Peerbits Solution Interview Questions, Process, and Tips

BInary Tree implementation

Q1. High level design and architecture of project
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The high level design and architecture of a project involves outlining the overall structure and components of the software system.
• Identify the main modules or components of the system

• Define the interactions between these modules

• Specify the data flow and communication protocols

• Consider scalability, performance, and security requirements

• Choose appropriate design patterns and technologies
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Q2. Design database schema for particular scenario.
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Design a database schema for a particular scenario.
• Identify entities and their relationships

• Create tables for each entity

• Define primary and foreign keys

• Normalize the database to reduce redundancy

• Consider indexing for performance optimization
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Q3. What is Cascadiing
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Cascading is a data processing framework for building complex data processing workflows on Apache Hadoop.
• Cascading allows developers to easily create and manage data pipelines using Java or other JVM languages.

• It provides a higher-level abstraction for working with Hadoop MapReduce, making it easier to write and maintain data processing jobs.

• Cascading supports complex data transformations, joins, aggregations, and more...read more
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Q1. Object oriented programming questions
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Q2. Stuff related final year project
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Q1. What is OOPs Concept?
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OOPs (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data and code.
• OOPs focuses on creating objects that interact with each other to solve a problem

• It involves concepts like classes, objects, inheritance, polymorphism, and encapsulation

• Example: Inheritance allows a class to inherit properties and behavior from another class
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Q2. What is the difference between abstract class and interface?
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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 implementation.

• A class can extend only one abstract class, but can implement multiple interfaces.

• Abstract class is used to provide a common base for multiple classes, while interface is used to define a contract for class...read more
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