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Welcome to the Visibility,Accessibility and Information Hiding MCQs Page

Dive deep into the fascinating world of Visibility,Accessibility and Information Hiding with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Visibility,Accessibility and Information Hiding, a crucial aspect of Software Architecture and Design. In this section, you will encounter a diverse range of MCQs that cover various aspects of Visibility,Accessibility and Information Hiding, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Software Architecture and Design.

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Check out the MCQs below to embark on an enriching journey through Visibility,Accessibility and Information Hiding. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Software Architecture and Design.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Visibility,Accessibility and Information Hiding. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Visibility,Accessibility and Information Hiding MCQs | Page 8 of 13

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Q71.
Which of the following is correct about Collection interface simplicity?

a.

Each iterator can be responsible for managing one traversal of its associated collection independently of all other iterators

b.

Clients can then use several iterators at once to traversal the iterations in various ways simultaneously

c.

The iteration control interface is in iterator and not the collection

d.

None of the mentioned

Discuss
Answer: (c).The iteration control interface is in iterator and not the collection
Q72.
An iteration mechanism is able to tolerate changes to its associated collection only when collection meets which of the following?

a.

Fault Tolerance

b.

Iteration Termination

c.

Complete Traversal

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Q73.
Which of the following does not belong to mid-level design patterns?

a.

Broker

b.

Iterator

c.

Generator

d.

Reactor

Discuss
Answer: (b).Iterator
Q74.
Which of the following pattern features a client that needs a service from a supplier,but there is some problem with the supplier providing the
service directly to the client?

a.

Broker

b.

Iterator

c.

Generator

d.

Reactor

Discuss
Answer: (a).Broker
Q75.
Which of the following pattern includes client that generally creates a instance that registers with a target to carry out tasks in response to target events on behalf of the client?

a.

Broker

b.

Iterator

c.

Generator

d.

Reactor

Discuss
Answer: (d).Reactor
Q76.
Which of the following is true with respect to generator pattern?

a.

They have a broker that mediates interactions between a client and a supplier

b.

They have a generator that creates instances of a product on behalf of a client

c.

They have a reactor that registers with a target to respond to target events on behalf of a client

d.

None of the mentioned

Discuss
Answer: (b).They have a generator that creates instances of a product on behalf of a client
Q77.
Which of the following is true for broker pattern?

a.

Broker patterns are the simplest mid-level design patterns

b.

All broker patterns have instances of a Broker class that mediate the interaction between Client and Supplier class instances

c.

All of the mentioned

d.

None of the mentioned

Discuss
Answer: (c).All of the mentioned
Q78.
Brokers patterns can be used for which of the following reasons?

a.

Simplify the Supplier

b.

Decompose the supplier

c.

Facilitate Client/Server interface

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Q79.
Which of the following involves breaking of complex supplier into parts with a broker presenting a uniform interface to the client and deciding how to route client requests?

a.

Simplify the Supplier

b.

Decompose the supplier

c.

Facilitate Client/Server interface

d.

All of the mentioned

Discuss
Answer: (b).Decompose the supplier
Q80.
Which of the following is false for broker pattern?

a.

Broker classes mediate communications between clients and suppliers, and in doing so they may slow this interaction, causing a performance penalty

b.

A broker may sometimes be able to provide some services to clients more cheaply than if the clients interacted directly with the suppliers

c.

Brokers always damage performance

d.

None of the mentioned

Discuss
Answer: (c).Brokers always damage performance
Page 8 of 13

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