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| 1 | |
Facts or observations about people, places, things, and events are: |
| | A) | data |
| | B) | occurrences |
| | C) | records |
| | D) | tables |
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| 2 | |
The most basic logical data element such as a single letter, number, or special character is known as a(n): |
| | A) | character |
| | B) | element |
| | C) | phrase |
| | D) | record |
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| 3 | |
Each record in a database has at least one distinctive field, called the: |
| | A) | key field |
| | B) | structure |
| | C) | type |
| | D) | view |
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| 4 | |
One element of database security is to provide only authorized users with: |
| | A) | classes |
| | B) | nodes |
| | C) | passwords |
| | D) | relations |
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| 5 | |
The bridge between the logical and physical views of the data is provided by: |
| | A) | DBMS |
| | B) | records |
| | C) | SQL |
| | D) | tables |
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| 6 | |
Highly trained computer specialists who interact with the data administration subsystem are known as: |
| | A) | DBMS |
| | B) | data modelers |
| | C) | database administrators |
| | D) | relational specialists |
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| 7 | |
In a network database, each child node may have more than one parent node; this is known as a: |
| | A) | hierarchy |
| | B) | many-to-many relationship |
| | C) | parent relationship |
| | D) | relational relationship |
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| 8 | |
Connections between parent nodes and child nodes are provided by: |
| | A) | characters |
| | B) | DBA |
| | C) | objects |
| | D) | pointers |
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| 9 | |
Two of the most significant advantages of multidimensional databases over relational databases are processing speed and: |
| | A) | conceptualization |
| | B) | control |
| | C) | format |
| | D) | objectification |
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| 10 | |
Object-oriented databases organize data by classes, attributes, methods, and: |
| | A) | objects |
| | B) | relations |
| | C) | space |
| | D) | time |
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