Betsol C Developer Interview Questions and Answers

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Q1. What is your long term goal
Ans. 
To become a lead software architect and contribute to cutting-edge technology advancements.
• Advance to a lead software architect role

• Contribute to cutting-edge technology advancements

• Continuously improve skills and knowledge through learning and certifications
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Q2. Tell me about yourself
Ans. 
I am a software developer with 5 years of experience in developing web applications using various technologies.
• Experienced in front-end development using HTML, CSS, and JavaScript

• Proficient in back-end development with languages like Java and Python

• Familiar with database management systems such as MySQL and MongoDB

• Strong problem-solving skills and ability to work in a team environment
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2 coding questions and 25 mcqs

Q1. SQL Related questions
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Q2. Asp.net related questions basic
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Very basic aptitude questions along with few coding questions

Q1. A problem statement was given and we had to provide an optimal approach to design and handle that problem
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Q2. Oops concepts, SQL queries
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In first round, they ask a dynamic pattern question.

Q1. What is attribute in HTML
Ans. 
An attribute in HTML provides additional information about an element and is used to modify the element's behavior or appearance.
• Attributes are added to HTML elements using the syntax attribute="value".

• Attributes can be used to specify things like the size, color, or alignment of an element.

• Examples of attributes include 'href' in Example and 'src' in .
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Q2. Constructor in php and use of constructor
Ans. 
Constructor in PHP is a special method used to initialize objects of a class.
• Constructor is a special method with the same name as the class.

• It is automatically called when an object is created.

• Constructors can be used to initialize object properties or perform any necessary setup.

• Example: class Car { public function __construct() { echo 'Car object created'; }}
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Round 1: DSA round asked Two DSA question in which one is Leetcode medium and another is leetcode Hard. I answer both of them but not selected in the further HR round.

Round 2: HR round

Questions based on coding

Based on coding questions

Q1. Introduction of yourself
Ans. 
I am a recent graduate with a degree in Computer Science and a passion for coding. I have experience with Java, Python, and web development.
• Recent graduate in Computer Science

• Proficient in Java, Python, and web development

• Passionate about coding
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Q2. About dbms , sql queries..
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Q1. What is four pillars of oops concepts
Ans. 
Encapsulation, Inheritance, Polymorphism, Abstraction
• Encapsulation: Bundling data and methods that operate on the data into a single unit

• Inheritance: Ability of a class to inherit properties and behavior from another class

• Polymorphism: Ability to present the same interface for different data types

• Abstraction: Hiding the complex implementation details and showing only the necessary features
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Q2. Different between array and collection
Ans. 
Arrays are fixed in size and store elements of the same data type, while collections are dynamic in size and can store elements of different data types.
• Arrays have a fixed size, while collections can dynamically resize.

• Arrays store elements of the same data type, while collections can store elements of different data types.

• Arrays use indexes to access elements, while collections use iterators or other methods.

• Examples:...read more
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