Decathlon Interview Questions, Process, and Tips

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Q1. Tell me about yourself
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Q2. Tell me about your skills
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Q1. How can we ensure that the data is set correctly and on time?
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Q2. What strategies do you use to ensure you complete your work on time?
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Q1. How can one assess the knowledge of an employee?
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Q2. How can he determine if he possesses the necessary skills and qualifications to perform the job effectively?
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Q3. How to do a better job
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Q1. Questions on response code
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Q2. Scenario based questions
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Q1. Program to move all zeros in a array to end
Ans. 
Program to move all zeros in an array to end
• Iterate through the array and keep track of non-zero elements

• Append non-zero elements to a new array

• Append zeros to the end of the new array
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Q2. One more program on binary search
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Q1. Interests and hobbies
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Q1. Introduce Yourself
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Q2. Your Day to Day responsibilities in current Job
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Q3. Difference between View & Temp Table? what is view in sql?
Ans. 
Views are virtual tables that display data from one or more tables, while temp tables are temporary tables that store data temporarily.
• Views are virtual tables created by a query, while temp tables are physical tables created in the database.

• Views do not store data themselves, but display data from underlying tables, while temp tables store data temporarily for a session or transaction.

• Views can be used for security pu...read more
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Q4. Sql window functions
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Q5. Sql 2 tables were given N was asked to write query.
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Q6. Filters in Tableau
Ans. 
Filters in Tableau allow users to narrow down data displayed in visualizations based on specific criteria.
• Filters can be applied to dimensions or measures in Tableau.

• Users can use filters to focus on specific subsets of data, such as a particular region or time period.

• Filters can be set up as dropdown menus, sliders, or checkboxes for user interaction.

• Example: Filtering sales data to show only results from the past yea
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Q7. Parameters in tableau
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Parameters in Tableau allow users to control the values in a visualization without modifying the underlying data.
• Parameters can be used to filter data, change calculations, or modify the appearance of a visualization.

• They can be created by defining a parameter in Tableau and then using it in calculated fields or filters.

• Parameters can be set to different data types such as string, integer, float, date, etc.

• Users can in...read more
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Q8. Types of bar charts in tableau, what is stacked bar?
Ans. 
Types of bar charts in Tableau include standard bar, stacked bar, and side-by-side bar.
• Standard bar chart displays individual bars for each category

• Stacked bar chart shows the total value broken down into sub-categories

• Side-by-side bar chart compares multiple measures across categories

• Example: Stacked bar chart can be used to show sales by region, with each region broken down by product category
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Q9. Data blending Vs Joins in tableau
Ans. 
Data blending combines data from different sources in Tableau, while joins combine data from the same source.
• Data blending is used when data comes from different sources and cannot be joined directly.

• Joins are used when data comes from the same source and can be combined based on a common key.

• Data blending allows for more complex analysis by combining unrelated data sets.

• Joins are more efficient for combining related d...read more
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Q10. Coin tossed 2 times what's prob to get both heads? what if coin is biased.
Ans. 
The probability of getting both heads when a coin is tossed 2 times is 1/4. If the coin is biased, the probability may change.
• The probability of getting both heads in a fair coin toss is 1/4 (1/2 * 1/2).

• If the coin is biased, the probability of getting both heads may be different depending on the bias.

• For example, if the coin is biased towards heads with a probability of 0.6, the probability of getting both heads would
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Q11. Difference in tree map & heat Map in tableau
Ans. 
Tree map displays hierarchical data using nested rectangles, while heat map shows data values using color intensity.
• Tree map visualizes hierarchical data with nested rectangles, where the size of each rectangle represents a measure.

• Heat map displays data values using color intensity, with darker colors indicating higher values.

• Tree map is useful for showing proportions within a whole, while heat map is effective for id...read more
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Present the case study through PPT which you already prepared before round 1. Hr reached out to me to complete case study before round 1.

Q1. Managerial Round (Technical)
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Q1. Why do you want to join decathlon
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Q2. Why we choose you amongst all
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Good and moderate question

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Q1. Tell me about yourself
Ans. 
I am a dedicated and hardworking individual with a passion for helping others and a strong background in customer service.
• Customer service experience

• Passion for helping others

• Dedicated and hardworking
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Q2. What you expect in 5 years
Ans. 
In 5 years, I expect to have advanced in my career, gained new skills, and be in a leadership position.
• Advancement in career through promotions or increased responsibilities

• Acquiring new skills and certifications to stay competitive in the industry

• Being in a leadership position where I can mentor and guide others

• Possibly starting my own business or taking on a more entrepreneurial role
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