MS Access Flashcards
(38 cards)
Is a repository of data.
Database
It can be a text, image, video or even logs.
Data
Is used to organize data so that it can be easily accessed, managed, and updated.
Database
DBMS stands for?
Database management system
What are the two basic building blocks of database?
Entity and Attribute
Is a thing or object that has meaning and relevance in your domain. For example, a customer, a product, or an order.
Entity
They are properties or characteristics that describe the entity. For example, a customer can have __________ such as name, email, and address.
Attributes
Converting the Entities and attributes to tables refers to the process of what?
Mapping
In mapping, the entities translates ______.
Tables
All the attributes translates into _______ in a table.
Columns
Alphanumeric data. Formerly known as text. Up to 255 characters.
Short text
Large amounts of alphanumeric data. Up to 1gb data.
Long text
Numeric data. 1, 2, 4, 8, or 16 bytes.
Number
Numeric data. 8 bytes.
Large number
Date and times. 8 bytes.
Date/Time
Date and times. Encoded string of 42 bytes.
Date/Time Extended
Monetary data, stored with 4 decimal places of precision. 8 bytes.
Currency
Unique value generated by Access for each new record. 4 bytes (16 bytes for replicationID).
AutoNumber
Boolean (true/false) data; Access stores the numeric value (0) for false, and -1 for true. 1 byte.
Yes/No
Picture, graphs, or other ActiveX objects from another Windows-based application. Up to about 2 gb.
OLE Object
What are the four database objects?
Tables, Forms, Queries, Reports
In Access, all data is stored in ______.
Tables
It is the heart of any database.
Tables
In Access, rows and columns are referred to as _______ and ______.
Records and Fields