Web Development Essentials

A development team is deciding between two data storage technologies. One project needs a flexible, schema-less document store, while another needs a traditional table-based store with strict relationships. According to the web application architecture objective, which pair of technologies correctly matches the non-relational (NoSQL) requirement and the relational requirement respectively?

A developer must ensure that a value used inside a SQL query submitted from a web form cannot be exploited to alter the query's structure. According to the SQL Basics objective, which practice directly addresses this risk?