Infosys Interview Questions, Process, and Tips

Q1. Describe your project.
Ans. 
Developed a mobile app for tracking daily water intake and setting hydration goals.
• Designed user interface for easy input of water consumption

• Implemented reminder notifications to encourage regular hydration

• Integrated with health tracking apps to sync data

• Conducted user testing to gather feedback for improvements
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Q2. Mvc page life cycle
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Q3. What is routing
Ans. 
Routing is the process of selecting the best path for data packets to travel from one network to another.
• Routing involves determining the optimal path for data packets to reach their destination

• Routers use routing tables to make decisions on how to forward packets

• Routing protocols like OSPF and BGP help routers communicate and update routing information

• Examples of routing protocols include RIP, EIGRP, and IS-IS
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Q4. Difference btw mvc and web api
Ans. 
MVC is a design pattern for structuring web applications, while Web API is a framework for building HTTP services.
• MVC stands for Model-View-Controller and is used for organizing code in web applications.

• Web API is a framework for building HTTP services that can be accessed by various clients, not just browsers.

• MVC is typically used for server-side rendering of web pages, while Web API is used for providing data and fun...read more
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Q5. Difference between class and object
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A class is a blueprint for creating objects, while an object is an instance of a class.
• A class defines the properties and behaviors of objects, while an object is a specific instance of a class.

• Classes can be used to create multiple objects with similar characteristics.

• Objects can interact with each other by calling methods defined in their class.

• Example: Class 'Car' defines properties like 'color' and 'model', while a...read more
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Q6. Can we create an object of a constructor
Ans. 
No, we cannot create an object of a constructor directly.
• Constructors are used to initialize objects of a class, not to create objects of the constructor itself.

• To create an object, we use the 'new' keyword followed by the constructor function.

• Example: function Person(name) { this.name = name; } var person1 = new Person('John');
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Q7. Sql joins and what is the deault join
Ans. 
SQL joins are used to combine rows from two or more tables based on a related column between them. The default join is an INNER JOIN.
• SQL joins are used to retrieve data from multiple tables based on a related column between them

• The default join in SQL is an INNER JOIN, which returns rows when there is at least one match in both tables

• Other types of joins include LEFT JOIN, RIGHT JOIN, and FULL JOIN
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Q1. How is deployment done in your project
Ans. 
Deployment in our project is done using automated scripts and tools to ensure consistency and efficiency.
• Deployment scripts are written to automate the process of deploying code to different environments.

• We use tools like Jenkins, Ansible, and Docker for continuous integration and deployment.

• Each deployment goes through a series of automated tests to ensure stability and functionality.

• Rollback procedures are in place i...read more
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Q2. Azure basics qustions
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Q3. Managerial scenario based questions- how do you handle a stressfull situation.
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Q1. Document verification
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Q1. Asked about work details, and few briefs of education, notice period and Current location, preferred location, CTC ( Current and expected).
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Q1. Brief about yours Project explanation Any bank project handled till now? Smoke testing, sanity testing and difference in between Smoke and regression testing Techniques of manual testing What is BVA a...read more
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Q1. About project,java ,selenium,framework,data driven coding
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Q2. Agile methodology,api ,map,method overriding
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Q1. Salary expectation and negotitation
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Q2. Location preference
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Array easy question and string handling and Java 8 based task

Q1. Hash map implementation in java
Ans. 
HashMap is a data structure in Java that stores key-value pairs and allows for fast retrieval of values based on keys.
• HashMap is part of the Java Collections framework.

• It uses hashing to store and retrieve elements quickly.

• Example: HashMap map = new HashMap<>(); map.put("key1", 1); int value = map.get("key1");
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Q2. String manipulation task
Ans. 
Manipulate an array of strings using various string methods.
• Use String methods like substring, replace, toUpperCase, toLowerCase, etc.

• Concatenate strings using '+' operator.

• Split strings into arrays using split method.
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Q1. Basic discussion
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Q1. Cybersecurity Concepts
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Q2. Networking Concept
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Q3. CDN and WAF Technical Questions
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Q4. Scenario Questions
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Q5. Incident Response Handling
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Q1. It was sql and pyspark
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Q2. Azure Data factory basics
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Q3. Data bricks architecture and performance optimisation
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