Josh Software Software Engineer Interview Questions, Process, and Tips

Q1. What is inheritance, bindings, static, final, exception handling, collections.
Ans. 
Inheritance, bindings, static, final, exception handling, collections are key concepts in software engineering.
• Inheritance allows a class to inherit properties and behaviors from another class.

• Bindings refer to the process of connecting data to a user interface element.

• Static keyword is used to create class-level variables and methods.

• Final keyword is used to make a variable, method, or class immutable.

• Exception handli...read more
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Q2. Difference between linked list and ArrayList.
Ans. 
Linked list is a data structure where elements are stored in nodes with pointers to the next node. ArrayList is a resizable array implementation.
• Linked list allows for efficient insertion and deletion of elements, while ArrayList is faster for random access.

• Linked list uses more memory due to storing pointers, while ArrayList uses contiguous memory for elements.

• Example: LinkedList linkedList = new LinkedList<>(); Array
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Q3. Code for remove all white space from a string.
Ans. 
Code to remove all white space from a string.
• Use built-in string functions like replace() or regex to remove white spaces.

• Example: str.replace(/\s/g, '') will remove all white spaces from the string.
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Q1. She asked me about my internship and projects
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Q2. Do you know about Git
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Interview process was smooth. First round was coding question bases on array, string

Q1. Database questions Data structure question
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Q2. How to chose sql vs nosql
Ans. 
Choose SQL for structured data and complex queries, choose NoSQL for unstructured data and high scalability.
• Consider data structure and complexity of queries

• Choose SQL for ACID compliance and complex transactions

• Choose NoSQL for high scalability and flexibility

• Consider the need for horizontal scaling

• Evaluate the consistency and availability requirements
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3 medium coding questions

Q1. Oops base question
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Q2. DBMS , Operating system , Exception handling
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Q3. About Myself and introduction
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Q4. Cryptography based questions as well
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Q5. Python's concept based questions
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3 basic DSA question were provided on their own custom sparkKode platform. The questions are simple and can be easily solved with basic DSA practice.

This round was an aptitude/coding round. Aptitude questions were asked, along with basic problem solving questions (check whether 2 strings are anagram or not, check for palindrome etc).

Q1. In-depth questions on OOPS were asked based on the language of the candidate (primarily cpp is used for convenience). OS, networking and DBMS is thoroughly questions. You will asked to normalize a given da...read more
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Q1. Questions such as: What are my hobbies? Why I wanted to join? What are my long term goals were asked.
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