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Test your basic knowledge |
Database Management
Start Test
Study First
Subject
:
it-skills
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. In an access databse - a window in which you work with tables in design view or datasheet view.
Table Window
Object-Oriented Database
Candidate Key
First Normal Form
2. A DBMS created by Microsoft - it is a collection of data and objects - such as tables - queries - or forms - related to a particular topic or purpose.
Access
Sort
Super key
Compound Key
3. Contents of a Database: Tables of user data - Metadata - Indexes - Stored Procedures - _______ - Security Data - Backup/Recovery Data
Flat File
Determinant
Triggers
Aggregate Function
4. A query that removes records which match the criteria you specify from one or more tables
Cardinality
Referential Integrity
Delete Query
Second Normal Form
5. The process of organizing data to minimize redundancy and produce smaller - well-structured relations/tables.
Super key
Normalization
Relational Database Model
Key
6. Candidate key selected for use.
Null
Domain/Key Normal Form
Primary Key
Relational Database Model
7. An organised pool of related data files which can be easily accessed and managed and that may be used by a number of different application programs
Database
Compound Key
Data Model
Where clause
8. A query ( SQL statement ) that creates a new table and then creates records in it by coping records from an existing table.
Make Table Query
One-To-One Relationship
Append Query
Triggers
9. Refers to the number of associations that can exist between two record types.
Flat File
Cardinality
Self-Join
Primary Key
10. An abstract model that documents and organizes the business data for communication between team members and is used as a plan for developing applications - specifically how data is stored and accessed.
Tuple
Transitive Dependency
Data Model
Database
11. No Transitive Dependencies.
View
First Normal Form
Third Normal Form
Tuple
12. A query that asks a question about the data stored in your tables and returns a results set in the form of a data sheet without changing the actual data in the table(s).
Select Query
Column Selector
Record
Third Normal Form
13. That structure which contains description of objects created by a user - such as base tables - views and constraints - as a part of a database.
Schema
Self-Join
Third Normal Form
Transact
14. Specialized engines designed specifically to store objects. Users can interact with objects only through designated methods.
Domain/Key Normal Form
Object-Oriented Database
Database Management System (DBMS)
Relational Database Model
15. A relational database management system from Microsoft that combines the relational MS Jet Database Engine with a graphical user interface and software-development tools.
Primary Key
Access 2007
Data Model
Text Box
16. A relation that contains no multivalued attributes.
First Normal Form
Database Diagram
Table
Database Window
17. No partial functional-dependencies.
Second Normal Form
Calculated Field
Primary Key
Referential Integrity
18. No multiple multi-valued dependencies.
Fourth Normal Form
Criteria
Select
Totals Query
19. A type of computer file system that stores all data in a single file.
Column Selector
Flat File
Data Manipulation Language
Field
20. DBMS (Database Management System) statements used to manage data (tables and other objects) within a database
Numeric Data Type
Table Window
Select
Data Manipulation Language
21. A central repository for databases across an entire enterprise.
Transitive Dependency
Data Warehouse
Design Vie
Action Query
22. Dependency where determinant determines a list of values.
Secondary Key
Multi-valued Dependency
View
Null
23. To modify a database - or the files associated with the database.
Referential Integrity Constraint
Transact
Data Mining
Data Integrity Rules
24. Knowingly violates one or more rules of normalization.
Self-Join
Hierarchical Database
Best Normal Form
Multi-valued Dependency
25. A normalization which falls between 3NF and 4NF and involves the elimination of non-trivial dependencies
Boyce-Codd Normal Form
Record
Join
Schema
26. DOC MADE UP
Database Diagram
Recursive Dependency
Candidate Key
SQL
27. The DBMS language component used to create - alter and destroy databases and database objects i.e. schemas - tables - views - sequences - catalogs - indexes - and aliases.
Attribute
First Normal Form
Data Definiton Language
Trigger
28. A key that consists of 2 or more attributes that uniquely identify an entity occurrence.
Compound Key
Schema
Append Query
Second Normal Form
29. A value that is automatically entered in a field or control when you add a new record.
Data Integrity Rules
Default Value
One-To-One Relationship
Append Query
30. Table has no anomalies.
Compound Key
Select Query
Domain/Key Normal Form
Where clause
31. A field - set up in a query - that displays the result of an evaluated expression rather than displaying stored data.The value of the calculated field is re-calculated each time a value in the expression changes.
Record
Third Normal Form
Calculated Field
Many-to-many Relationship
32. A collection of fields that together describe one entity.
Hierarchical Database
Record
Expression Builder
Database
33. A database object on which you place controls for entering - displaying and editing records in a table.
Relation
Form
Transaction
Relational Database Model
34. An attribute utilized to sort and/or identify data in some manner. Each table should have a primary key which uniquely identifies records.
Transaction
Data Mining
Data Model
Key
35. A query that copies data or changes data in some way. This includes append - delete - make-table and update queries.
Action Query
Report
First Normal Form
Best Normal Form
36. Guidelines set in place to ensure the trustworthiness of data over its entire life cycle.
Composite Key
View
Data Integrity Rules
Delete Query
37. When a relation is not just in Boyce-Codd Normal Form - but also contains at most one multivalued dependency.
Trigger
Fourth Normal Form
Multi-valued Dependency
Entities
38. A link between two or more tables.
Join
Column Selector
Field
Transact
39. Two or more controls that can be treated as one unit while designing a form or report. You can select the group instead of selecting each individual control as you are arranging controls or assigning properties.
Domain/Key Normal Form
Join
Group
Many-to-Many Relationships
40. A graphical representation of all entity relationships (Data Model)
Compound Key
Entity Relationship Diagram
Database Window
Recursive Dependency
41. One (or more fields) in a table that refer to the primary key in another table.
View
Trigger
Join
Foreign Key
42. The process of examining and analyzing data with a view to extracting patterns from it. It is usually done on data warehouses
Expression Builder
Numeric Data Type
Data Mining
Index
43. Data from a table - form - query which is displayed in a row-and-column format.
Third Normal Form
Super key
Data Sheet
Foreign Key
44. A graphical representation of entities and their relationship to each other - typically used in computing in regard to the organization of data within databases or information systems
E-R diagram
One-To-Many Relationship
Data Definiton Language
Third Normal Form
45. An operator used to compare two values or expressions; For example - < (less than) - > (greater than) - = (equal to)
Primary Key
Comparison Operator
SQL
Action Query
46. An association between two tables in which the primary key value of each record in the primary table corresponds to the value in the matching field or fields of0 - 1 - or many records in the related table.
Comparison Operator
One-To-One Relationship
One-To-Many Relationship
Append Query
47. The persons or things that a database table is about.
Entity Relationship Diagram
Entities
Criteria
Recursive Dependency
48. The window that appears when you open an Access database or an Access project. It displays the commands for creating new database objects and opening and manipulating existing objects.
Expression Builder
Database Window
Report
Totals Query
49. A Key composed of more than one attribute.
Compound Key
Criteria
Sort
Row
50. Arrange the records in a view set in order according to a particular field
Form
Record
Join
Sort