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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. Relations which allow you to retrieve related records from the same table.
Comparison Operator
Data Type
First Normal Form
Self-Join
2. A field in a table with unique values that although it is not the primary key - it could have been used as such.
Record
Group
Third Normal Form
Alternate Key
3. 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.
Null
Composite Key
Access
Database
4. A data model in which the data is organized into a tree-like structure. The structure allows representing information using parent/child relationships: each parent can have many children - but each child has only one parent
Cardinality
Check Box
Join
Hierarchical Database
5. No partial functional-dependencies.
Second Normal Form
Row
Database Object
Table
6. A location within a database table that stores one particular type of data i.e. a field
Data Model
Comparison Operator
Column
Access 2007
7. A way of looking at a database object - usually looking at the design or at the contents/results
Delete Query
Select
Action Query
View
8. A database computer language designed for the retrieval and management of data in relational database management systems (RDBMS) - database schema creation and modification - and database object access control management.
SQL
Foreign Key
Entities
Field
9. Dependency where determinant determines a list of values.
Third Normal Form
Self-Join
Boyce-Codd Normal Form
Multi-valued Dependency
10. A link between two or more tables.
Schema
Text Box
Join
Recursive Dependency
11. To modify a database - or the files associated with the database.
Expression Builder
Access
Boyce-Codd Normal Form
Transact
12. 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.
SQL
Referential Integrity
Join
One-To-Many Relationship
13. All key attributes defined - attributes depend on key and no repeating groups.
Best Normal Form
Database Management System (DBMS)
First Normal Form
Attribute
14. An association between two tables in which several records in one table can relate to 0 - 1 or many records in the other table.
Many-to-many Relationship
Entity Relationship Diagram
View
Database Object
15. A database object that prints information formatted and organised according to your specifications.
Query
Calculated Field
Report
Expression Builder
16. A normalization which falls between 3NF and 4NF and involves the elimination of non-trivial dependencies
View
Boyce-Codd Normal Form
Access
Multi-valued Dependency
17. Stored procedures that may be configured to automatically execute (fire) when certain events take place.
Trigger
Data Warehouse
Column
Table
18. The DBMS language component used to create - alter and destroy databases and database objects i.e. schemas - tables - views - sequences - catalogs - indexes - and aliases.
Data Sheet
Data Definiton Language
Primary Key
Referential Integrity Constraint
19. When a relation is not just in Boyce-Codd Normal Form - but also contains at most one multivalued dependency.
Fourth Normal Form
Primary Key
Text Box
Database Object
20. That structure which contains description of objects created by a user - such as base tables - views and constraints - as a part of a database.
Referential Integrity Constraint
Report
Primary Key
Schema
21. DBMS (Database Management System) statements used to manage data (tables and other objects) within a database
Many-to-Many Relationships
Data Manipulation Language
Transact
Autonumber
22. A self-describing collection of integrated tables. The tables are called integrated because they store data about the relationships between the rows of data.
Data Manipulation Language
Where clause
Second Normal Form
Database
23. An association/link established between common fields in two different tables. A relationship can be one-to-one - many-to-many or more usually one-to-many.
Database
Relation
Append Query
Flat File
24. 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
Data Definiton Language
Data Model
25. Data from a table - form - query which is displayed in a row-and-column format.
Data Sheet
Boyce-Codd Normal Form
Where clause
Select
26. A window that shows the design or structure of the database objects: tables - queries - forms - reports - macros and data access pages.
Design Vie
Access
Action Query
View
27. The components of a data abase i.e. tables - queries - forms - reports - pages - macros and modules.
Database Object
Schema
First Normal Form
Entities
28. No multiple multi-valued dependencies.
Fourth Normal Form
Self-Join
Candidate Key
Database Diagram
29. A relational database management system from Microsoft that combines the relational MS Jet Database Engine with a graphical user interface and software-development tools.
Numeric Data Type
Access
Access 2007
One-To-Many Relationship
30. The dominant database model
Many-to-many Relationship
Select
Relational Database Model
Database Diagram
31. 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.
Numeric Data Type
Hierarchical Database
Data Model
Comparison Operator
32. Attribute that determines the value of another attribute.
Compound Key
Object-Oriented Database
Determinant
E-R diagram
33. A primary key that is comprised of more than one field.
Composite Key
Totals Query
Database
Key
34. One or more fields whose values uniquely identify each record in a table.
Data Mining
Form
First Normal Form
Primary Key
35. The set of fields in a table which stores unique values and so any one from the list can be selected to be the primary key.
Expression Builder
Many-to-many Relationship
Candidate Key
Sort
36. Functional dependency involving only non-key attributes.
Transitive Dependency
Candidate Key
Database
Expression Builder
37. Many-to-many relationships occur when each record in TableA may have 0 - 1 or many linked records in TableB and vice-versa.
Many-to-Many Relationships
Comparison Operator
Default Value
Table
38. 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
Many-to-many Relationship
Totals Query
First Normal Form
39. Arrange the records in a view set in order according to a particular field
Join
Object-Oriented Database
Secondary Key
Sort
40. A query that displays a summary calculation - such as an average or a sum - for values in a table or tables. A totals query is not a seperate kind of query; rather it extends the flexibility of select queries.
Composite Key
Access
Totals Query
Boyce-Codd Normal Form
41. A central repository for databases across an entire enterprise.
Comparison Operator
Data Warehouse
Select
Determinant
42. The program which is used to organize - access and manage the data in a database - Creates - processes - and administers databases.
Database Management System (DBMS)
Database Window
Cardinality
Determinant
43. A section of a record containing data relating to one single characteristic of an entity; also called an attribute
E-R diagram
Transitive Dependency
Field
Form
44. The conditional expession that is to be used to select particular data records from a larger set of records.
Criteria
Cardinality
Data Manipulation Language
Boyce-Codd Normal Form
45. Contents of a Database: Tables of user data - Metadata - Indexes - Stored Procedures - _______ - Security Data - Backup/Recovery Data
Triggers
Totals Query
Hierarchical Database
Normalization
46. An attribute utilized to sort and/or identify data in some manner. Each table should have a primary key which uniquely identifies records.
Database Management System (DBMS)
Database Diagram
Second Normal Form
Key
47. 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.
Transitive Dependency
Row
Calculated Field
Compound Key
48. A control that indicates whether an option is selected or not. A tick mark appears in the box when the option is selected.
Object-Oriented Database
One-To-One Relationship
Check Box
First Normal Form
49. a.k.a record
Cardinality
Referential Integrity
Report
Tuple
50. The persons or things that a database table is about.
Entities
Referential Integrity
Recursive Dependency
Make Table Query