Technical Interview Questions
A Pivot table has four different sections, which include – Values Area Rows Area Column Area Filter Area In a pivot table, the different sections typically include: Row Labels (Rows): This section displays the unique values from one of the categorical variables in the dataset along the rows of the pivot table. Each unique value … Read more
A Pivot Table is a Microsoft Excel feature used to summarize huge datasets quickly. It sorts, reorganizes, counts, or groups data stored in a database. This data summarization includes sums, averages, or other statistics. A pivot table is a data summarization tool commonly used in spreadsheet programs such as Microsoft Excel or Google Sheets. It … Read more
Yes, I have a fair idea of the job responsibilities of a data analyst. Their primary responsibilities are – To work in collaboration with IT, management and/or data scientist teams to determine organizational goals To dig data from primary and secondary sources To clean the data and discard irrelevant information To perform data analysis and … Read more
Collaborative filtering is a technique used by recommender systems by making automatic predictions or filtering about a user’s interests. This is achieved by collecting information from many users. Collaborative filtering is a technique used in recommender systems to make predictions or recommendations about which items a user might like, based on their preferences and behavior, … Read more
The primary benefits of version control are – Enables comparing files, identifying differences, and merging the changes Allows keeping track of application builds by identifying which version is under development, QA, and production Helps to improve the collaborative work culture Keeps different versions and variants of code files secure Allows seeing the changes made in … Read more