Module 1 - Introduction to IT Flashcards
(19 cards)
Abstraction
To take a relatively complex system and simplify it for our use
Algorithm
A series of steps that solves specific problems
ASCII
The oldest character encoding standard used is ASCII. It represents the English alphabet, digits, and punctuation marks
Binary system
The communication that a computer uses is referred to as binary system, also known as base-2 numeral system
Character encoding
Is used to assign our binary values to characters so that we as humans can read them
Byte
A group of 8 bits
Computer
A device that stores and processes data by performing calculations
Cryptography
The overarching discipline that covers the practice of coding and hiding messages from third parties
Decimal form- base 10 system
In the decimal system, there are 10 possible numbers you can use ranging from zero to nine
Digital divide
The growing skills gap between people with and without digital literacy skills
Information technology
The use of digital technology, like computers and the internet, to store and process data into useful information
Linux OS
Linux is one of the largest open source operating systems used heavily in business infrastructure and in the consumer space
Logic gates
Allow transistors to do more complex tasks, like decide where to send electrical signals depending on logical conditions
Open source
This means the developers will let other developers share, modify, and distribute their software for free
PDA (Personal Digital Assistant)
Allows computing to go mobile
Punch cards
A sequence of cards with holes in them to automatically perform calculations instead of manually entering them by hand
RGB mode
RGB or red, green, and blue model is the basic model of representing colors
UTF-8
The most prevalent encoding standard used today
