Visual Basic .Net Practice Test! Trivia Quiz
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Visual Basic. Net is a multi-paradigm object-oriented program design language executed on the. Net framework. Microsoft launched VB. Net in 2002 as the successor to it’s original Visual Basic Language. Although the Net portion of the name was dropped in 2005, articles refer to all primary visual languages released since 2002. If you would like to discover further about Visual Basic. Net, this is the quiz for you.
Questions and Answers
- 1.
It is an OOP language that is organized around objects rather than actions, and data rather than logic.
- A.
VB.NET
- B.
Encapsulation
- C.
Abstraction
- D.
Polymorphism
Correct Answer
A. VB.NETExplanation
VB.NET is an OOP language that is organized around objects rather than actions, and data rather than logic. This means that in VB.NET, the focus is on creating and manipulating objects, which encapsulate both data and the methods (actions) that can be performed on that data. Encapsulation refers to the bundling of data and methods within an object, abstraction refers to the process of hiding unnecessary details and presenting only essential information, and polymorphism refers to the ability of objects to take on different forms and exhibit different behaviors based on their context. However, the given information specifically describes VB.NET as an OOP language that is organized around objects and data, making VB.NET the correct answer.Rate this question:
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- 2.
It is a blueprint that describes an object and defines the attributes and operations for that object.
- A.
Class
- B.
Object
- C.
OOP
- D.
Inheritance
Correct Answer
A. ClassExplanation
A class is a fundamental concept in object-oriented programming (OOP) that serves as a blueprint for creating objects. It defines the attributes (data) and operations (methods) that an object of that class will have. In other words, a class describes the structure and behavior of an object. It allows for code reusability and promotes a modular approach to programming. By creating multiple objects from a class, we can easily manage and manipulate data in a structured manner.Rate this question:
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- 3.
It is the keyword used to implement inheritance.
- A.
Inherit
- B.
Inherits
- C.
Inheritance
- D.
Inherited
Correct Answer
B. InheritsExplanation
The keyword "Inherits" is used to implement inheritance in programming. Inheritance is a fundamental concept in object-oriented programming where a class can inherit properties and methods from another class. By using the "Inherits" keyword, a class can extend the functionality of another class by inheriting its attributes and behaviors. This allows for code reuse and promotes a hierarchical structure in the program.Rate this question:
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- 4.
It is an instance of a class.
- A.
Event
- B.
Method
- C.
Object
- D.
Property
Correct Answer
C. ObjectExplanation
The given correct answer is "object." In object-oriented programming, an object is an instance of a class. It represents a specific entity or thing that has its own set of properties and behaviors defined by the class. Objects are created from classes and can interact with each other through methods and properties. Therefore, the statement "It is an instance of a class" aligns with the concept of an object in programming.Rate this question:
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- 5.
It defines the attribute of a class and represent data that are relevant to the design of a class.
- A.
Events
- B.
Methods
- C.
Objects
- D.
Properties
Correct Answer
D. PropertiesExplanation
Properties are used to define the attributes of a class and represent data that is relevant to the design of the class. They allow us to encapsulate data within an object and provide a way to access and modify that data. Properties are an essential part of object-oriented programming and help in organizing and managing the data associated with a class.Rate this question:
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- 6.
It refers to the actuation of certain conditions relevant to a class in response to internal or external causes.
- A.
Events
- B.
Methods
- C.
Objects
- D.
Properties
Correct Answer
A. EventsExplanation
Events refer to the actuation of certain conditions relevant to a class in response to internal or external causes. In programming, events are used to trigger specific actions or behaviors when certain conditions are met. They allow for the communication and coordination between different parts of a program, enabling the program to respond to user input, system events, or other external factors. By subscribing to events, developers can write code that executes when the event is raised, providing a way to handle and respond to various situations in a program.Rate this question:
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- 7.
It defines the functionality of a class or what a class can do.
- A.
Events
- B.
Methods
- C.
Objects
- D.
