TestingXperts Full Stack Software Developer Interview Questions and Answers

Aptitude and Technical (SQL, Cloud Services, Java Questions, Operating System Questions)

Q1. Question on SQL queries.
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Q2. Write code on the second maximum number in an array.
Ans. 
Code to find the second maximum number in an array.
• Sort the array in descending order and return the second element.

• Initialize two variables to store the maximum and second maximum values.

• Iterate through the array and update the variables accordingly.
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Graphs,array and link list question

Q1. Focus on core CS subject with basic dsa
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Q1. Medium DSA round with project
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Q1. Salary negotiations and basic behavioral topics
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Questions based on cloud computing and mulesoft were there

Same cloud computing and mulesoft based questions

Q1. One coding question
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Some basic questions of logical reasoning.

Questions related to OOPS and DSA up to Linked list and stack queues.

Q1. Some oops questions and questions related to projects.
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Q2. Some basic questions about SAAS and cloud.
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Q1. Asked to write Triggers
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Q2. Data security and batch class
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60 MCQ questions are there

Q1. Simple java questions are there
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Q2. Array list vs Linked List
Ans. 
Array list is faster for accessing elements by index, while Linked List is better for frequent insertions and deletions.
• Array list has constant time access to elements by index, while Linked List requires traversing the list to find an element.

• Linked List is better for frequent insertions and deletions as it only requires changing pointers, while Array list may require shifting elements.

• Array list uses contiguous memor...read more
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Q1. Diff between fastapi and flask
Ans. 
FastAPI is a modern, fast web framework for building APIs with Python, while Flask is a lightweight web framework.
• FastAPI is faster than Flask due to its use of Pydantic for data validation and serialization.

• FastAPI has automatic interactive API documentation with Swagger UI and ReDoc, while Flask requires additional setup for documentation.

• FastAPI supports type hints and async/await syntax out of the box, making it ea...read more
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Q1. Previous project discussion Javascript fundamentals. basic SQL queries
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