OMIS 452 Exam One Study Set | Questions and Answers
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An attribute in a relation of a database that serves as the primary key of another
relation in the same database is called a:
Choose an answer
1 link attribute. 2 link key.
3 foreign key. 4 foreign attribute.
Don't know?
, Terms in this set (45)
Database Organized collection of logically related data
Data Meaningful representation of objects and events
Structured Data · Numbers, text, dates
Unstructured Data Images, video, documents
A data storage and retrieval system which permits data to be
Database management system stored non-redunantly while making it appear to the user as if the
data is well integrated
Document must have exactly one top level element ( or root
XML Rules
element) and all other elements must be nested within it
XML Rules Elements must be properly nested
XML Rules Each element must have a start and end tag
The element type name in a start stage must exactly match the
XML Rules
end tag
XML Rules Element type names are case sensitive
Quoted strings in attributes can use either single or double
XML Rules
quotes
Cardinality describes things like 1 to many
Degree of relationships Describes things like binary, ternary
100% Solved
3
Save
Practice questions for this set
Learn 1 /7 Study with Learn
An attribute in a relation of a database that serves as the primary key of another
relation in the same database is called a:
Choose an answer
1 link attribute. 2 link key.
3 foreign key. 4 foreign attribute.
Don't know?
, Terms in this set (45)
Database Organized collection of logically related data
Data Meaningful representation of objects and events
Structured Data · Numbers, text, dates
Unstructured Data Images, video, documents
A data storage and retrieval system which permits data to be
Database management system stored non-redunantly while making it appear to the user as if the
data is well integrated
Document must have exactly one top level element ( or root
XML Rules
element) and all other elements must be nested within it
XML Rules Elements must be properly nested
XML Rules Each element must have a start and end tag
The element type name in a start stage must exactly match the
XML Rules
end tag
XML Rules Element type names are case sensitive
Quoted strings in attributes can use either single or double
XML Rules
quotes
Cardinality describes things like 1 to many
Degree of relationships Describes things like binary, ternary
