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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 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.
Data Mining
Metadata
Table
Access
2. DOC MADE UP
Recursive Dependency
Entity Relationship Diagram
Access 2007
Currency Data Type
3. 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
Select
Boyce-Codd Normal Form
One-To-Many Relationship
4. Contents of a Database: Tables of user data - Metadata - Indexes - Stored Procedures - _______ - Security Data - Backup/Recovery Data
First Normal Form
Key
Secondary Key
Triggers
5. 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
One-To-Many Relationship
E-R diagram
SQL View
Table Window
6. The part of an SQL statement that specifies which record to retrieve.
Where clause
Database Window
Cardinality
Super key
7. An operator used to compare two values or expressions; For example - < (less than) - > (greater than) - = (equal to)
Database
Fourth Normal Form
Comparison Operator
Data Warehouse
8. The dominant database model
Database Management System (DBMS)
Data Warehouse
Determinant
Relational Database Model
9. A database object on which you place controls for entering - displaying and editing records in a table.
Form
Entity Relationship Diagram
Boyce-Codd Normal Form
Database Window
10. 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.
Row
Index
Best Normal Form
Group
11. Specialized engines designed specifically to store objects. Users can interact with objects only through designated methods.
Join
Form
Select Query
Object-Oriented Database
12. A database object that stores data in records and fields. The data is usually about a particular category of things.
Attribute
Primary Key
Table
Data Mining
13. A record as seen in the data sheet view.
Tuple
Triggers
Row
Third Normal Form
14. 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
Super key
Make Table Query
Transitive Dependency
View
15. All key attributes defined - attributes depend on key and no repeating groups.
Data Mining
First Normal Form
Default Value
Row
16. An attribute utilized to sort and/or identify data in some manner. Each table should have a primary key which uniquely identifies records.
SQL View
Totals Query
Key
E-R diagram
17. An MS Access tool that simplifies a task. For example - you can quickly create a complex expression with the Expression Builder.
One-To-One Relationship
Expression Builder
Database Object
Third Normal Form
18. One or more fields whose values uniquely identify each record in a table.
E-R diagram
Primary Key
Normalization
Query
19. A central repository for databases across an entire enterprise.
Determinant
Check Box
Boyce-Codd Normal Form
Data Warehouse
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.
Super key
Schema
Access
Calculated Field
21. 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.
Alternate Key
Index
Many-to-Many Relationships
One-To-One Relationship
22. Groups of database commands which are to be treated as a single atomic event.
Column
Transaction
Autonumber
Compound Key
23. A value that is automatically entered in a field or control when you add a new record.
Default Value
Metadata
Referential Integrity Constraint
Access 2007
24. A relational database management system from Microsoft that combines the relational MS Jet Database Engine with a graphical user interface and software-development tools.
Data Mining
Query
Data Type
Access 2007
25. 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
Primary Key
Best Normal Form
Transact
Hierarchical Database
26. A characteristic of a field that determines what kind of data it can store and what type of operations can be performed on it.
Data Type
Query
Aggregate Function
Data Integrity Rules
27. A key that consists of 2 or more attributes that uniquely identify an entity occurrence.
Entities
Aggregate Function
Compound Key
One-To-One Relationship
28. An action query that adds the records in a query's result set to the end of an existing table.
Join
Compound Key
Append Query
Foreign Key
29. A characteristic of the items in a database i.e. a field
Triggers
Attribute
Entity Relationship Diagram
Make Table Query
30. Table has no anomalies.
Alternate Key
Domain/Key Normal Form
Record
Third Normal Form
31. Knowing the value of one attribute you can determine the value of another attribute.
Design Vie
Index
Functional Dependency
Calculated Field
32. The actual pieces of facts that are stored in the fields in a database table.
Data
Design Vie
Data Warehouse
Compound Key
33. a.k.a record
Candidate Key
Boyce-Codd Normal Form
Tuple
Access
34. 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.
Super key
SQL
Relation
Attribute
35. 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.
Currency Data Type
Table Window
SQL View
Delete Query
36. A primary key that is comprised of more than one field.
SQL
Composite Key
Comparison Operator
Secondary Key
37. A database object that prints information formatted and organised according to your specifications.
Report
Fourth Normal Form
Data Manipulation Language
Third Normal Form
38. Functional dependency involving only non-key attributes.
Append Query
Action Query
Access
Transitive Dependency
39. No multiple multi-valued dependencies.
E-R diagram
One-To-One Relationship
Fourth Normal Form
First Normal Form
40. A graphical representation of any portion of a database scheme.
Compound Key
SQL View
Database Diagram
Row
41. An association between two tables in which several records in one table can relate to 0 - 1 or many records in the other table.
Normalization
Database Management System (DBMS)
Access
Many-to-many Relationship
42. DBMS (Database Management System) statements used to manage data (tables and other objects) within a database
Expression Builder
Functional Dependency
Action Query
Data Manipulation Language
43. In an access databse - a window in which you work with tables in design view or datasheet view.
Data
Access
Table Window
Third Normal Form
44. 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.
Transaction
Secondary Key
Referential Integrity
Entities
45. 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.
Secondary Key
Compound Key
Access
Trigger
46. A normalization which falls between 3NF and 4NF and involves the elimination of non-trivial dependencies
Boyce-Codd Normal Form
Data Definiton Language
Alternate Key
One-To-One Relationship
47. One (or more fields) in a table that refer to the primary key in another table.
Foreign Key
Boyce-Codd Normal Form
Alternate Key
One-To-One Relationship
48. 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.
Query
Index
Secondary Key
Primary Key
49. A graphical representation of all entity relationships (Data Model)
Many-to-Many Relationships
Action Query
Functional Dependency
Entity Relationship Diagram
50. The DML statement used to choose data from a database. The result is stored in a temporary table - called the result-set.
Select
Make Table Query
Many-to-many Relationship
Data