What type of process is encapsulation?

D. Is encapsulation a type of abstraction?

What is the advantage of encapsulation?

A. Protects an object from unwanted access and simplifies maintenance.

B. Hides complex data and prevents unwanted access.

C. Makes code easier to understand and maintain.

Why is encapsulation useful?

B. It hides complex data and prevents unwanted access.

A. It protects an object from unwanted access and simplifies maintenance.

C. It makes code easier to understand and maintain.

What is the basics of encapsulation?

A. It is the mechanism that binds together code and data it manipulates, and keeps both safe from outside interface and misuse.

B. It is the process of hiding the implementation details of an object from the user.

C. It is a type of abstraction.

How many layers of encapsulation are there?

A. There are no layers of encapsulation.

B. There are one layer of encapsulation.

C. There are two layers of encapsulation.

D. There are three layers of encapsulation.

What is polymorphism Java?

A. It means "many forms" and it occurs when we have many classes that are related to each other by inheritance.

B. It is a type of abstraction.

C. It is the mechanism that binds together code and data it manipulates, and keeps both safe from outside interface and misuse.

What are the 4 postulates of OOP?

A. Abstraction, Encapsulation, Inheritance, and Polymorphism.

B. Abstraction, Polymorphism, Encapsulation, and Coupling.

C. Inheritance, Polymorphism, Encapsulation, and Modularity.

What are the 4 attributes of OOP?

A. Abstraction, Encapsulation, Inheritance, and Polymorphism.

B. Abstraction, Polymorphism, Encapsulation, and Coupling.

C. Inheritance, Polymorphism, Encapsulation, and Modularity.

What are the 4 paradigms of OOP?

A. Abstraction, Encapsulation, Inheritance, and Polymorphism.

B. Abstraction, Polymorphism, Encapsulation, and Coupling.

C. Inheritance, Polymorphism, Encapsulation, and Modularity.

What are the advantages of encapsulation in Java?

C. Makes the application simple and easy to debug.

D. Allows for changes to be made without disrupting the normal functioning of the program.

What is encapsulation protocol?

A. It connects layer-2 and layer-3 protocols.

B. It is used by ASE to analyze network-layer protocols.

C. It happens at the sender's side and is de-encapsulated at the receiver's side.

Where is data encapsulation?

C. Both at the sender's side and the receiver's side.

What is data hiding in OOP?

A. A technique in object-oriented programming that hides the implementation details of an object from the user.

B. A method that is called when an object is created.

C. A way of connecting the layer-2 (link layer) protocol with the layer-3 (network layer) protocol.

What is drawback of encapsulation?

A. It can increase the length of the code.

B. It can make it more difficult to debug the code.

What is diamond problem in Java?

B. A problem that occurs when a class inherits from three classes that have the same method.

A. A problem that occurs when a class inherits from two classes that have the same method.

C. A problem that occurs when a class inherits from a class that has a method that is overridden in a subclass.

Why encapsulation is used in abstraction?

C. To both reduce complexity and provide privacy and control over data.

A. To reduce the complexity of a project.

B. To provide privacy and control over data.

What are the important features of encapsulation?

C. Both combining data and code, and allowing the state of an object to be accessed and modified through behaviors.

B. Allowing the state of an object to be accessed and modified through behaviors.

What is the order of encapsulation?

A. Data, segment, packet, frame, bit.

B. Segment, packet, frame, bit, data.

C. Bit, frame, packet, segment, data.

What are the 2 types of polymorphism?

C. Both compile-time polymorphism and run-time polymorphism, and method overloading and method overriding.

A. Compile-time polymorphism and run-time polymorphism.

B. Method overloading and method overriding.

What is abstract in Java?

A. A keyword that is used to declare a class or method that cannot be instantiated.

B. A keyword that is used to declare a class or method that can be instantiated.

C. A keyword that is used to declare a class or method that can be inherited from.

Encapsulation - Part 2

Authored by ANIL KUMAR

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MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What are the 3 types of encapsulation in Java?

A. Member variable encapsulation, function encapsulation, and class encapsulation

B. School bag, email account, and car

C. Hiding the implementation details of an object from the user

D. There are no layers of encapsulation

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What are 2 examples of encapsulation?

A. Member variable encapsulation, function encapsulation, and class encapsulation

B. School bag, email account, and car

C. Hiding the implementation details of an object from the user

D. There are no layers of encapsulation

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is encapsulation 2?

A. Member variable encapsulation, function encapsulation, and class encapsulation

B. School bag, email account, and car

C. Hiding the implementation details of an object from the user

D. There are no layers of encapsulation

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

How many encapsulation are there in Java?

A. 1

B. 2

C. 3

D. 4

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What are the 4 pillars of OOP encapsulation?

A. Member variable encapsulation, function encapsulation, class encapsulation, and package encapsulation

B. Inheritance, polymorphism, encapsulation, and abstraction

C. Physical layer, data link layer, network layer, transport layer, session layer, presentation layer, and application layer

D. Flexibility, maintainability, security, and simplicity

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What are the four types of encapsulation?

A. Member variable encapsulation, function encapsulation, class encapsulation, and package encapsulation

B. Inheritance, polymorphism, encapsulation, and abstraction

C. Physical layer, data link layer, network layer, transport layer, session layer, presentation layer, and application layer

D. Flexibility, maintainability, security, and simplicity

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is encapsulation in OOP in Java?

A. Member variable encapsulation, function encapsulation, class encapsulation, and package encapsulation

B. Inheritance, polymorphism, encapsulation, and abstraction

C. Physical layer, data link layer, network layer, transport layer, session layer, presentation layer, and application layer

D. Flexibility, maintainability, security, and simplicity

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Encapsulation - Part 2

What are the 3 types of encapsulation in Java?

What are 2 examples of encapsulation?

What is encapsulation 2?

How many encapsulation are there in Java?

What are the 4 pillars of OOP encapsulation?

What are the four types of encapsulation?

What is encapsulation in OOP in Java?

What type of process is encapsulation?

What is abstraction types?

What layer is encapsulation?

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