WeRize Interview Questions, Process, and Tips

Q1. Python , SQL based questions
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Rca on swiggy,there is drop in booking

Guesstimates on aeroplane

Q1. Why you want to join werize
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Q1. Find the most frequent word in a string
Ans. 
Use Python to find the most frequent word in a string
• Split the string into words using split() method

• Create a dictionary to store word frequencies

• Iterate through the words and update the dictionary

• Find the word with the highest frequency using max() method
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Q2. Reverse a string using recursion
Ans. 
Reverse a string using recursion
• Create a recursive function that takes a string as input

• Base case: if the string is empty, return an empty string

• Recursive case: return the last character of the string concatenated with the result of calling the function on the substring excluding the last character
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1. What are the important factors to consider when investing in a business?
2. Evaluate the profitability of a virtual cricket arcade in a mall.

Q1. How do credit card companies make money?
Ans. 
Credit card companies make money through interest charges, fees, and interchange fees.
• Interest charges on balances carried over from month to month

• Annual fees charged to cardholders for the privilege of using the card

• Late payment fees for missed payments

• Interchange fees charged to merchants for processing transactions

• Foreign transaction fees for purchases made in a foreign currency
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Q2. Motivation for Job Change
Ans. 
Seeking new challenges and growth opportunities in a dynamic environment.
• Desire to work on more complex data sets

• Opportunity for career advancement

• Interest in learning new technologies and tools
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Q1. Questions on SQL joins
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Q2. Guesstimates like lift estimations
Ans. 
Guesstimates involve making educated guesses or estimates based on available information.
• Understand the problem and the variables involved

• Break down the problem into smaller parts if necessary

• Use logical reasoning and available data to make estimates

• Provide a range of estimates rather than a single number

• Consider different scenarios and their impact on the estimate
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Q3. Guesstimates on Maruti cars inBengalur
Ans. 
I would estimate that there are approximately 50,000 Maruti cars in Bengaluru based on the city's population and car ownership trends.
• Consider the population of Bengaluru and the percentage of car owners

• Look at the market share of Maruti in India and apply it to Bengaluru

• Take into account the number of Maruti dealerships in the city
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Q1. Self-introduction Why are you looking for a job change
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Q2. SQL joins and find the nth highest value in a table
Ans. 
Using SQL joins to find the nth highest value in a table
• Use a combination of SQL joins and subqueries to find the nth highest value in a table

• For example, you can use a query like SELECT DISTINCT column_name FROM table_name ORDER BY column_name DESC LIMIT n-1,1
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