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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 3 of 13

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Q21.
What is precondition?

a.

It is an assertion that must be true at the initiation of an operation

b.

It is an assertion that must be true upon completion of an operation

c.

It is a statement that must be true at a designated point in a program

d.

None of the mentioned

Discuss
Answer: (a).It is an assertion that must be true at the initiation of an operation
Q22.
What is Class Invariant?

a.

A class invariant is an assertion that must be true of any class instance between calls of its exported operations

b.

Class invariants must be established by class constructors

c.

Class invariants must be preserved by every exported operation in the class

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Q23.
Which of the following are post condition heuristics?

a.

Specify restrictions on parameters

b.

Specify conditions that must have been established

c.

Specify empty preconditions as true or none

d.

None of the mentioned

Discuss
Answer: (d).None of the mentioned
Q24.
Which of the following are class invariant heuristics?

a.

Specify restrictions on attributes

b.

Specify restrictions on parameters

c.

Specify relationships between the parameters and the results

d.

All of the mentioned

Discuss
Answer: (a).Specify restrictions on attributes
Q25.
Algorithms may be stated in an operation specification for which of the following reasons?

a.

An algorithm may be stated to provide a procedural specification of the operation’s behavior

b.

An algorithm may be stated to specify that the algorithm is to be used in the implementation

c.

All of the mentioned

d.

None of the mentioned

Discuss
Answer: (c).All of the mentioned
Q26.
What is minispec?

a.

It is a step-by-step description of how an operation transforms its inputs to outputs

b.

Calls to other operations may be included in minispec

c.

They are more often written in a pseudo code language

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Q27.
Figure out the incorrect statements for pseudo code?

a.

Pseudo code is English augmented with programming language constructs

b.

It offers much of the ease and power of expression of English together with the precision of a programming language

c.

There are many versions of pseudo code and no widely accepted standard

d.

None of the mentioned

Discuss
Answer: (d).None of the mentioned
Q28.
What are Abstract Data Type?

a.

They are a set of values and operations for manipulating those values

b.

They are a scheme for storing values in computer memory

c.

Arrays, stacks, queues, lists, and trees are all examples of abstract data types

d.

They are a set of values and operations for manipulating those values, Arrays, stacks, queues, lists, and trees are all examples of abstract data types

Discuss
Answer: (d).They are a set of values and operations for manipulating those values, Arrays, stacks, queues, lists, and trees are all examples of abstract data types
Q29.
Data structures generally employ which of the following implementation strategies?

a.

Contiguous Implementation

b.

Linked Implementation

c.

All of the mentioned

d.

None of the mentioned

Discuss
Answer: (c).All of the mentioned
Q30.
What is Linked Implementation?

a.

Values are stored in adjacent memory cells

b.

Values are not necessarily stored in adjacent memory cells and are accessed using pointers or references

c.

Values are not stored in adjacent memory cells

d.

None of the mentioned

Discuss
Answer: (b).Values are not necessarily stored in adjacent memory cells and are accessed using pointers or references
Page 3 of 13

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