coupling between the business and resource tiers and encapsulates all the data access logic to create, retrieve, delete, and update data from a persistent store
technology architecture

  1. Service Activator

  2. Data Access Object

  3. Domain Store

  4. Business Object

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Correct Option: B

enables asynchronous processing in your enterprise applications using JMS
technology architecture

  1. Service Activator

  2. Data Access Object

  3. Domain Store

  4. Business Object

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Correct Option: A

Simpliflies the client access to the business tier components and eliminates client's direct dependency on multiple business objects
technology architecture

  1. Service Locator

  2. Session Façade

  3. Application Service

  4. Business Delegate

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Correct Option: B

provides a powerful mechanism to implement transparent persistence for your object model
technology architecture

  1. Web Service Broker

  2. Domain Store

  3. Data Access Object

  4. Service Activator

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Correct Option: B