LiquidHub Consultant Interview Questions and Answers

Q1. What is Supervised machine learning? Which algorithm you think you can explain brilliantly? Why we use random forest then normal decision tree
Ans. 
Supervised machine learning is a type of ML where the algorithm learns from labeled data. Random forest is used over normal decision tree for better accuracy and to avoid overfitting.
• Supervised ML learns from labeled data to make predictions on new data

• Random forest is an ensemble learning method that uses multiple decision trees to improve accuracy

• Random forest is preferred over normal decision tree to avoid overfitti...read more
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Q2. Example of case study
Ans. 
Case study on a successful marketing campaign for a new product launch
• Identified target audience and their needs

• Developed a unique selling proposition

• Created a multi-channel marketing plan

• Implemented the plan and tracked results

• Adjusted strategy based on data analysis

• Achieved high sales and positive customer feedback
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Retail case study , company trends salw.. Total sale. Profit charts and reports

DSA Questions, iOS Technical Questions

Q1. Basic IOS Question
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Q1. Leadership Round
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Q1. Tell me about your self
Ans. 
I am a highly motivated and experienced professional with a passion for problem-solving and a track record of success in consulting.
• I have over 5 years of experience in consulting, working with clients across various industries such as healthcare, finance, and technology.

• I am skilled in project management, data analysis, and communication, which allows me to deliver high-quality results to clients.

• I am a quick learner ...read more
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Q1. Functional questions
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Q1. Two PySpark based question: 1) Count of words in para 2) Creating a flow of pipeline.
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Basic coding test based on easy DSA

Q1. Explain your current project.
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Q2. Questions around tech stack being used.
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Q3. Java Springboot and OOPs related questions
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To develop some sort of a application demonstrating the OOP concepts

Q1. Behavioural round
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Q1. Interface in golang
Ans. 
Interfaces in Golang define a set of methods that a type must implement.
• Interfaces are a way to specify behavior of an object.

• A type satisfies an interface if it implements all the methods of that interface.

• Interfaces allow for polymorphism in Golang.

• Example: type Writer interface { Write([]byte) (int, error) }

• Example: type MyWriter struct {} func (mw MyWriter) Write(data []byte) (int, error) { return len(data), nil }
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Q1. Coding questions of joy of energy
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Q1. Social media influence
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Two question was asked to solve using PySpark.
Word Count Coding Question was asked with Test Cases.

Q1. Question on PySpark Architecture
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Q2. PySpark Coding Question
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2 DSA questions for extra characterrrrrrrr

Q1. Use round for system design questions
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