Crio.Do Project Engineer Interview Questions, Process, and Tips

Q1. Difference between SQL vs nosql
Ans. 
SQL is a relational database management system, while NoSQL is a non-relational database management system.
• SQL is table-based, with a predefined schema, while NoSQL is document, key-value, graph, or wide-column store-based, with dynamic schema.

• SQL is best suited for complex queries and transactions, while NoSQL is better for hierarchical data storage and real-time web applications.

• Examples of SQL databases include MySQ...read more
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Q2. Discussion on projects
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Q3. What is use state
Ans. 
Use state is a feature in React that allows components to have local state.
• Use state is a React Hook that allows functional components to have state.

• It is used to store and update component-specific data.

• Example: const [count, setCount] = useState(0);
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Q4. Middle number in a matrix
Ans. 
The middle number in a matrix is the number located at the center of the matrix.
• To find the middle number in a matrix, first determine the number of rows and columns in the matrix.

• If the number of rows and columns is odd, the middle number is located at (n/2, n/2) where n is the number of rows or columns.

• If the number of rows and columns is even, there may be multiple middle numbers or the average of the two middle num
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Q1. Check Anagram of two strings.
Ans. 
Check if two strings are anagrams of each other.
• Create a character count array for each string

• Compare the character count arrays to check if they are equal

• Ignore spaces and consider case sensitivity
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Q2. Reverse a linked List.
Ans. 
Reverse a linked list by changing the pointers direction.
• Start with three pointers: current, previous, and next.

• Iterate through the linked list, updating the pointers to reverse the direction.

• Update the head of the linked list to be the last node visited.
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Explain your project

2 questions related to simple algorithms

Based on Linux commands and data structures

Q1. Project Description
Ans. 
The project involves designing and managing the construction of a new office building.
• Developing project plans and timelines

• Coordinating with architects and contractors

• Ensuring compliance with building codes and regulations

• Managing project budget and resources
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Q2. Had to show case previous projects made
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Q1. Questions related to relocation
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2 Simple DSA questions

Q1. Asked basic questions of Linux, And previous round questions discussion.
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Q1. Project discussion round
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