Edwards Lifesciences Associate Analyst Interview Questions and Answers

Q1. Number of Islands (leetcode)
Ans. 
Count the number of islands in a 2D grid of '1's and '0's.
• Iterate through the grid and for each '1' encountered, perform a depth-first search to mark all connected '1's as visited.

• Increment the count of islands for each new island encountered.

• Ensure to handle edge cases like out of bounds indices and already visited cells.
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Q2. Coco eating Banana (leetcode)
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Q1. Depth knowledge about your project work
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Q2. DSA(Time and Space Complexity)
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Q1. Tell me about yourself
Ans. 
I am a detail-oriented Quality Analyst with a strong background in analyzing data and identifying areas for improvement.
• Experienced in conducting quality assurance tests and creating test plans

• Skilled in identifying defects and working with development teams to resolve issues

• Proficient in using testing tools such as Selenium and JIRA

• Strong communication skills to effectively communicate findings and recommendations
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Q2. Why to join this Company
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I am excited to join this Company because of its reputation for innovation, growth opportunities, and strong company culture.
• The Company has a track record of innovation in the industry, which aligns with my passion for continuous improvement.

• I see great potential for growth and advancement within the Company, which is important for my career development.

• The Company's strong company culture, focus on employee well-bein...read more
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Q1. Cohort Analysis in google analytics
Ans. 
Cohort analysis in Google Analytics helps track the behavior of specific groups of users over time.
• Cohort analysis groups users based on a common characteristic or behavior, such as sign-up date or acquisition channel.

• It helps in understanding user retention, engagement, and conversion rates for different cohorts.

• Example: Analyzing the retention rate of users who signed up in a particular month compared to users who si
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Q2. Types of join in sql and their differences
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Types of joins in SQL include inner join, outer join, left join, right join, and full join.
• Inner join: returns rows when there is a match in both tables

• Outer join: returns all rows from both tables, filling in NULLs for missing matches

• Left join: returns all rows from the left table and the matched rows from the right table

• Right join: returns all rows from the right table and the matched rows from the left table

• Full joi...read more
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Q1. About previous experience situation based questions excel problem solving
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Q2. Tell me about yourself difference between data quality and data validity
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SQL, Python, like case about window function

Q1. All about past project
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Q1. Tell me some project that you have worked on
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Q1. Guesstimators,puzzle
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Q2. Puzzle.guesstimators
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Q1. Normal verification
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Q1. Questions related to sql
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Q2. Windows function in sql
Ans. 
The Windows function in SQL is used to perform calculations on a specific subset of rows in a result set.
• The Windows function is used with the OVER clause to define the subset of rows to perform calculations on.

• Common Windows functions include ROW_NUMBER, RANK, DENSE_RANK, and NTILE.

• Example: SELECT ROW_NUMBER() OVER (PARTITION BY department ORDER BY salary DESC) AS row_num FROM employees;
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Q1. Interview with stakeholders
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Q1. What are your strengths
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Q1. Where do you want to see yourself after 5 years.
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Q1. Tell me about your interest
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Q2. Roles and responsibilities
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What is your favorite place