Infosys Technology Intern Interview Questions and Answers

Q1. About technical operations .
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Q2. What is your experience with Microsoft 365 and its documentation features?
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Q1. Can you describe your past work experiences?
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Q2. Your skills.
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Q1. Write program to get common number from two arraylist using java 8
Ans. 
Program to find common numbers in two arraylists using Java 8
• Use Java 8 streams to filter out common elements between two arraylists

• Convert arraylists to streams, use filter() and collect() methods

• Use distinct() method to avoid duplicate common numbers
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Q2. 2nd highest salary of an employee
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Q1. How the team is been handled
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Q2. Production issues faced recently
Ans. 
Recently faced production issues include server downtime and software bugs.
• Server downtime due to hardware failure

• Software bugs causing crashes and data loss

• Integration issues with third-party systems
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Q1. What is rdbms in sql
Ans. 
RDBMS stands for Relational Database Management System in SQL.
• RDBMS is a type of database management system that stores data in a structured format using rows and columns.

• It allows users to establish relationships between different data sets.

• SQL (Structured Query Language) is commonly used to interact with RDBMS.

• Examples of RDBMS in SQL include MySQL, Oracle, and SQL Server.
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Q2. What is polymorphism
Ans. 
Polymorphism is the ability of a single function or method to operate on different types of data.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• It enables a single interface to represent multiple data types.

• Examples include method overloading and method overriding in object-oriented programming.
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Js questions , es6 , typescript, react , redux

Relevant experience , work experience,

Q1. Communication Round
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Q2. Best Interaction Skills
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Q1. Technical Skills
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Q1. Tell me about a time a project was not successful & how you worked through it
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Q2. What does success look like to you
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