Properties
Correct Answer
B. MethodsExplanation
Methods in object-oriented programming define the behavior or functionality of a class. They encapsulate a set of instructions that can be executed when called upon. Methods allow objects to perform specific actions or operations, manipulate data, and interact with other objects. They are essential for defining the behavior and capabilities of a class, enabling the class to perform various tasks and provide specific functionalities.Rate this question:
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- 8.
It ensures that the entity is named in a manner that will make sense and that it will only have all the relevant aspects included.
- A.
Abstraction
- B.
Encapsulation
- C.
Inheritance
- D.
Polymorphism
Correct Answer
A. AbstractionExplanation
Abstraction is the correct answer because it refers to the process of simplifying complex systems by focusing on the essential features and ignoring irrelevant details. In the context of naming entities, abstraction ensures that the entity is named in a way that captures its essential characteristics and purpose, while disregarding unnecessary or unrelated aspects. This helps in creating clear and meaningful names that accurately represent the entity's functionality and make sense to users or developers.Rate this question:
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- 9.
It is the inclusion within a program all the resources needed for the object to function and promotes code simplicity.
- A.
Abstraction
- B.
Encapsulation
- C.
Inheritance
- D.
Polymorphism
Correct Answer
B. EncapsulationExplanation
Encapsulation refers to the practice of including all the necessary resources within a program for an object to function properly. This promotes code simplicity by keeping related data and methods together and hiding the internal implementation details. By encapsulating data and methods within an object, we can ensure that they are accessed and modified in a controlled manner, preventing unauthorized access and manipulation. This helps in improving code organization, reusability, and maintainability.Rate this question:
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- 10.
It allows creation of new classes from existing class definitions and promotes code reuse.
- A.
Abstractions
- B.
Encapsulation
- C.
Inheritance
- D.
Polymorphism
Correct Answer
C. InheritanceExplanation
Inheritance allows the creation of new classes by inheriting and extending the properties and behaviors of existing class definitions. It promotes code reuse by allowing the new classes to inherit the attributes and methods of the parent class, eliminating the need to rewrite the same code. This enables developers to build upon existing classes and create more specialized classes, enhancing the flexibility and efficiency of the code.Rate this question:
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- 11.
It refers to a single interface with multiple behaviors. It also promotes code simplicity, consistency, and flexibility.
- A.
Abstraction
- B.
Encapsulation
- C.
Inheritance
- D.
Polymorphism
Correct Answer
D. PolymorpHismExplanation
Polymorphism refers to the ability of an object to take on many forms. It allows objects of different classes to be treated as objects of a common superclass. This concept is achieved through method overriding and method overloading. By using polymorphism, code can be written in a more simplified and consistent manner, as objects can be manipulated and used interchangeably. It also enhances code flexibility, as new classes can be easily added without affecting the existing code. Therefore, polymorphism is the correct answer as it aligns with the given description.Rate this question:
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- 12.
It is the number of pillars in object oriented programming.
- A.
3
- B.
4
- C.
5
- D.
6
Correct Answer
B. 4Explanation
In object-oriented programming, the number of pillars refers to the four fundamental principles of OOP: encapsulation, inheritance, polymorphism, and abstraction. These pillars are considered the basic building blocks of OOP and are essential for designing and implementing effective and modular code. Therefore, the correct answer is 4, as it represents the number of pillars in object-oriented programming.Rate this question:
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- 13.
In designing a direct deposit application, developers analyze all the relevant objects and disregard all the irrelevant objects. What is the process called?
- A.
Abstractions
- B.
Encapsulation
- C.
Inheritance
- D.
Polymorphism
Correct Answer
A. AbstractionsExplanation
The process described in the question, where developers analyze all the relevant objects and disregard all the irrelevant objects, is called abstractions. Abstraction is a fundamental concept in object-oriented programming that allows developers to simplify complex systems by focusing on the essential features and ignoring unnecessary details. It helps in creating a clear and concise representation of the system, making it easier to understand and work with.Rate this question:
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- 14.
