Beehive Software Services Interview Questions and Answers

Coding test are just basic Array and linkedList question

Q1. Explain 4 pillar of oops
Ans. 
The 4 pillars of OOP are Inheritance, Encapsulation, Abstraction, and Polymorphism.
• Inheritance allows a class to inherit properties and behavior from another class.

• Encapsulation restricts access to certain components of an object, protecting its integrity.

• Abstraction hides complex implementation details and only shows the necessary features.

• Polymorphism allows objects of different classes to be treated as objects of a
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Q2. Internal working of Hashmap
Ans. 
HashMap is a data structure that stores key-value pairs and uses hashing to quickly retrieve values based on keys.
• HashMap internally uses an array of linked lists to store key-value pairs.

• When a key-value pair is added, the key is hashed to determine the index in the array where it will be stored.

• If multiple keys hash to the same index, a linked list is used to handle collisions.

• Retrieving a value involves hashing the ...read more
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Q3. Crud operation implementation
Ans. 
Implementation of Create, Read, Update, and Delete operations in a software system.
• Use SQL queries for database operations

• Create separate functions for each operation

• Handle errors and exceptions properly

• Test thoroughly to ensure functionality

• Consider security measures to prevent unauthorized access
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Q1. Why are you chaning the organisation?
Ans. 
Seeking new challenges and opportunities for growth.
• Looking for a new environment to learn and develop new skills

• Interested in working on different projects and technologies

• Seeking better career advancement opportunities

• Wanting to work in a more collaborative team environment
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Q1. How does Angular work ?
Ans. 
Angular is a front-end web application framework that allows developers to build dynamic single-page applications.
• Angular uses TypeScript for building applications.

• It follows the MVC (Model-View-Controller) architecture.

• Angular provides two-way data binding, which means changes in the model are automatically reflected in the view and vice versa.

• It uses directives to extend HTML with new attributes and tags.

• Angular has ...read more
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Q2. Array based javascript question
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Q3. What is hoisting ?
Ans. 
Hoisting is a JavaScript mechanism where variable and function declarations are moved to the top of their containing scope during compilation.
• In JavaScript, variable and function declarations are hoisted to the top of their scope.

• This means that you can use a variable or function before it is declared.

• However, only the declarations are hoisted, not the initializations.
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Q4. What is temporal dead zone ?
Ans. 
Temporal dead zone is the period between entering scope and being able to access a variable.
• Occurs when trying to access a variable before it has been declared

• Caused by hoisting in JavaScript

• Results in a ReferenceError

• Example: const x = 10; console.log(x); // ReferenceError: Cannot access 'x' before initialization
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Q1. Project related question
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Q1. Scenario based question
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Q1. Salary discussion
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