Verizon Data Analyst Interview Questions and Answers

Q1. Explain difference between joins
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Q2. What is your area of intrest
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Q1. Questions were based on DSA and C
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Q2. It was basically a coding round with simple logic
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Q1. It was an easy situational ques
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Q2. It was an easy situational questiokn
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Q1. Same as the first one
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Q2. Same as the previous round
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Q1. Previous experience
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Q1. Current roles and responsibilities, Few queries to write, few questions related to DWH and what type of role you have done in past etc
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Q1. Managerial round mostly questions like what challenges did you face, how did you overcome on that, what was the major success / appreciation you got
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There was a question which say, write the string in the reverse order.

Q1. What are your strengths and weakness.
Ans. 
My strengths include strong analytical skills and attention to detail. My weakness is that I can be overly critical of my own work.
• Strength: Strong analytical skills

• Strength: Attention to detail

• Weakness: Overly critical of my own work
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Q2. Tell me about yourself
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I am a data analyst with experience in analyzing and interpreting complex data sets to drive business insights.
• Proficient in SQL, Python, and Excel for data analysis

• Skilled in data visualization using Tableau and Power BI

• Experience in conducting statistical analysis and creating predictive models

• Strong problem-solving and critical thinking skills

• Effective communication and presentation skills

• Ability to work collaborati
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Q1. Difference between joins
Ans. 
Joins are used to combine rows from two or more tables based on a related column between them.
• Inner Join: Returns rows when there is a match in both tables.

• 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 Outer Join: Returns rows when there is a match in one of the tables.

• Cross Join:
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Q2. Window function
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Q1. Write sql query in pythons
Ans. 
Writing SQL queries in Python allows for seamless integration of data analysis and manipulation.
• Use libraries like pandas or sqlalchemy to execute SQL queries in Python

• Remember to establish a connection to the database before executing queries

• Utilize Python's flexibility to manipulate and analyze data retrieved from SQL queries
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Average type questions.

Q1. About the domain/fields or have any experienced or what u did there
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Q1. Self introduction
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