Jio Platforms Interview Questions, Process, and Tips

Q1. What is reinformance learning
Ans. 
Reinforcement learning is a type of machine learning where an agent learns to make decisions by receiving feedback from its environment.
• In reinforcement learning, an agent interacts with an environment by taking actions and receiving rewards or penalties.

• The goal is for the agent to learn the optimal strategy to maximize cumulative rewards over time.

• Examples include training a computer program to play games like chess ...read more
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5-10 mins
Topic - Ecommerce vs Brick n Mortar Shops

Q1. Questions on python in detail
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Q2. Software Development Lifecycle
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Software Development Lifecycle is a process used by software development teams to design, develop, test, and deploy software.
• SDLC consists of several phases including planning, analysis, design, implementation, testing, and maintenance.

• Each phase has its own set of activities and deliverables to ensure the software meets requirements and quality standards.

• Examples of SDLC models include Waterfall, Agile, and DevOps.

• SDL...read more
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Q1. This was HR + Tech Round I was asked questions about my resume, my future interests, my field of choice
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Basic coding questions and cs fundamentals

Q1. Basic hr questions
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Simple questions were posed.

Basic knowledge of coding questions.

Q1. What is Python and what are its uses?
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Q2. Have you ever worked in an internship?
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Q1. Where do you live currently?
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Q2. Can you commute to the office?
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It was 2 medium leetcode problem.

Q1. Write a query to print the no of employees having salary more than 5000/-
Ans. 
Query to print the number of employees with salary > 5000/-
• Use SELECT COUNT(*) to count the number of employees

• Add WHERE clause to filter employees with salary > 5000/-
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Q2. Is there difference between SQL and MySQL
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Yes, there is a difference between SQL and MySQL.
• SQL is a standardized language for managing relational databases, while MySQL is a specific relational database management system (RDBMS) that uses SQL as its language.

• SQL is a language used to communicate with databases, while MySQL is a software that implements and manages databases.

• MySQL is one of the many RDBMS options available, while SQL is a language used across d...read more
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Q3. What is SDLC ? DDL and DML commands? What is right join explain it with an example? What is LIFO and LILO ? Real time application of python? What is linked list?
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A set of questions related to software development, database management, and data structures.
• SDLC stands for Software Development Life Cycle and is a process used to design, develop, and test software.

• DDL (Data Definition Language) commands are used to create, modify, and delete database objects like tables, indexes, etc.

• DML (Data Manipulation Language) commands are used to insert, update, and delete data in a database...read more
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Q1. What are your IT skills?
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Q2. Which is fast c or python during execution? Difference between malloc and calloc ? What is memory allocation? What is method overriding? Why Jio?
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Questions related to programming and Jio
• Python is slower than C during execution

• malloc allocates memory without initializing it, while calloc allocates and initializes memory to zero

• Memory allocation is the process of reserving a portion of the computer's memory for a program to use

• Method overriding is when a subclass provides a different implementation of a method that is already defined in its superclass

• Jio is a popu...read more
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Q1. Linked list related problems
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Q2. Project related questions
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Q3. Are you a leader? What you expect from Jio
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