A relational database consists of a collection of
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1) Database __________ which is the logical design of the database, and the database _______ which is a snapshot of the data in the database at a given instant in time.
2) The term attribute refers to a ___________ of a table.
Here the course_id,sec_id and semester are __________ and course is a _________
4) For each attribute of a relation, there is a set of permitted values, called the ________ of that attribute.
5) A domain is atomic if elements of the domain are considered to be ____________ units.