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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. A link between two or more tables.
Relational Database Model
Join
Object-Oriented Database
Data Manipulation Language
2. Arrange the records in a view set in order according to a particular field
Table
Sort
Trigger
Transaction
3. A query that removes records which match the criteria you specify from one or more tables
Criteria
Third Normal Form
Delete Query
Data Integrity Rules
4. A value that is automatically entered in a field or control when you add a new record.
Default Value
Table Window
Join
Secondary Key
5. No Transitive Dependencies.
Index
E-R diagram
Query
Third Normal Form
6. 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.
Many-to-many Relationship
Comparison Operator
Database Window
One-To-One Relationship
7. A window that shows the design or structure of the database objects: tables - queries - forms - reports - macros and data access pages.
Design Vie
Flat File
Access
Database Diagram
8. The components of a data abase i.e. tables - queries - forms - reports - pages - macros and modules.
Database Window
One-To-Many Relationship
Entity Relationship Diagram
Database Object
9. DOC MADE UP
Self-Join
Recursive Dependency
E-R diagram
Criteria
10. 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 Definiton Language
Tuple
Database Diagram
Data Sheet
11. Attribute that determines the value of another attribute.
Determinant
Normalization
Report
One-To-Many Relationship
12. An association between two tables in which several records in one table can relate to 0 - 1 or many records in the other table.
Recursive Dependency
Many-to-many Relationship
Secondary Key
Third Normal Form
13. A value that may be assigned to an attribute when no other value applies or when the applicable value is unknown.
Data Sheet
SQL
Null
Flat File
14. A Key composed of more than one attribute.
Compound Key
Comparison Operator
Select Query
Access 2007
15. A graphical representation of any portion of a database scheme.
Index
Database Diagram
Compound Key
Group
16. Guidelines set in place to ensure the trustworthiness of data over its entire life cycle.
Primary Key
Comparison Operator
Text Box
Data Integrity Rules
17. 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.
Data Definiton Language
Entities
One-To-Many Relationship
Report
18. The persons or things that a database table is about.
Numeric Data Type
Entities
Foreign Key
Sort
19. Data about data.
Autonumber
Second Normal Form
Metadata
Query
20. 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.
Referential Integrity
Fourth Normal Form
Second Normal Form
Table Window
21. The process of examining and analyzing data with a view to extracting patterns from it. It is usually done on data warehouses
Fourth Normal Form
Data Manipulation Language
Recursive Dependency
Data Mining
22. 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.
Append Query
Text Box
Where clause
Table
23. A query that copies data or changes data in some way. This includes append - delete - make-table and update queries.
Criteria
Make Table Query
Action Query
Triggers
24. 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.
Join
Trigger
Calculated Field
Database Object
25. No multiple multi-valued dependencies.
Totals Query
Column
Fourth Normal Form
SQL View
26. A field in a table with unique values that although it is not the primary key - it could have been used as such.
Table
Alternate Key
Database
Group
27. 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
Flat File
Column
Schema
Hierarchical Database
28. Dependency where determinant determines a list of values.
Recursive Dependency
Transaction
Multi-valued Dependency
Many-to-Many Relationships
29. Knowing the value of one attribute you can determine the value of another attribute.
Functional Dependency
Check Box
Super key
Sort
30. Groups of database commands which are to be treated as a single atomic event.
Null
Transaction
Record
One-To-Many Relationship
31. 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
Group
Trigger
First Normal Form
32. An operator used to compare two values or expressions; For example - < (less than) - > (greater than) - = (equal to)
Database
Comparison Operator
Super key
Aggregate Function
33. The program which is used to organize - access and manage the data in a database - Creates - processes - and administers databases.
Recursive Dependency
Many-to-many Relationship
Record
Database Management System (DBMS)
34. A normalization which falls between 3NF and 4NF and involves the elimination of non-trivial dependencies
Boyce-Codd Normal Form
Where clause
Data Mining
Data Model
35. No partial functional-dependencies.
Functional Dependency
Data
Where clause
Second Normal Form
36. A programming language designed for managing & obtaining data in relational database management systems (RDBMS)
SQL
Append Query
Transaction
Foreign Key
37. Knowingly violates one or more rules of normalization.
Calculated Field
Best Normal Form
Sort
Database Object
38. Data from a table - form - query which is displayed in a row-and-column format.
Data Sheet
Many-to-Many Relationships
Currency Data Type
Relational Database Model
39. One or more fields whose values uniquely identify each record in a table.
Alternate Key
SQL
Primary Key
Data Warehouse
40. A location within a database table that stores one particular type of data i.e. a field
Column
Data Integrity Rules
Criteria
Second Normal Form
41. A combination of attributes that can be used to uniquely identify a database record. Candidate keys are a special subset of super keys that do not have any extraneous information in them
Join
Secondary Key
Super key
Null
42. An MS Access tool that simplifies a task. For example - you can quickly create a complex expression with the Expression Builder.
Best Normal Form
Expression Builder
Column Selector
Autonumber
43. DBMS (Database Management System) statements used to manage data (tables and other objects) within a database
Flat File
First Normal Form
Table Window
Data Manipulation Language
44. Refers to the number of associations that can exist between two record types.
Group
Index
SQL
Cardinality
45. To modify a database - or the files associated with the database.
Cardinality
Null
One-To-Many Relationship
Transact
46. A way of looking at a database object - usually looking at the design or at the contents/results
Boyce-Codd Normal Form
Composite Key
View
Super key
47. Contents of a Database: Tables of user data - Metadata - Indexes - Stored Procedures - _______ - Security Data - Backup/Recovery Data
Triggers
Transact
Tuple
Trigger
48. A section of a record containing data relating to one single characteristic of an entity; also called an attribute
Alternate Key
Access
Field
Primary Key
49. The horizontal bar at the top of a column. You can click a column selector to select the entire column in the query design grid or the filter design grid
First Normal Form
Third Normal Form
Alternate Key
Column Selector
50. All key attributes defined - attributes depend on key and no repeating groups.
Hierarchical Database
Normalization
Database Management System (DBMS)
First Normal Form