Scry AI UI Engineer Interview Questions and Answers

Basic OOP questions for python programming language

Q1. What's abstraction
Ans. 
Abstraction is the concept of hiding complex implementation details and showing only the necessary information to the user.
• Abstraction allows users to focus on what an object does instead of how it does it

• It helps in reducing complexity and improving efficiency in software development

• Example: In object-oriented programming, abstract classes and interfaces are used to achieve abstraction
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Q2. What's the difference between SQL and NoSQL database
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SQL databases are relational databases with structured data, while NoSQL databases are non-relational databases with flexible, unstructured data.
• SQL databases use structured query language for defining and manipulating data, while NoSQL databases use different query languages or APIs.

• SQL databases are table-based, with a predefined schema, while NoSQL databases are document, key-value, wide-column, or graph-based.

• SQL d...read more
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Q1. Reverse a linked list
Ans. 
Reverse a linked list by changing the direction of pointers
• Start with three pointers: current, prev, and next

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

• Update the head of the linked list to the last node after reversing
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Q2. Implement binary search algorithm
Ans. 
Binary search algorithm efficiently finds the target value in a sorted array.
• Start by defining the low and high indices of the array.

• Calculate the mid index and compare the target value with the value at mid.

• If target is less than mid value, update high to mid-1; if greater, update low to mid+1.

• Repeat until target is found or low is greater than high.
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Q1. Brief Introduction and basic questions
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Q2. Future plans and how am i going to achieve them
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2 Leetcode Medium questions on hackerrank

Q1. Kadane algorithm based question
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Q2. Leetcode medium
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Q3. Resume based questions
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Q1. Probability question math problem
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Q2. Puzzle to solve
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Q3. AI based question
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Q4. 1 question to solve Leetcode medium
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Create an API using Notepad to check if a string is a palindrome or not.

Q1. Solid principal
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Q1. Details of Kafka
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Q2. Concurrency questions
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2 questions on hakerrank
1) dp question to calculate the frequency of the elements of a tree
2) graph problem to calculate the cost to buy at one city and sell at another

Q1. Create a family tree where a node has at most 2 parents and n children. Create 2 functions to find all the nodes preceding the given node and all the nodes following.
Ans. 
Create a family tree with nodes having at most 2 parents and n children. Implement functions to find preceding and following nodes.
• Create a tree structure where each node has references to its parents and children

• Implement a function to find all nodes preceding a given node by traversing up the tree

• Implement a function to find all nodes following a given node by traversing down the tree

• Consider using depth-first search
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Q1. 2 rounds, 2 coding questions in each round. Managerial round.
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Aptitude was conducted through online, it was not tough.

Offline round where they contain basic program, sql, and frontend questions

Q1. They asked about program that we have written.
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Q1. HR was friendly
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How do program manager manages project manager?

Q1. Where do u see?
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Q2. Yourself in 5 years
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