Bloom Solutions Interview Questions and Answers

Hackerrank test mostly on python and sql

Q1. SQL based questions
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Q2. Python based questions
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2 hackerearth problem solving questions was asked.

Q1. 1. Trees related questions were asked.
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Q2. 2. Some java basic questions were asked
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Q1. Kinda cultural fitment round where manager use to ask what you’ll do in situation like that.
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Q1. Asked about expectations and all
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2 Ds questions. About Linked list ans arrays and some aptitude questions.

Q1. Implement Merge Sort algo
Ans. 
Merge Sort is a divide and conquer algorithm that divides the input array into two halves, sorts them recursively, and then merges the sorted halves.
• Divide the array into two halves

• Recursively sort each half

• Merge the sorted halves back together
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Q2. Two sum problem in optimised form
Ans. 
The Two Sum problem involves finding two numbers in an array that add up to a specific target.
• Use a hashmap to store the difference between the target and each element in the array.

• Iterate through the array and check if the current element's complement exists in the hashmap.

• Return the indices of the two numbers that add up to the target.
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Q1. Discussion about the projects in resume
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Q2. NoSql Vs Sql , advantages and disadvantages
Ans. 
NoSQL databases are non-relational, flexible, and scalable, while SQL databases are relational, structured, and consistent.
• NoSQL databases are schema-less, allowing for flexibility in data models.

• SQL databases use structured query language for data manipulation and retrieval.

• NoSQL databases are horizontally scalable, making them suitable for big data applications.

• SQL databases are vertically scalable, which can be more...read more
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Aptitude test consists of DSA questions and theory questions on Java, SQL and object oriented programming

Q1. Explain Object oriented programming
Ans. 
Object oriented programming is a programming paradigm based on the concept of objects, which can contain data and code.
• OOP focuses on creating objects that interact with each other to solve problems

• Encapsulation, inheritance, and polymorphism are key principles of OOP

• Classes and objects are used to create reusable code and organize data

• Example: In a banking system, a 'Customer' object may have attributes like name and ...read more
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Q2. Explain Design principles
Ans. 
Design principles are fundamental concepts used to guide the process of designing products or systems.
• Design principles help ensure consistency, usability, and aesthetic appeal in the final product.

• They often include principles such as simplicity, consistency, hierarchy, balance, and emphasis.

• For example, the principle of simplicity in design aims to eliminate unnecessary elements and focus on the essential features.

• Co...read more
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Q3. Solve a dsa questions live
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Q1. Reverse a string
Ans. 
Reverse a string by iterating through the characters and swapping them
• Create a function that takes a string as input

• Initialize two pointers, one at the beginning and one at the end of the string

• Swap the characters at the two pointers and move them towards the center until they meet
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Q2. 2 sum arrays problem
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Q1. Project discussions
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Q2. Cv discussion was held
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MVVM was asked and swift questions