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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. DBMS (Database Management System) statements used to manage data (tables and other objects) within a database
Access 2007
Index
Recursive Dependency
Data Manipulation Language
2. No Transitive Dependencies.
Sort
Currency Data Type
Third Normal Form
Tuple
3. 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.
Multi-valued Dependency
Transact
Data Integrity Rules
Secondary Key
4. A feature that speeds up searching and sorting in a table based on key values and can enforce uniqueness on the rows of a table.
Report
Query
Index
Schema
5. A database object that stores data in records and fields. The data is usually about a particular category of things.
Metadata
Triggers
Table
View
6. A record as seen in the data sheet view.
Row
Candidate Key
Numeric Data Type
Second Normal Form
7. 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.
Attribute
Transact
Database Diagram
Referential Integrity Constraint
8. An operator used to compare two values or expressions; For example - < (less than) - > (greater than) - = (equal to)
Data Warehouse
Criteria
Third Normal Form
Comparison Operator
9. 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.
Form
Access
Action Query
Tuple
10. A query ( SQL statement ) that creates a new table and then creates records in it by coping records from an existing table.
Row
Make Table Query
Numeric Data Type
Database Object
11. A key that consists of 2 or more attributes that uniquely identify an entity occurrence.
Entities
Compound Key
Functional Dependency
Database
12. A programming language designed for managing & obtaining data in relational database management systems (RDBMS)
Multi-valued Dependency
SQL
Data
Form
13. a.k.a record
Data Warehouse
Tuple
Best Normal Form
Triggers
14. 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.
Determinant
Column
Database
SQL View
15. Many-to-many relationships occur when each record in TableA may have 0 - 1 or many linked records in TableB and vice-versa.
One-To-One Relationship
SQL View
Row
Many-to-Many Relationships
16. A value that may be assigned to an attribute when no other value applies or when the applicable value is unknown.
Boyce-Codd Normal Form
Transact
Secondary Key
Null
17. Knowingly violates one or more rules of normalization.
Best Normal Form
Data Type
Calculated Field
First Normal Form
18. A function such as sum - count or average that you use to include summary data in a report.
Aggregate Function
Select
Database Object
Composite Key
19. To modify a database - or the files associated with the database.
SQL View
Transact
Column Selector
Best Normal Form
20. A characteristic of the items in a database i.e. a field
One-To-Many Relationship
Attribute
Append Query
Data Integrity Rules
21. The conditional expession that is to be used to select particular data records from a larger set of records.
Default Value
Data Sheet
Form
Criteria
22. When a relation is not just in Boyce-Codd Normal Form - but also contains at most one multivalued dependency.
Data
Fourth Normal Form
Data Mining
Database Diagram
23. A link between two or more tables.
Candidate Key
Join
Database Window
Table Window
24. 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.
Third Normal Form
Form
Hierarchical Database
One-To-Many Relationship
25. All determinants are candidate keys.
Boyce-Codd Normal Form
Third Normal Form
Numeric Data Type
Normalization
26. The part of an SQL statement that specifies which record to retrieve.
Where clause
E-R diagram
Database
Join
27. One (or more fields) in a table that refer to the primary key in another table.
Third Normal Form
First Normal Form
Super key
Foreign Key
28. One or more fields whose values uniquely identify each record in a table.
Candidate Key
Second Normal Form
Data Manipulation Language
Primary Key
29. 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
Referential Integrity Constraint
View
Column Selector
Compound Key
30. Groups of database commands which are to be treated as a single atomic event.
Normalization
Transaction
Functional Dependency
Calculated Field
31. 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.
Database
Check Box
Data Mining
Group
32. 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
Report
Entities
Transitive Dependency
33. The actual pieces of facts that are stored in the fields in a database table.
Data
Compound Key
Delete Query
Totals Query
34. A self-describing collection of integrated tables. The tables are called integrated because they store data about the relationships between the rows of data.
Best Normal Form
Calculated Field
Database
Boyce-Codd Normal Form
35. This is an exact numeric data type that holds from 10^38 - 1 through 10^38 - 1.
Key
Hierarchical Database
Numeric Data Type
E-R diagram
36. 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.
One-To-One Relationship
Autonumber
Data Sheet
Totals Query
37. 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.
Data Manipulation Language
Database Diagram
Data Model
Database Management System (DBMS)
38. Dependency where determinant determines a list of values.
Referential Integrity
Relation
Tuple
Multi-valued Dependency
39. A question about the data stored in your tables - or a request to perform an action on the data. A query can bring together data from multiple tables to serve as the source of data for a form. report or data access page.
Alternate Key
Query
Schema
Cardinality
40. 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.
Data
Secondary Key
Object-Oriented Database
Referential Integrity
41. DOC MADE UP
Recursive Dependency
Multi-valued Dependency
Data
Database Window
42. No multiple multi-valued dependencies.
Null
Data
One-To-Many Relationship
Fourth Normal Form
43. An action query that adds the records in a query's result set to the end of an existing table.
Secondary Key
Metadata
Append Query
Data Type
44. A database object that prints information formatted and organised according to your specifications.
Report
Comparison Operator
Null
Referential Integrity Constraint
45. A primary key that is comprised of more than one field.
Data
Autonumber
Composite Key
Sort
46. Specialized engines designed specifically to store objects. Users can interact with objects only through designated methods.
Hierarchical Database
E-R diagram
Entity Relationship Diagram
Object-Oriented Database
47. A window that shows the design or structure of the database objects: tables - queries - forms - reports - macros and data access pages.
Data Definiton Language
Design Vie
Delete Query
Flat File
48. 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
Make Table Query
E-R diagram
Entity Relationship Diagram
Recursive Dependency
49. An MS Access tool that simplifies a task. For example - you can quickly create a complex expression with the Expression Builder.
Boyce-Codd Normal Form
SQL View
Expression Builder
Data Sheet
50. A location within a database table that stores one particular type of data i.e. a field
Compound Key
Comparison Operator
Column
Third Normal Form