AlgoShack Associate Software Engineer Interview Questions and Answers

Q1. What is ACID Prop?
Ans. 
ACID Prop stands for Atomicity, Consistency, Isolation, Durability properties in database transactions.
• Atomicity ensures that all operations in a transaction are completed successfully or none at all.

• Consistency ensures that the database remains in a consistent state before and after the transaction.

• Isolation ensures that multiple transactions can be executed concurrently without affecting each other.

• Durability ensures...read more
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Q2. WHAT IS ER Dia?
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ER Dia stands for Entity-Relationship Diagram, a visual representation of entities and their relationships in a database.
• ER Dia is used to design databases by showing the entities (such as customers, products, orders) and the relationships between them.

• Entities are represented as rectangles, relationships as diamonds, and attributes as ovals.

• For example, in a library database, you may have entities like 'Book', 'Author...read more
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30 Questions Of Aptitude regarding Logical thinking etc

2 Coding Questions regarding Programming in C language

Q1. Questions based on projects worked and skills mentioned in resume
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Q1. Questions on Projects worked and skills mentioned and some company questions.
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Q1. Simple Array based Question and puzzels
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Q2. Array Based Question , puzzels and about nodejs internals
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It was a written tet with three sections one technical mcq second apti and three coding questions

Q1. How to solve problem in the written test
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Q2. Project questions
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The assessment included a written test comprising multiple-choice questions (MCQs) based on technical knowledge and aptitude. Each correct answer was awarded 1 mark, while incorrect answers incurred a penalty of -0.25 marks. The subsequent section featured two coding questions and two SQL queries, for which candidates were required to write the complete code.

Q1. Diff between HTTP and HTTPS
Ans. 
HTTP is unsecured protocol while HTTPS is secured protocol using SSL/TLS encryption.
• HTTP stands for Hypertext Transfer Protocol, while HTTPS stands for Hypertext Transfer Protocol Secure.

• HTTP operates on port 80, while HTTPS operates on port 443.

• HTTP does not encrypt data, while HTTPS encrypts data using SSL/TLS.

• HTTPS provides authentication and data integrity, while HTTP does not.

• Example: http://www.example.com vs htt
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It was good 20 mcqs 3 coding questions

Q1. Dsa and core subjects like cn os
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Q2. Dsa questions and core subjects
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Q1. Basic family discussion and salary details
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Q1. What is Nodejs and how is it useful + 1 leetcode hard problem
Ans. 
Node.js is a runtime environment that allows you to run JavaScript on the server side, making it useful for building scalable network applications.
• Node.js is built on Chrome's V8 JavaScript engine and uses an event-driven, non-blocking I/O model, making it lightweight and efficient.

• It is commonly used for building web servers, APIs, real-time applications, and microservices.

• Node.js has a large ecosystem of libraries an...read more
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