QSS Technosoft Inc. Software Developer Interview Questions and Answers for Freshers

Q1. He asked me to fined n prime number
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Q1. Basics of Python
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Q2. Basics of Django
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Q1. Python concepts knowledge check
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Q2. Django architecture and projects discussion
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Q1. General communication about the role and previous experience
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Q1. Package negotiation and culture check
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Logical reasoning questions (1-1.5 hours)

DSA Questions(2 hours)

Q1. How soon I can start?
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Q2. I am flexible with work timings?
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Dsa problems dp and tress problem

Q1. Tell me about your self
Ans. 
I am a passionate software engineer with 5 years of experience in developing web applications using various technologies.
• 5 years of experience in software development

• Proficient in developing web applications

• Skilled in using various technologies

• Passionate about software engineering
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Q2. Projects and intership
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The test was in hackerrank platform, it was moderate level.

Q1. What is singleton design pattern
Ans. 
Singleton design pattern restricts the instantiation of a class to a single instance and provides global access to it.
• Used when only one instance of a class is required throughout the application

• Provides a global point of access to the instance

• Implemented using a private constructor, static method, and static variable

• Example: Logger class, Database connection class
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Q2. C# LINQ queries for group and sum data from data table
Ans. 
C# LINQ queries for group and sum data from data table
• Use GroupBy() method to group data based on a specific column

• Use Sum() method to calculate the sum of a column

• Use Select() method to select the required columns
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Q3. Solid design principles
Ans. 
Solid design principles are a set of guidelines for writing maintainable and scalable code.
• Single Responsibility Principle (SRP) - each class should have only one responsibility

• Open/Closed Principle (OCP) - classes should be open for extension but closed for modification

• Liskov Substitution Principle (LSP) - subclasses should be able to replace their parent classes without affecting the program's correctness

• Interface Se...read more
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Q4. OOPS concepts ,like association and all
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Basic aptitude test and was unproctored

Q1. It was a online technical round
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MCQ questions on OS, JS and HTML

Basic Questions from resume. String/Array DSA questions