DXC Technology Software Engineer Interview Questions and Answers

Q1. Tell me about JOIN queries
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Q2. Tell me about your projects
Ans. 
I have worked on various projects, including web applications, mobile apps, and data analysis tools, showcasing my diverse skill set.
• Developed a responsive web application using React and Node.js for an e-commerce platform, improving user engagement by 30%.

• Created a mobile app for tracking fitness activities, utilizing Flutter and Firebase, which gained over 10,000 downloads in the first month.

• Implemented a data analys...read more
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Q1. Can you describe your work experience?
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I have over five years of experience in software development, focusing on web applications and cloud-based solutions.
• Developed a scalable e-commerce platform using React and Node.js, improving load times by 30%.

• Led a team of 4 in migrating legacy systems to AWS, resulting in a 40% reduction in operational costs.

• Implemented CI/CD pipelines using Jenkins, which decreased deployment times from hours to minutes.

• Collaborate...read more
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Q2. Can you describe your roles and responsibilities?
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As a Software Engineer, I design, develop, and maintain software applications while collaborating with cross-functional teams.
• Developed and maintained web applications using JavaScript and React, improving user experience and performance.

• Collaborated with product managers to gather requirements and translate them into technical specifications.

• Participated in code reviews to ensure code quality and adherence to best pra...read more
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Fibonacci series and program to find the max number in list

Q1. What is oops and explain each of the terms
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Q2. What is list, dictionary, set and tuple and difference between them
Ans. 
List, dictionary, set, and tuple are data structures in Python with different characteristics and use cases.
• List: ordered collection of items, mutable (can be changed), represented by square brackets []

• Dictionary: unordered collection of key-value pairs, mutable, represented by curly braces {}

• Set: unordered collection of unique items, mutable, represented by curly braces {}

• Tuple: ordered collection of items, immutable ...read more
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Q1. What is Dns and what are its use
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DNS stands for Domain Name System. It is a decentralized naming system for computers, services, or any resource connected to the Internet.
• DNS translates domain names to IP addresses

• It helps in locating resources on the Internet

• DNS servers store domain name records like A, CNAME, MX, etc.

• Examples: www.google.com translates to 172.217.3.196
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Q2. Do you know how to create user
Ans. 
Yes, I know how to create user accounts in software applications.
• Use a user interface to input user information such as username, password, and email.

• Store user information securely in a database.

• Implement authentication and authorization mechanisms to control user access.

• Provide functionality for users to update their profiles and reset passwords.
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