Infosys Interview Questions, Process, and Tips

Q1. How do you debug LWC
Ans. 
Debugging LWC involves using browser developer tools, console logs, and Salesforce Lightning Inspector.
• Use browser developer tools to inspect elements and check for errors.

• Utilize console logs to track variables and identify issues in the code.

• Use Salesforce Lightning Inspector to debug server-side Apex calls and network requests.
Answered by AI
Add your answer
Q2. REST SOAP APIs differences
Ans. 
REST and SOAP APIs are different in terms of architecture, communication, and data formats.
• REST is based on HTTP protocol and uses standard methods like GET, POST, PUT, DELETE, while SOAP is a protocol-agnostic and uses XML for communication.

• REST is lightweight and easier to use, while SOAP is more rigid and has more security features.

• REST APIs are stateless, while SOAP APIs can maintain state between requests.

• REST API...read more
Answered by AI
Add your answer

Q1. What is the method to convert a string to uppercase in programming?
Add your answer

Q1. Explain automation framework
Ans. 
Automation framework is a set of guidelines, best practices, tools, and libraries used to automate testing processes.
• Automation framework provides structure and guidelines for writing automated tests.

• It helps in organizing test scripts, managing test data, and generating test reports.

• Common types of automation frameworks include keyword-driven, data-driven, and hybrid frameworks.

• Frameworks like Selenium WebDriver, Test...read more
Answered by AI
Add your answer
Q2. Waits in selenium, OOPS, agile
Ans. 
Waits in Selenium are used to handle synchronization issues, OOPS is Object-Oriented Programming concepts, and Agile is a software development methodology.
• Waits in Selenium are used to wait for certain conditions to be met before proceeding with the next steps in test automation scripts.

• OOPS concepts in programming include inheritance, encapsulation, polymorphism, and abstraction.

• Agile is a software development methodo...read more
Answered by AI
Add your answer

Reverse a string, find duplicates, write xpath

Q1. Related to Oops concepts
Add your answer
Q2. HashSet with custom objects
Ans. 
HashSet is a collection that stores unique elements, custom objects can be added by overriding equals() and hashCode() methods.
• Override equals() and hashCode() methods in custom object class for proper comparison and hashing

• Ensure immutability of custom object to maintain uniqueness in HashSet

• Example: class CustomObject { private int id; private String name; }
Answered by AI
Add your answer

Q1. Project related questions
Add your answer

Q1. Introduce yourself
Ans. 
I am a highly motivated and experienced professional with a background in consulting and a passion for problem-solving.
• Over 5 years of experience in consulting roles

• Strong analytical skills and ability to think critically

• Proven track record of successfully managing client relationships

• Excellent communication and presentation skills

• Proficient in data analysis and project management
Answered by AI
Add your answer
Q2. Salary negotiation
Add your answer

Q1. Oops any one briefly Write a program reverse string String Builder Comparator Comparable Transient keyword Exception handling Wait() and sleep() Custom exception and why we need Spring mvc and flow Spring...read more
Add your answer

Q1. Diff between virtual dom and original dom
Ans. 
Virtual DOM is a lightweight copy of the original DOM that React uses to improve performance by minimizing actual DOM manipulation.
• Virtual DOM is a representation of the actual DOM in memory.

• React compares the virtual DOM with the original DOM and only updates the parts that have changed.

• Virtual DOM updates are faster than directly manipulating the original DOM.

• Virtual DOM helps in optimizing performance by reducing th...read more
Answered by AI
Add your answer
Q2. Detailed explanation of useffect
Ans. 
useEffect is a React hook that allows for side effects in functional components.
• useEffect is used to perform side effects in functional components.

• It runs after every render by default.

• It can be used to fetch data, subscribe to events, update the DOM, and more.

• To run useEffect only once, pass an empty array as the second argument.

• To clean up effects, return a function from useEffect.
Answered by AI
Add your answer
Q3. UseMemo will use in all component
Add your answer