File Chap 5

Question 1

Facts and statistics about a person or object

Collected for reference or analysis

Stored as binary code 1,0s

Answer 1

Data

Question 1

Bits - 1 or 0
Bytes - 00000000001 (binary code)
Fields - employee name
Records - single record for employee
Files - multiple record composed of all employees
Database - All 3 Payroll, Department, Employer for example

Answer 1

Data Elements

Question 2

Easily stored in tables
Data types like dates, numeric & text
Uses less storage space used compared to unstructured data
easy scalability
easier to manage than unstructured data

Answer 2

Structured Data

Question 3

not stored in record or field
Made up of data types like image & audio
Uses more storage space used compared to unstructured data
Sometimes can be scraped to convert a portion to structure data.
Use meta tags to aid with searching and sorting
80 % of data is unstructured

Answer 3

Unstructured Data

Question 4

Does not change (like a book)

Answer 4

Static Data

Question 5

May change after it is recorded (like social media status)

Answer 5

Dynamic Data

Question 6

set of logically related file (tables) containing an organized collection of data

Answer 6

Databases

Question 7

structured data organized in interrelated tables connected by similarities between tables

Answer 7

Relational Database

Question 8

The systems that manage a database and retrieve data for a user

Answer 8

Database Management System (DBMS)

Question 9

requests for data that is stored within a database

Answer 9

Queries