Write SQL retrieval commands for each of the following queries: Display the course lD and course name for all courses with an ISM prefix. Display all courses for which Professor Berndt has been qualified. Display the class roster, including student name, for all students enrolled in section 2714 of ISM 4212. Write an SQL query to answer the following question: Which instructors are qualified to teach ISM 3113? Write an SQL query to answer the following question: ls any instructor qualified to teach ISM 3113 and not qualified to teach ISM 4930? Write SQL queries to answer the following questions: How many students were enrolled in section 2714 during semester I-2008? How many students were enrolled in lSM 3113 during semester l-2008? Write an SQL query to answer the following question: Which students were not enrolled in any courses during semester l-2008?

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Intermediate SQL Concepts

A query is a request for data or information from one or more database tables. This information could be presented in the form of pictorials, graphs, or complicated findings which helps in easy interpretation. Structured Query Language (SQL) is the most widely used programming language for retrieving and organizing data from relational databases. Collection of tables with rows and columns is referred to as a database. SQL is the language of databases. It makes it easier to extract specific data from databases, which can then be used for analysis.