Malomatia Mobile Application Developer Interview Questions and Answers

A class is a blueprint for creating objects in object-oriented programming.

• A class defines the properties and behaviors that an object will have.

• It serves as a template for creating multiple instances of objects.

• Objects are instances of a class, and they can have their own unique values for the properties defined in the class.

• Methods defined in a class can be used to perform actions or manipulate the object's data.

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Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.

• Inheritance allows for code reuse and promotes modularity.

• The class that is being inherited from is called the superclass or base class.

• The class that inherits from the superclass is called the subclass or derived class.

• The subclass can access the public and protected members of the superclass.

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Encapsulation is the process of hiding implementation details and exposing only necessary information.

• Encapsulation is a fundamental concept in object-oriented programming.

• It helps in achieving data abstraction and information hiding.

• It allows for better control over the data and prevents unauthorized access.

• Examples include access modifiers like public, private, and protected in Java.

• Encapsulation also helps in reduci

Loops are used to execute a block of code repeatedly. PHP has four types of loops: for, while, do-while, and foreach.

• Loops help in automating repetitive tasks.

• For loop is used when the number of iterations is known.

• While loop is used when the number of iterations is unknown.

• Do-while loop is similar to while loop, but it executes the code block at least once.

• Foreach loop is used to iterate over arrays or objects.