Chetu Web Developer Interview Questions and Answers

Q1. HTML CSS and JavaScript
Ans. Hyper text markup language, Cascading style sheet and JavaScript
Answered by ABHISHEK KUMAR S SINGH
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Q1. UI and UX design questions
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Q1. How to update new PHP version
Ans. 
To update PHP version, download the latest version from php.net, backup your files, update php.ini, and restart the server.
• Download the latest PHP version from php.net

• Backup your files before updating

• Update php.ini configuration file

• Restart the server to apply changes
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Q2. How to create python in session
Ans. 
To create a Python session, you can use the 'requests' library to make HTTP requests and maintain session state.
• Import the 'requests' library

• Create a session object using 'requests.Session()'

• Use the session object to make HTTP requests, which will automatically handle cookies and other session data
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Php, html , CSS in this relationship

Q1. C# oops concept .net core
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Q2. Sql server Database
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Q1. Discussion of about of your company
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Q2. Salary discussion And benefits
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Q3. Features About of your company
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Round duration - 60 Minutes
Round difficulty - Medium

This round had questions mainly from .NET and ASP .NET Core.

Round duration - 60 Minutes
Round difficulty - Medium

This round started with some questions from DBMS and SQL and then moved on to some more questions from ASP .NET.

Q1. Can you explain the concept of ACID properties in DBMS?
Ans. 
ACID properties in DBMS ensure data integrity and consistency in transactions.
• ACID stands for Atomicity, Consistency, Isolation, Durability.

• Atomicity ensures that either all operations in a transaction are completed successfully or none are.

• Consistency ensures that the database remains in a valid state before and after the transaction.

• Isolation ensures that multiple transactions can run concurrently without affecting e...read more
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Q2. What are the different types of joins in SQL?
Ans. 
Different types of joins in SQL include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.
• INNER JOIN: Returns rows when there is a match in both tables.

• LEFT JOIN: Returns all rows from the left table and the matched rows from the right table.

• RIGHT JOIN: Returns all rows from the right table and the matched rows from the left table.

• FULL JOIN: Returns rows when there is a match in one of the tables.
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Q3. What are constraints in SQL?
Ans. 
Constraints in SQL are rules that are enforced on data columns in a table.
• Constraints ensure data integrity by enforcing rules on data columns

• Common constraints include NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK

• Example: NOT NULL constraint ensures a column cannot have a NULL value
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Q4. What are triggers in SQL?
Ans. 
Triggers in SQL are special stored procedures that are automatically executed when certain events occur in a database.
• Triggers can be used to enforce business rules, maintain referential integrity, and automate tasks.

• There are two main types of triggers: Before Triggers and After Triggers.

• Example: A trigger can be set to automatically update a 'last_modified' column whenever a row is updated in a table.
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Q5. Can you explain how the HTTP protocol works?
Ans. 
HTTP is a protocol used for transferring data over the internet.
• HTTP stands for Hypertext Transfer Protocol.

• It is a request-response protocol where a client sends a request to a server and the server responds with the requested data.

• HTTP uses methods like GET, POST, PUT, DELETE to specify the action to be performed.

• Headers are used to provide additional information about the request or response.

• Status codes like 200 (O...read more
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Q6. What is session state in HTTP?
Ans. 
Session state in HTTP refers to the data stored on the server about a user's interactions during a session.
• Session state allows the server to remember information about a user's interactions during a session.

• It is typically stored in server-side memory or a database.

• Session state is used to maintain user authentication, shopping cart contents, and other user-specific data.

• Cookies are often used to maintain session stat
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Round duration - 30 Minutes
Round difficulty - Easy

This was a Technical Cum HR round where I was first asked some basic OOPS related concepts and then we discussed
about my expectations from the company , learnings and growth in the forthcomig years. I would suggest be honest and
try to communicate your thoughts properly in these type of rounds to maximise your chances of getting selected.

Q1. Why should we hire you?
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Q2. Why are you looking for a job change?
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