Jarvis Technology and Strategy Consulting Data Engineer Interview Questions and Answers

Query to retrieve all customer names starting with A.

• Use the SELECT statement to retrieve customer names.

• Use the LIKE operator with the pattern 'A%' to match names starting with A.

• Specify the table and column name where the customer names are stored.

• Example: SELECT customer_name FROM customers WHERE customer_name LIKE 'A%';

Data is a collection of facts, figures, or statistics that can be analyzed to gain insights and make informed decisions.

• Data can be structured or unstructured

• Data can be qualitative or quantitative

• Examples of data include customer demographics, sales figures, and website traffic

• Data can be analyzed using various tools and techniques to extract meaningful insights