Josh Technology Group SDE-2 Interview Questions and Answers

One hour aptitude test, after clearing that, some basic coding questions were unlocked.

This one was face to face. Basically, the approach to the question was seeked by the HRs rather than the correct answer only.

Q1. This included two rounds, one with HR and one with CEO. Questions were based on real life logics and basic mathematics
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Q2. Based on real life and quants with some HR Questions.
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Q3. Like: What salary do you expect
Ans. 
I expect a competitive salary based on my skills, experience, and the market rate for software developers.
• Research the average salary range for software developers in your location and industry.

• Consider your level of experience, education, and any specialized skills you possess.

• Factor in the company's size, reputation, and financial stability.

• Be prepared to negotiate and discuss benefits and perks in addition to salary...read more
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They totally select you on the basis of aptitude only

Q1. It is also based on aptitude
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Basic aptitude test and was unproctored

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

Basic Questions from resume. String/Array DSA questions

Mcq + dsa JavaScript questions

Q1. JavaScript advance topics and database design topics
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Q1. Situation based question and behavioural questions
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