Basic REAL model construction.
Draw the REAL model components, including cardinalities, indicated by each of the following independent situations.
a. One or more flight attendants supervise the boarding process for many passengers on an airplane.
b. One photographer uses a digital camera to take pictures of several students in a single elementary school class.
c. A group of friends order various menu items at a local restaurant; the group is assigned one table server.

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The Answer of Basic REAL model construction.
Draw the REAL model components, including cardinalities, indicated by each of the following independent situations.
a. One or more flight attendants supervise the boarding process for many passengers on an airplane.
b. One photographer uses a digital camera to take pictures of several students in a single elementary school class.
c. A group of friends order various menu items at a local restaurant; the group is assigned one table server.

Basic REAL Model Construction