Database Systems Practice Test 130
Structure of Relational Model MCQs (Multiple Choice Questions) PDF Download - 130
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The MCQs: In the relational model, the column of the table is known to be; "Structure of Relational Model" App (Android, iOS) with answers: Attribute; Entity field; Tuple; Relation; for online computer engineering classes. Practice Introduction to RDBMS Questions and Answers, Google eBook to download free sample for online college classes.
Structure of Relational Model MCQ with Answers PDF Download: Quiz 130
In the relational model, the column of the table is known to be
- Entity field
- Attribute
- Tuple
- Relation
The schema that can be changed easily without affecting application programs, is
- Logical schema
- Physical schema
- Subschema
- Model schema
SQL is a
- Procedural language
- Nonprocedural language
- Structured language
- Nanostructured language
The term that provides a way to describe the design of a database at the levels of abstraction, is known as
- Data Binding
- Data models
- Data organization
- Data schemas
The operation that operates on two relations and produces a relation as the result, is known to be
- Merging
- Syncing
- Joining
- Combining
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Structure of Relational Model Practice Tests
- A fixed-point data type number with user-specified precision, is known to be
- Attributes from fetched tuple are retrieved using methods whose names begin with
- Basic operations of relational algebra are of type
- Each record type defines a fixed number of
- Data Manipulation Language enables user to access and manipulate data by organizing it to appropriate