Neilsoft Senior Software Engineer Interview Questions and Answers

Q1. List, tuple Decorators
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Q2. What is the process for removing duplicates from a list?
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Easy-Moderate, Coding problem related to string

Q1. What is difference between the abstract class and interface
Ans. 
Abstract class can have both abstract and non-abstract methods, while interface can only have abstract methods.
• Abstract class can have constructor, fields, and methods, while interface cannot have any of these.

• A class can implement multiple interfaces but can only inherit from one abstract class.

• Abstract classes are used to provide a common base for multiple classes, while interfaces define a contract that implementing
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Q1. What design pattern used in angular
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The design pattern commonly used in Angular is the Observer pattern.
• The Observer pattern is used to establish a one-to-many dependency between objects.

• In Angular, Observables are used to implement the Observer pattern for handling asynchronous data streams.

• Components in Angular often use Observables to subscribe to changes and react accordingly.
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