Infinite Computer Solutions Senior Engineer Interview Questions and Answers

Simple aptitude qyestions

! simple and 1 medium levelleetcode questions

Q1. Generic Python Based questions
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Q2. Python Data structures
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Q3. Generators, Decorators
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Q1. LLD and` Web framework based questions
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Q1. Angular life cycle
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Q2. NgRX state management
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Q3. Let var const difference, this keyword
Ans. 
var, let, const are used to declare variables in JavaScript. 'this' keyword refers to the current object.
• var is function-scoped, let is block-scoped, const is block-scoped and cannot be reassigned

• 'this' keyword refers to the current object in which it is used

• Example: var x = 10; let y = 20; const z = 30; this.name = 'John';
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A backend service to be created for product management.

Q1. Logical implementation of set theory
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Set theory is a branch of mathematical logic that studies sets, which are collections of objects.
• Set theory deals with the study of sets and their properties.

• Sets can be defined by listing their elements or by using set-builder notation.

• Operations on sets include union, intersection, and complement.

• Venn diagrams are often used to visualize relationships between sets.

• Set theory forms the foundation of many branches of m...read more
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Q2. Java features and details
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Q1. Leetcode problem
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Q1. Questions related to security
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1st round was consist of mcq questions the difficulty level was moderate to hard.

Q1. Aws related question
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Q1. TMAY, project work, tools
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Q2. What is your project
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Q3. Technology worked on
Ans. 
I have worked on various technologies including Java, Python, AWS, and Docker.
• Proficient in Java programming language and its frameworks like Spring and Hibernate

• Experience in developing and deploying applications on AWS cloud platform

• Familiarity with Python and its libraries like NumPy and Pandas

• Expertise in containerization using Docker and Kubernetes

• Hands-on experience in database technologies like MySQL and MongoDB
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Q1. Project you worked on
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Q2. Domain of project you worked
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Technical questions related to SQL , java , hibernate, spring boot ,oops, restful webservices

Q1. How to write Immutable class in java
Ans. 
Immutable class in Java
• Make the class final

• Make all fields private and final

• Do not provide any setter methods

• If mutable objects are used, return a copy instead of the original object
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Q1. What is difference between spring MVC and spring Boot
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Spring MVC is a web framework while Spring Boot is an opinionated configuration of Spring.
• Spring MVC requires manual configuration while Spring Boot provides auto-configuration.

• Spring Boot includes an embedded server while Spring MVC requires a separate server.

• Spring Boot simplifies dependency management while Spring MVC requires manual dependency management.

• Spring Boot is ideal for microservices while Spring MVC is be
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Q1. Salary discussion and project related information
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