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.
Instance, Schema
Relation, Schema
Relation, Domain
Schema, Instance
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1
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The tuples of the relations can be of ________ order.
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2
Discuss
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To display the salary from greater to smaller and name in ascending order which of the following options should be used?
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3
Discuss
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A ________ is a pictorial depiction of the schema of a database that shows the relations in the database, their attributes, and primary keys and foreign keys.
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4
Discuss
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A relational database consists of a collection of
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5
Discuss
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Which one of the following has to be added into the blank to select the dept_name which has Computer Science as its ending string?
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6
Discuss
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The ________ clause is used to list the attributes desired in the result of a query.
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7
Discuss
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A domain is atomic if elements of the domain are considered to be ____________ units.
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8
Discuss
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A ________ in a table represents a relationship among a set of values.
Solution |
9
Discuss
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Student(ID, name, dept name, tot_cred)
Solution |
10
Discuss
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By default, the order by clause lists items in ______ order.
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