GoMechanic Data Analyst Interview Questions and Answers

Questions related to logical thinking

Common topics related to AI & other stuffs

Q1. Excel basic questions such as conditional formatting
Add your answer
Q2. Sql questions such as Types of Joints etc
Add your answer

Send assignment doings MS Excel

Q1. Asked about the previous project
Add your answer
Q2. What about your roles in previous company
Add your answer

Q1. Joins, operations questions not data analysis questions
Add your answer
Q2. Customer retention case study
Add your answer
Q3. Cumulative sum for given table
Ans. 
To calculate cumulative sum for a given table
• Sort the table in ascending order based on the column you want to calculate the cumulative sum for

• Add a new column to the table to store the cumulative sum

• Iterate through each row of the table and calculate the cumulative sum by adding the current row's value to the previous row's cumulative sum

• Store the cumulative sum in the new column for each row
Answered by AI
Add your answer
Q4. Do you have experience in operations/data entry role
Ans. 
Yes, I have experience in both operations and data entry roles.
• I have worked as a data entry operator for a pharmaceutical company where I was responsible for entering patient data into the system.

• In my previous role as an operations analyst, I was responsible for analyzing data and creating reports for the management team.

• I have experience using various data entry software such as Microsoft Excel and Google Sheets.

• I a...read more
Answered by AI
Add your answer
Q5. As a data analyst can you do data entry work also?
Ans. 
Yes, I can do data entry work as a data analyst.
• Data entry work is a part of data analysis process.

• I have experience in data entry work and can perform it efficiently.

• Data entry work includes entering data into spreadsheets, databases, or other software.

• I understand the importance of accurate data entry for effective analysis.
Answered by AI
Add your answer
Q6. Normal excel statements like if, vlookup, xlookups etc.,
Add your answer

Q1. Screening questions
Add your answer
Q2. Name, age, qualification, prior experience etc
Add your answer

Operation questions like vlookups, Hlookups, xlookups etc,.

Reporting questions like pivot tables, typing speed, power pivots, pricing sheet preparation

SQL queries like joins, aggregation functions, filters etc,.

Q1. Advanced analytics and finding trends and patterns with MH - operations data
Add your answer
Q2. How fast can you prepare a bar chart with product operations data
Ans. 
I can prepare a bar chart with product operations data within a few minutes.
• I have experience using data visualization tools like Tableau, Power BI, or Excel to quickly create bar charts.

• I am proficient in organizing and cleaning data to ensure accurate representation in the chart.

• I can customize the chart with relevant labels, colors, and titles to make it visually appealing and easy to understand.
Answered by AI
Add your answer
Q3. How can I do merge multiple excel files together
Ans. 
You can merge multiple Excel files together using the 'Consolidate' feature in Excel.
• Open Excel and go to the 'Data' tab

• Click on 'Consolidate' in the 'Data Tools' group

• Select the files you want to merge and choose the desired options

• Click 'OK' to merge the files together
Answered by AI
Add your answer

Q1. SQL related questions like joins
Add your answer
Q2. Types of join in sql
Ans. 
Types of join in SQL include inner join, left join, right join, and full outer join.
• Inner join returns only the matching records from both tables.

• Left join returns all records from the left table and the matching records from the right table.

• Right join returns all records from the right table and the matching records from the left table.

• Full outer join returns all records when there is a match in either the left or rig
Answered by AI
Add your answer
Q3. Practical use of left join
Ans. 
A left join is used to combine data from two tables based on a common column, including all records from the left table.
• Left join returns all rows from the left table and the matching rows from the right table.

• It is useful when you want to retrieve all records from the left table, even if there are no matches in the right table.

• The result of a left join will have NULL values in the columns from the right table where th...read more
Answered by AI
Add your answer
Q4. Number of rows after applying certain join operations
Ans. 
The number of rows after applying join operations depends on the type of join used and the data in the tables being joined.
• Inner join retains only the rows that have matching values in both tables

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

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

• Full outer join retains all rows when there is a
Answered by AI
Add your answer
Q5. Difference between vlookup in excel and some function in sql
Ans. 
VLOOKUP in Excel is used to search for a value in a table and return a corresponding value, while SQL functions like JOIN and WHERE are used to retrieve data from multiple tables based on specified conditions.
• VLOOKUP is specific to Excel and works on a single table, while SQL functions can work on multiple tables.

• VLOOKUP requires the table to be sorted in ascending order, while SQL functions do not have this requiremen...read more
Answered by AI
Add your answer

Simple SQL & Excel test

Q1. Will Face hiring Manager
Add your answer

There are 2 coding challenges and 7 objective questions

Q1. Technical questions related to role
Add your answer