Principal Global Services Software Developer Interview Questions, Process, and Tips

After 3 sections of aptitude, English and core subjects, there were two coding problems both based on string one was easy and other was medium.

Q1. Explain the projects in your resume
Ans. 
Developed a web-based project management tool for tracking tasks and deadlines
• Utilized HTML, CSS, JavaScript for front-end development

• Used PHP and MySQL for back-end functionality

• Implemented user authentication and authorization features

• Integrated calendar and notification system for task reminders
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Q2. Explain the backend side of your project
Ans. 
The backend of my project is responsible for handling server-side logic and data processing.
• Implemented RESTful APIs for communication between frontend and backend

• Used Node.js and Express for server-side scripting

• Utilized MongoDB for database management

• Implemented authentication and authorization using JWT tokens
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Q3. How did you implement concepts of OOP in your projects
Ans. 
I implemented concepts of OOP in my projects by creating classes, objects, inheritance, encapsulation, and polymorphism.
• Used classes to represent real-world entities

• Implemented inheritance to reuse code and create a hierarchy of classes

• Utilized encapsulation to hide data and restrict access to it

• Applied polymorphism to allow objects of different classes to be treated as objects of a common superclass
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Q4. How to handle duplicate entries in the database
Ans. 
Duplicate entries in the database can be handled by using unique constraints, deduplication scripts, or merging duplicate records.
• Use unique constraints in the database schema to prevent duplicate entries.

• Implement deduplication scripts to regularly scan and remove duplicate records.

• Merge duplicate records by updating one record with the information from the other duplicate record.
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Q5. Write a code to tell whether a string is palindrome or not
Ans. 
Code to check if a string is a palindrome or not
• Create a function that takes a string as input

• Remove all non-alphanumeric characters and convert to lowercase

• Compare the string with its reverse to check if it's a palindrome
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Q1. Why did you choose CSE?
Ans. 
Passion for problem-solving and interest in technology led me to choose Computer Science Engineering.
• Passion for problem-solving

• Interest in technology

• Opportunities for innovation and creativity

• High demand and job prospects in the field
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Q2. What is a better option -- taking CSE from a tier 3 college or taking metallurgy from a tier 1 college?
Ans. 
Taking CSE from a tier 3 college is a better option for a career in software development.
• CSE from a tier 3 college will provide a strong foundation in computer science and programming skills.

• Employers in the software industry often prioritize skills and experience over the college's tier.

• Metallurgy may not be directly relevant to a career in software development.

• Internships, projects, and self-learning can help bridge ...read more
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Q1. Tell me something about yourself
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Q2. Dont remember right now
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