Mindfire Solutions Interview Questions, Process, and Tips

DSA, SQL, Problem Solving, Technical, Data Structures and Algorithms

Q1. Write an SQL Query for retrieving something
Ans. 
SQL query to retrieve data from a database
• Use SELECT statement to specify the columns to retrieve

• Use FROM clause to specify the table to retrieve data from

• Use WHERE clause to filter the results based on conditions
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Q2. Write a program to achieve something
Ans. 
Program to sort an array of integers in ascending order
• Use a sorting algorithm like bubble sort, selection sort, or insertion sort

• Iterate through the array and compare adjacent elements to swap if necessary

• Repeat the process until the array is sorted
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First round was coding test conducted by their IDE where you can program in any language like on hackerrank IDE . 5 question were asked from easy to hard

Q1. They ask me about my though on social media
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Q2. They give me a situation to handle the work load
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Q1. Difference between stack and heap ?
Ans. 
Stack is used for static memory allocation and stores local variables, while heap is used for dynamic memory allocation and stores objects.
• Stack memory is allocated in a contiguous block and is faster to access compared to heap memory.

• Variables stored on the stack have limited scope and lifetime, while objects on the heap can persist beyond the scope of the function.

• Stack memory is managed by the compiler, while heap m...read more
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Q2. Difference between complier and interpreter ?
Ans. 
Compiler translates entire code into machine code before execution, while interpreter translates code line by line during execution.
• Compiler translates entire code into machine code before execution

• Interpreter translates code line by line during execution

• Compiler generates error messages after scanning entire code

• Interpreter stops at first error encountered

• Examples: C, C++ use compilers; Python, Ruby use interpreters
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Q1. My introduction
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Q2. I can i mange to work proficiency
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Q1. What can you explain about Angular architecture?
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Q2. RxJs operators.
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Q3. How to create custom pipes.
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Q4. Observables deep dive.
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Q5. Tupescript and oops concepts.
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