Hitachi Digital Services Senior Consultant 2 Interview Questions and Answers

Q1. The interviewer asked question based on the experience and companies listed on the CV. -wanting to know the work done and processes followed.
Ans. I answered all the questions of how things were done in my role, various processes followed and how it was slightly different in my current and most of the previous companies.
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Q2. Interviewer explained about the current role, job description and expectations and wanted to know if candidate would be comfortable taking up additional responsibilities as per business needs/demand of the...read more
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Q1. The interviewer wanted to know some examples of the work/project I worked on and went deeper into the work and wanted to know all details
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Q2. The interviewer did not seem convinced with some of the work done in the examples shared for one of the projects/companies, and tried to dig in deeper.
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Q3. The interviewer was pretending to not understand how my previous organization executed some of the activities while dealing with the clients, when I explained it. It really felt that this was just a clever...read more
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Q1. Which protocol/protocols works when there is a communication between 2 Pbx systems?
Ans. 
The protocols that work when there is a communication between 2 Pbx systems are SIP (Session Initiation Protocol) and H.323.
• SIP (Session Initiation Protocol) is commonly used for setting up and tearing down voice or video calls over IP networks.

• H.323 is an older protocol used for multimedia communication over IP networks.

• Both SIP and H.323 are commonly used in VoIP (Voice over Internet Protocol) systems to facilitate c
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2 hour test and it was easy

Topic The best day in your life

Q1. R u team player
Ans. 
Yes, I am a team player who values collaboration and communication with my colleagues.
• I believe in open communication and actively listen to my team members' ideas and feedback.

• I am willing to help out my team members when needed and work towards common goals.

• I am adaptable and can easily adjust to different team dynamics and work styles.

• I have successfully collaborated with cross-functional teams on various projects i
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Q2. What is ru expected team to be
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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

Pair programming round. Repository was provided earlier for reference.

Q1. Round was around System design and Project
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Q2. BookMyShow system design and project
Ans. 
BookMyShow is an online platform for booking movie tickets and event tickets.
• BookMyShow allows users to browse and book tickets for movies, plays, concerts, and other events.

• The system should have a user-friendly interface for easy navigation and booking.

• It should also have a secure payment gateway for online transactions.

• The system should be scalable to handle a large number of users and transactions.

• It should also ha...read more
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Q1. Java Technical Round
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Q1. Social change and leadership connect
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