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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. Candidate key selected for use.
Default Value
SQL View
Primary Key
SQL
2. A location within a database table that stores one particular type of data i.e. a field
Many-to-Many Relationships
Column Selector
Column
First Normal Form
3. A primary key that is comprised of more than one field.
Group
Composite Key
Domain/Key Normal Form
Entity Relationship Diagram
4. Relations which allow you to retrieve related records from the same table.
Self-Join
Candidate Key
Group
Object-Oriented Database
5. Specialized engines designed specifically to store objects. Users can interact with objects only through designated methods.
Null
Aggregate Function
Object-Oriented Database
Metadata
6. Contents of a Database: Tables of user data - Metadata - Indexes - Stored Procedures - _______ - Security Data - Backup/Recovery Data
Triggers
Third Normal Form
E-R diagram
Best Normal Form
7. A relation that contains no multivalued attributes.
First Normal Form
Normalization
Tuple
Attribute
8. A section of a record containing data relating to one single characteristic of an entity; also called an attribute
Boyce-Codd Normal Form
Candidate Key
Primary Key
Field
9. DBMS (Database Management System) statements used to manage data (tables and other objects) within a database
Key
Relational Database Model
Data Manipulation Language
Many-to-Many Relationships
10. A control that indicates whether an option is selected or not. A tick mark appears in the box when the option is selected.
Primary Key
Check Box
Access
Candidate Key
11. A table which is not only in 2NF but whose non-primary key fields are dependent only on the primary key and therefore have no dependence on (relationship to) any other non-primary key field in the table.
Design Vie
Third Normal Form
Fourth Normal Form
Relation
12. A data type that is used for fields and calculations involving money
Secondary Key
Currency Data Type
Aggregate Function
Record
13. A control - also called an edit field - used on a form - report or data access page to display text or accept data entry.It can have a label attached to it.
Row
Text Box
Select
Expression Builder
14. 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.
Boyce-Codd Normal Form
Data Model
Many-to-Many Relationships
Table
15. A database object on which you place controls for entering - displaying and editing records in a table.
Third Normal Form
Data Mining
SQL View
Form
16. Knowingly violates one or more rules of normalization.
Data Type
Join
Best Normal Form
Where clause
17. An attribute utilized to sort and/or identify data in some manner. Each table should have a primary key which uniquely identifies records.
Index
Database Window
Form
Key
18. An association between two tables in which several records in one table can relate to 0 - 1 or many records in the other table.
Database Window
Group
Boyce-Codd Normal Form
Many-to-many Relationship
19. 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.
First Normal Form
Primary Key
Secondary Key
One-To-Many Relationship
20. A normalization which falls between 3NF and 4NF and involves the elimination of non-trivial dependencies
Data Warehouse
Referential Integrity Constraint
Boyce-Codd Normal Form
Aggregate Function
21. An MS Access tool that simplifies a task. For example - you can quickly create a complex expression with the Expression Builder.
Triggers
Null
Primary Key
Expression Builder
22. A candidate key that coud have been the primary key but was not selected as such ; OR a field that is not the primary key but has been used for indexing nevertheless.
E-R diagram
Query
Secondary Key
Second Normal Form
23. A link between two or more tables.
Access
Data Integrity Rules
Join
First Normal Form
24. A value that may be assigned to an attribute when no other value applies or when the applicable value is unknown.
Triggers
Null
Check Box
Object-Oriented Database
25. When a table is not only in 1NF but each non key field is functionally dependent on the full primary key
Second Normal Form
Data Definiton Language
Join
Flat File
26. A window that displays the SQL statement for the current query or is used to create a SQL specific query. When you create a query in design view - Access constructs the SQL equivalent in the SQL view.
Data Definiton Language
Second Normal Form
SQL View
Data
27. 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 of one and only one record in the related table.
Schema
First Normal Form
One-To-One Relationship
Make Table Query
28. 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.
Primary Key
Relation
Data Definiton Language
Currency Data Type
29. The DML statement used to choose data from a database. The result is stored in a temporary table - called the result-set.
Database Window
Select
Second Normal Form
Select Query
30. One (or more fields) in a table that refer to the primary key in another table.
Totals Query
Access 2007
Foreign Key
Criteria
31. The process of organizing data to minimize redundancy and produce smaller - well-structured relations/tables.
Primary Key
Select
Normalization
Join
32. Data about data.
Data Warehouse
Metadata
Data Integrity Rules
Third Normal Form
33. Attribute that determines the value of another attribute.
Fourth Normal Form
Database Window
First Normal Form
Determinant
34. A referential integrity constraint is a statement that limits the values of the foreign key to those already existing as primary key values in the corresponding table.
Data Integrity Rules
Referential Integrity Constraint
Flat File
Where clause
35. Guidelines set in place to ensure the trustworthiness of data over its entire life cycle.
Data Integrity Rules
Select Query
Column Selector
Form
36. a.k.a record
Database Management System (DBMS)
Fourth Normal Form
Tuple
Totals Query
37. The part of an SQL statement that specifies which record to retrieve.
SQL
Data Integrity Rules
Where clause
Append Query
38. A query ( SQL statement ) that creates a new table and then creates records in it by coping records from an existing table.
SQL
Make Table Query
Referential Integrity Constraint
Access
39. An action query that adds the records in a query's result set to the end of an existing table.
Composite Key
Group
SQL
Append Query
40. An operator used to compare two values or expressions; For example - < (less than) - > (greater than) - = (equal to)
Comparison Operator
Make Table Query
Autonumber
E-R diagram
41. This is a property of data which - when satisfied - requires every value of one field (attribute) of a table to exist as a value of another field in another related table.
Hierarchical Database
Referential Integrity
Composite Key
Database
42. 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
Sort
Totals Query
Calculated Field
43. The conditional expession that is to be used to select particular data records from a larger set of records.
View
Table Window
Triggers
Criteria
44. Dependency where determinant determines a list of values.
Design Vie
Multi-valued Dependency
Compound Key
Numeric Data Type
45. 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
Append Query
Hierarchical Database
Data
Second Normal Form
46. A field in a table with unique values that although it is not the primary key - it could have been used as such.
Alternate Key
Super key
One-To-Many Relationship
Report
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.
Table Window
Calculated Field
Transact
Referential Integrity
48. A database object that prints information formatted and organised according to your specifications.
Report
Transitive Dependency
Tuple
Data Model
49. No partial functional-dependencies.
SQL View
Flat File
Second Normal Form
Multi-valued Dependency
50. 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
Boyce-Codd Normal Form
Referential Integrity
Self-Join