Top 3 Coding Interview Questions for a Data Scientist

Question 1 - Digital Mapping Services

Task: Design digital mapping services for a live map

Highlight the relevance of time complexity and use of minimum priority queues

Approach: Discuss shortest distance algorithms like Dijkstra's algorithm

Question 2 - Handling Missing Values

Task: Deal with datasets containing around 30% missing values

Approach: Release rows with missing values for large datasets

Replace missing values with mean for smaller datasets

Question 3 - Date Manipulation

Task: Demonstrate familiarity with date manipulation techniques

Approach: Discuss examples of aggregating data based on date

Highlight importance in sorting and interpreting data effectively

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