In a direct deposit application, the inner workings and implementation are hidden from the user. What is the process called?
- A.
Abstraction
- B.
Encapsulation
- C.
Inheritance
- D.
Polymorphism
Correct Answer
B. EncapsulationExplanation
Encapsulation is the process in which the inner workings and implementation details of a system or application are hidden from the user. It allows for the bundling of data and methods into a single unit, known as a class, and provides access to these components through well-defined interfaces. By encapsulating the inner workings, users are able to interact with the system without needing to understand the complexity behind it, promoting simplicity and ease of use.Rate this question:
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- 15.
It is a methodology of programming wherein entities in the problem domain are modeled in program code as objects.
- A.
Class
- B.
Object
- C.
OOP
- D.
Polymorphism
Correct Answer
C. OOPExplanation
OOP stands for Object-Oriented Programming, which is a methodology of programming that models entities in the problem domain as objects in program code. This approach allows for better organization and structure of code by encapsulating data and behavior into objects. It also promotes code reusability and modularity through concepts such as inheritance and polymorphism.Rate this question:
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- 16.
It is the ability to focus on the essential features of a class or object.
- A.
Abstraction
- B.
Encapsulation
- C.
Inheritance
- D.
Polymorphism
Correct Answer
A. AbstractionExplanation
Abstraction refers to the ability to focus on the essential features of a class or object. It allows us to simplify complex systems by breaking them down into more manageable and understandable components. With abstraction, we can hide unnecessary details and only focus on the relevant information, making it easier to work with and understand the system as a whole. This helps in reducing complexity, improving code reusability, and enhancing maintainability.Rate this question:
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- 17.
It is the ability to hide some features and functionality of an object or class.
- A.
Abstraction
- B.
Encapsulation
- C.
Inheritance
- D.
Polymorphism
Correct Answer
B. EncapsulationExplanation
Encapsulation refers to the ability to hide certain features and functionality of an object or class. It allows for the bundling of data and methods within a single unit, preventing direct access to the internal details. This helps in achieving data protection and security, as well as providing a clear interface for interacting with the object or class. Encapsulation promotes modular and organized code by enforcing data hiding and encapsulating related functionalities together.Rate this question:
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- 18.
It is the transfer of characteristics from a base class to its derived classes.
- A.
Abstraction
- B.
Encapsulation
- C.
Inheritance
- D.
Polymorphism
Correct Answer
C. InheritanceExplanation
Inheritance is the process of transferring characteristics, such as properties and methods, from a base class to its derived classes. This allows the derived classes to inherit and reuse the code and functionality of the base class, promoting code reuse and reducing redundancy. Inheritance helps to establish a hierarchical relationship between classes, where derived classes can add or modify the inherited characteristics as needed.Rate this question:
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- 19.
It is the ability to define multiple classes with different functionality but identically named methods or properties that can be used interchangeably by client code at run time.
- A.
Abstraction
- B.
Encapsulation
- C.
Inheritance
- D.
Polymorphism
Correct Answer
D. PolymorpHismExplanation
Polymorphism refers to the ability to define multiple classes with different functionality but identically named methods or properties that can be used interchangeably by client code at runtime. This means that objects of different classes can be treated as objects of a common superclass, allowing for code reusability and flexibility. Polymorphism allows for dynamic method binding, where the appropriate method implementation is determined at runtime based on the actual type of the object. This concept is fundamental in object-oriented programming and helps in achieving code modularity and extensibility.Rate this question:
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- 20.
By default, all classes created in Visual Basic .NET are inheritable.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
In Visual Basic .NET, all classes are inheritable by default. This means that when a class is created, it can be used as a base class for other classes to inherit from. Inheritance allows for the reuse of code and the creation of more specialized classes based on a common base class. Therefore, the correct answer is true.Rate this question:
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Mar 21, 2023Quiz Edited by
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Feb 02, 2010Quiz Created by
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