Pyramid Softsol Application Developer Interview Questions and Answers

JavaScript, React Js

Q1. How many years of relevant experience
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Q2. What is your current CTC
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Q3. What is your Expectation
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Q1. What is your Strength
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Q2. What is weakness
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Q3. What is your Goal
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Strong appitude knowledge is required.

Q1. String , arrays, oops
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Q1. Strecture of sql statement
Ans. 
SQL statements are used to interact with databases by performing operations like querying, updating, and deleting data.
• SQL statements are made up of keywords like SELECT, INSERT, UPDATE, DELETE, etc.

• They are structured in a specific order, with clauses like WHERE, ORDER BY, GROUP BY, etc.

• Tables are referenced using their names, and conditions are specified to filter data.

• Joins can be used to combine data from multiple ...read more
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Q1. Tell me about yourself.
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Q2. What do you know about Magento 2?
Ans. 
Magento 2 is a powerful e-commerce platform offering flexibility, scalability, and a rich set of features for online stores.
• Modular architecture allows for easy customization and extension of functionalities.

• Improved performance with full-page caching and optimized indexing.

• User-friendly admin interface enhances the management of products and orders.

• Supports multiple storefronts, enabling businesses to manage different...read more
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Q1. Tell me about yourself
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Q2. Situation based questions
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Q1. What are some common questions related to Elastic Search?
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Q2. What are the key features and benefits of using Snowflake in data warehousing?
Ans. 
Snowflake offers a cloud-based data warehousing solution with scalability, performance, and ease of use.
• Separation of storage and compute: Allows independent scaling of resources, optimizing costs and performance.

• Automatic scaling: Snowflake can automatically scale up or down based on workload demands, ensuring efficient resource usage.

• Concurrency handling: Supports multiple users and queries simultaneously without per...read more
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Easy Level DS Questions - 30 mins

Q1. Cloud Services related questions
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Q2. ETL Based question
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A comprehensive coding test which included job role simulation.

Advanced Cloud Services questions

Q1. Introduce yourself
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Q2. Why did you leave your last organisation
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Q1. How to you approach performance optimization in your database?
Ans. 
I optimize database performance through indexing, query optimization, and regular maintenance practices.
• Use indexing to speed up data retrieval; for example, create indexes on frequently queried columns.

• Analyze and optimize slow queries using tools like EXPLAIN to understand execution plans.

• Implement caching strategies to reduce database load; for instance, use Redis for frequently accessed data.

• Regularly perform datab...read more
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Q2. What design pattern you used frequently and why?
Ans. 
I frequently use the Singleton pattern for managing shared resources and ensuring a single instance across the application.
• Ensures a class has only one instance, e.g., a configuration manager.

• Provides a global point of access, useful for logging services.

• Lazy initialization can be implemented to improve performance.

• Thread-safe implementations prevent issues in multi-threaded environments.
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