Bolo Live Interview Questions and Answers

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Q1. What is static method
Ans. 
A static method is a method that belongs to the class itself, rather than to instances of the class.
• Static methods can be called without creating an instance of the class.

• They are commonly used for utility functions that do not require access to instance variables.

• Static methods are declared using the 'static' keyword in the method signature.

• Example: Math.max() is a static method in the Math class that returns the maxi
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Easy, simple aptitude questions. 50 questions had to be solved in 15 minutes.

Hackerrank test. MCQs on DSA. 1 coding question and two SQL queries.

Q1. Technical + Managerial round of around 1 hour. Questions were asked mostly on resume and projects done.
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Q1. Questions on basics of data structures and database.
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Basic DSA questions related to string and hashmap

Q1. Return true if the sentence use all the vowels else false
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Q2. When to use BFS, DFS and basic DSA questions?
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There were many questions to be solved within an hour, but the expectation was to solve maximum you can.

1 DSA based and 2 SQL coding questions with 5/6 DSA based MCQs

Q1. Write a python code to find missing element ranging from 0 to 100. Write a SQL query to fetch data from multiple tables. Questions based on types on Joins in SQL, Stored Procedures, Views and importance o...read more
Ans. 
Python code to find missing element and SQL query for fetching data from multiple tables.
• Python code to find missing element: Use set difference to find missing elements in range 0 to 100.

• SQL query for fetching data from multiple tables: Use JOINs like INNER JOIN, LEFT JOIN, or CROSS JOIN to combine data from multiple tables.

• Types of Joins in SQL: INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL JOIN.

• Stored Procedures: Precompi...read more
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A Google Form-based Aptitude Test with Basic Questions

Q1. Asked Basic Time Complexity and DSA Questions like Time Complexity Of quick sort use of stack Data Structure etc
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It was the final round asked to do a medium-level coding Question to convert a number such as 244 to word i.e Two Hundred and Forty four

Q1. It was 1 hr technical round for iOS Developer role. Questions related to project I am working, iOS Development questions like (process of publishing app, push notifications and its uses, Delegates how to u...read more
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Q1. It was 30 min managerial round with one of the technical manager of MRI. Asked technical questions based on my projects. And then tricky questions like why you want to join, why we should hire you, where d...read more
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Basic coding qns and aptitude questions which can be done easily

They gave guesstimate questions where scenarios will be given and you have to give an approximate estimate to it based on various factors

Q1. Difference between logistic regression and svm
Ans. 
Logistic regression is a linear model used for binary classification, while SVM is a non-linear model that can handle complex decision boundaries.
• Logistic regression is a probabilistic model that predicts the probability of a binary outcome based on input features.

• SVM aims to find the hyperplane that best separates the classes in a high-dimensional space.

• Logistic regression is more interpretable and easier to implement...read more
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Q2. Data augmentation related questions
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