Solid Principle Quiz

What does the Single Responsibility Principle (SRP) state?
a) A class should have only one method.
b) A class should have only one instance variable.
c) A class should have only one reason to change.
d) A class should have only one constructor.

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Question: According to the Open/Closed Principle (OCP), software entities (classes, modules, etc.) should be open for _______ and closed for _______.
a) Extension; modification
b) Modification; extension
c) Inheritance; composition
d) Composition; inheritance

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Which SOLID principle ensures that a subclass can be substituted for its base class without affecting the correctness of the program?
a) Interface Segregation Principle (ISP)

b) Dependency Inversion Principle (DIP)

c) Liskov Substitution Principle (LSP)

d) Open/Closed Principle (OCP)

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Question: What does the Interface Segregation Principle (ISP) advocate for?

a) Interfaces should contain as many methods as possible to maximize reusability.

b) Interfaces should be client-specific and tailored to each class that implements them.

c) Interfaces should be implemented by as few classes as possible.

d) Interfaces should not be used in object-oriented programming.

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According to the Dependency Inversion Principle (DIP), high-level modules should not depend on low-level modules. Instead, both should depend on _______.

a) Concrete implementations

b) Abstractions (interfaces or abstract classes)

c) Inheritance hierarchy

d) Design patterns

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Which SOLID principle suggests that it's better to have many small interfaces specific to the needs of each client, rather than a single large interface that caters to all clients?

a) Single Responsibility Principle (SRP)

b) Open/Closed Principle (OCP)

c) Liskov Substitution Principle (LSP)

d) Interface Segregation Principle (ISP)

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Which SOLID principle is often described as "Software entities should be open for extension but closed for modification"?

a) Single Responsibility Principle (SRP)

b) Open/Closed Principle (OCP)

c) Liskov Substitution Principle (LSP)

d) Dependency Inversion Principle (DIP)

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Which SOLID principle emphasizes that a subclass should not override or modify the behavior of its superclass?

a) Single Responsibility Principle (SRP)

b) Open/Closed Principle (OCP)

c) Liskov Substitution Principle (LSP)

d) Interface Segregation Principle (ISP)

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