Automatic Data Processing (ADP) Data Analytics Analyst Interview Questions and Answers

Data Analytics Analyst with a passion for transforming data into actionable insights, skilled in statistical analysis and visualization tools.

• Educational background in Statistics and Data Science, with a Master's degree from XYZ University.

• Experience working with SQL and Python for data manipulation and analysis, including a project where I optimized a sales forecasting model.

• Proficient in data visualization tools like...read more

ADP is a leading provider of HR and payroll solutions with a strong reputation for innovation and customer service.

• ADP has a strong reputation for innovation in HR and payroll solutions

• ADP is a leading provider in the industry with a wide range of services

• ADP has a strong focus on customer service and support

• ADP offers advanced data analytics tools and technologies for clients

SQL is a programming language used for managing and manipulating relational databases.

• SQL stands for Structured Query Language

• It is used to communicate with databases to perform tasks such as querying data, updating data, and creating tables

• Common SQL commands include SELECT, INSERT, UPDATE, DELETE

• SQL is used in various database management systems such as MySQL, PostgreSQL, Oracle

• Knowledge of SQL is essential for data ...read more

Use SQL JOIN to combine data from two tables into a single table format.

• Use the JOIN keyword in SQL to combine data from two tables based on a related column.

• Specify the columns you want to retrieve from each table in the SELECT statement.

• Use the ON keyword to specify the column from each table that should be used for the join condition.

• You can use different types of joins such as INNER JOIN, LEFT JOIN, RIGHT JOIN, or ...read more

SQL query to retrieve number of students grouped by streams

• Use the GROUP BY clause to group students by their streams

• Use the COUNT function to retrieve the number of students in each group

• Example: SELECT stream, COUNT(student_id) FROM students_table GROUP BY stream