Question: Create ER Models & Normalization for the following scenarios: 1. A college needs to track placement test scores for all incoming students. Each student can

Create ER Models & Normalization for the following scenarios:

1. A college needs to track placement test scores for all incoming students. Each student can take a variety of tests, including English and math. Some students are required to take placement tests because of previous coursework.

2. A movie megaplex needs to collect and analyze movie attendance data. The company maintains 16 theaters in a single location. Each movie offered can be shown in one or more of the available theaters and is typically scheduled for three to six showings in a day. The movies are rotated through the theaters to ensure that each is shown in one of the stadium-seating theaters at least once.

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The manager must actively communicate with the job sharers and accept the fact that they might not be immediately available for consultation.

A job-sharing agreement should be written that clearly spells out performance expectations, work schedules for each employee, and any other management concerns.

Meeting schedules, work assignments, and vacation schedules need to be carefully coordinated. Job sharers should plan overlap times during which to meet and communicate.