38908951
Description
Flashcards by Shauna Brinker, updated 11 months ago
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Created by Shauna Brinker
11 months ago
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| Question | Answer |
| Attributes | Data elements that describe instances in a class, very much like fields in a database table; characteristics, properties, or adjectives that describe each class. |
| Cloud Computing | Using redundant servers in multiple locations to host virtual machines. |
| Data Dictionary | Describes the data fields in each database record such as field description, field length, field type |
| Database | A shared collection of logically related data for various uses. |
| Database Administrator | The person responsible for the design, implementation, repair, and security of a firm’s database. |
| Database Management System (DBMS) | A computer program that creates, modifies, and queries the database. Specifically, the DBMS is designed to manage a database’s storage and retrieval of information. |
| Enterprise System (ES) | A centralized database that collects data from throughout the firm. |
| Entity Integrity Rule | The primary key of a table must have data values (cannot be null). |
| Foreign Key (FK) | Attribute that allows database tables to be linked together; foreign keys are the primary keys of other tables placed in the current table to support the link between the two tables. |
| Form | Forms are utilized by users to enter data into tables and view existing records. |
| Hierarchical Data Model | Organizes data into a tree-like structure that allows repeating information using defined parent/child relationships. |
| Macro | Macros are defined by Access users to automate processes such as opening a specific form. |
| Module | Some Microsoft applications come with modules built in that will be automatically added onto Access. |
| Network Data Model | A flexible model representing objects and their relationships; allows each record to have multiple parent and child records or M:N mapping |
| Pages | Access pages allow data to be entered into the database in real time from outside of the database system. |
| Primary Key (PK) | An attribute or a combination of attributes that uniquely identifies an instance of a class in a data model or a specific row in a table. |
| Query | Query in Access is a tool used to retrieve and display data derived from records stored within the database. |
| Referential Integrity Rule | The data value for a foreign key must either be null or match one of the data values that already exist in the corresponding table. |
| Relational Data Model | Stores information in the form of related two-dimensional tables. |
| Report | Reports in Access are used to integrate data from one or more queries and tables to provide useful information to decision makers. |
| Structured Query Language (SQL) | A computer language designed to retrieve data from a relational database. |
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