Vocabulary
A number system that uses only two digits
Binary
Eight bits
What is a byte?
A process that makes the data uniform without changing its meaning
Cleaning Data
Ordering the steps of an algorithm; one of three different types of algorithms
Sequencing
A set of rules for sending, receiving, and interpreting binary messages
Protocol
Small chunks of one whole data sent individually throughout the web on their own path
What are packets?
A process that makes the data uniform without changing its meaning (e.g., replacing all equivalent abbreviations, spellings, and capitalizations with the same word).
Cleaning data
A loop or repeated behavior in an algorithm; one of the three different types of algorithms
Itleration
A number assigned to any item that is connected to the Internet.
IP Address
An app used to access web pages
What is a web browser?
Choosing a smaller subset of a data set to use for analysis
Data filtering
A search algorithm that finds a target in a sorted list by starting in the middle. The process of narrowing the search by halves continues until the target is found or until it is determined that the target does not exist in the list.
Binary Search
A term used to describe the discrepancy between people who have access to and the resources to use new information and communication tools, and people who do not have the resources and access to the technology.
Digital Divide
Used prevalently on the web, it allows for secure messages to be sent between parties without having to agree on, or share, a secret key.
Public Key Encryption
A diagram in which the numerical values of variables are represented by the height or length of lines or rectangles of equal width
Bar graph
Words used to organize thoughts to help plan writing code; helps programmers translate specifications into code
Pseudo code
The processing of several aspects of a problem continuously; the brain's natural mode of information processing for many functions, including vision.
Parrallel Processing
What are 3 things that make up a URL?
Path, Protocol, & Domain name
A photographer stores digital photographs on her computer. In this case the photographs are considered the data. Each photograph also includes multiple pieces of metadata including:
Date: The date the photograph was taken
Time: The time the photograph was taken
Location: The location where the photograph was taken
Device: Which camera the photo was taken with
Which of the following could the photographer NOT do based on this metadata?
a. Filter photos to those taken in the last week
b. Filter photos to those taken in a particular country
c. Filter photos to those taken of buildings
c. Filter photos to those taken of buildings
What will the following display?
a ← "Milk"
a ← "Cookies Soda"
a ← "Chips"
b ← a + "put them in a bag so they stay crisp"
Milk Cookies Soda Chips put them in a bag so they stay crisp