Unit 1 Flashcards
(31 cards)
It is the information in a raw or unorganized form
Data
Is limitless and present everywhere in the universe
Data
What is Two Categories of data
Structured
Unstructured
What is organize data
Databases
Spreadsheets
Data that is not yet polished or organized
Forms
Image
Audio
Movies
Data that is not yet polished or organized
Forms
Image
Audio
Movies
Data can be stored in:
Filling cabinets
Folder
Ledgers
Lists
Piles of papers on your desk
An organized form of data is known as _________
Information
Means the organization and control over information structure processing and delivery
Management
Management brings together all Six Ms
1Men and women
2Money
3Machines
4Materials
5Method and
6Markets
Is collecting organizing protecting and storing an organization data to be analyzed for business decision
Data management
Information lifecyle
Create
Scope
Use
Share
Archive
Destroy
Data can be store in:
Filling cabinets
Folders
Ledgers
Lists
Piles of paper on your desk
Most data is being converted into a digital format
Videos
Photos
Books
Letter
These are the information for the end user.
End user data
This is like a set of instruction or labels that help organize and understand the end user data
Metadata
This is the software or program that manages your database.
Databases management system
(DBMS)
Give 5 Types of databases
1.Single user databases
2.Desktop database
3.Workgroup databases
4.enterprise database
5.multi user database
Is a type of hierarchical data base that allows child records to be associated with multiple parent records
Network databases
3 components of data models
1.Entity
2.Attributes
3.Relationship
Types of Relationships
One to one relationship
Many to many relationship
Is a unique identifier for each records (or row) in a database table
Primary key
A__________ is an attribute in one table that links to the primary key of another table
Foreign key
Database Schema -DATA TYPE GIVE 3 type (size)
1.Varchar
2.INT
3.DATE