JavaTpoint IT (Data Analytics) Interview Questions and Answers

Q1. What is your total and relevant experience to the job you applied for?
Ans. I kept my answer short and just mentioned the total years of experience and the relevant skills which matched the JD along with the years of experience in each.
Answered by Mukul Varshney
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Q2. Why did you apply for this job and what are your expectations from EY (Ireland in my case)?
Ans. Again, a short answer. Since, I am looking for a change and EY is the best fit for my experiences and EY can provide a platform for me to develop myself further personally and professionally at this stage of my career.
Answered by Mukul Varshney
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Q3. Other general recruitment questionnaire (e.g., Expected CTC, Relocation preference etc.)
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Q1. What are challenges you have faced while managing a team and serving an angry client?
Ans. I detailed my answer with precise details (examples) about the challenges I faced with the team I worked with in the past. Also, a situation where the client is unsupportive in the acceptance of the feature delivery. I always remain calm and try to have a fruitful discussion with the team and client to overcome the situation we are in. Arrange one-to-one discussions with the team members to understand their part of pr...read more
Answered by Mukul Varshney
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Q2. What are the core values of EY?
Ans. 
EY's core values include integrity, respect, teamwork, and excellence.
• Integrity: Upholding the highest ethical standards in all actions

• Respect: Valuing diversity and treating everyone with dignity

• Teamwork: Collaborating effectively to achieve common goals

• Excellence: Striving for the highest quality in everything we do
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There are around 45 multiple choice questions based on DSA, Operating system, DBMS

2 coding questions in this test based on data structures array/linkedlist/stack/queue

Q1. During the interview, the questions centered extensively around the content of my resume. Every skill and experience I had listed received thorough attention and discussion. The projects I had undertaken w...read more
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Q2. Swap 2 adjacent elements of linked list.
Ans. 
To swap 2 adjacent elements of a linked list, update the pointers accordingly.
• Create a temporary pointer to store the address of the next node of the first element

• Update the next pointer of the first element to point to the node after the next node

• Update the next pointer of the temporary pointer to point to the first element

• Update the next pointer of the node before the first element to point to the temporary pointer
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Q3. Binary search tree questions (target sum medium level questions from leetcode.
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Q4. Python data structures and it's use cases ,black tree and how it is used.
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Q5. DBMS questions (joins ,normalisation) 2 SQLqueries.
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Basic coding questions such as Fibonacci series and Minimum odd integer in a list. SQL questions based on window functions and tableau theoretical questions

A common English speaking test

Q1. Why do you want to join deloitte
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Q2. Salary expectations and reason for leaving current company
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Q3. What was your salary when you started working and how much it has changed since then
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Q4. How will you resolve conflict within your team if there's a critical deadline
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Q1. Questions related to Machine Learning
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Q2. Questions related to statistics
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Asked to solve a case study involving number crunching and also asked ML concepts and stats

Q1. General Behavioural questions were asked
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Q2. Scenario questions to judge the personality
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Q1. Find triplets using python
Ans. 
Python code to find triplets in an array
• Sort the array in ascending order

• Loop through the array and fix the first element

• Use two pointers to find the other two elements that sum up to the negative of the fixed element
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Q2. SQL question of join
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Q1. Python simple code for searching element
Ans. 
Python code for searching element in an array of strings
• Use the 'in' keyword to check if the element is present in the array

• Loop through the array and check each element

• Use the index() method to get the index of the element if it is present
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Q2. SQL question for finding highest paid salary
Ans. 
Use SQL query to find the highest paid salary.
• Use the MAX() function to find the highest salary value.

• Select the salary column from the relevant table.

• Add any necessary joins or filters to ensure accuracy.
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Q1. General manager discussion
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Q1. General discussion about work and what we have mentioned in resume
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