Grid Dynamics Junior Software Engineer Interview Questions and Answers

Q1. What is debugging
Ans. 
Debugging is the process of identifying and fixing errors or bugs in software code.
• Identifying and isolating issues in the code

• Using tools like breakpoints and print statements to track down bugs

• Fixing errors to ensure the code runs correctly

• Testing the code to verify that the bugs have been resolved
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Q2. How debugging can be achieved
Ans. 
Debugging can be achieved by identifying and fixing errors in the code.
• Use debugging tools like breakpoints to pause the code execution and inspect variables

• Review the code logic and look for syntax errors or logical mistakes

• Utilize logging to track the flow of the program and identify issues

• Test the code with different inputs to reproduce and isolate the bugs

• Collaborate with team members to get fresh perspectives on t
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Q3. Tell me about Yourself
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Q1. Object Oriented Programming Concepts - with example - difference
Ans. 
Object Oriented Programming Concepts involve encapsulation, inheritance, and polymorphism.
• Encapsulation: Bundling data and methods that operate on the data into a single unit (class). Example: class Car with properties like make, model, and methods like start(), stop().

• Inheritance: Allows a class to inherit properties and methods from another class. Example: class SUV extends Car, inheriting properties and methods from...read more
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Q2. Prime Number, Spy Number for coding round
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Good computer science spectrum of questions

Binary search question, dp question and a sliding window question

Given a pattern and we need to complete the pattern within 40mins, also allows completing this problem in any language ( c,c++, python, java).

Q1. Went through a technical interview, and was asked to solve some coding questions(4 - 5), and some technical stuff. It is one on one interview.
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Q2. Also, test our reasoning skills and explanation of an algorithm.
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Q1. Another technical round.
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Q1. This is the final phase of the recruitment
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Q2. Tell me about your family, friends, and intermediate.
Ans. 
I have a close-knit family and a supportive group of friends. I also have intermediate skills in various programming languages.
• My family is very important to me and we have a strong bond.

• I have a few close friends who have always been there for me.

• In terms of programming, I have intermediate skills in languages like Java, Python, and JavaScript.
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Get good handson for basics program of java on array, string

Q1. Constructor,static variable, interface,what are the types for creating objects, collection and collections difference etc..
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Q2. Overloading and overriding difference
Ans. 
Overloading is having multiple methods in the same class with the same name but different parameters. Overriding is having a method in a subclass with the same name and parameters as a method in the superclass.
• Overloading involves multiple methods with the same name but different parameters.

• Overriding involves a method in a subclass with the same name and parameters as a method in the superclass.

• Overloading is resolved...read more
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