Google IT Support Professional Certification - Course 1: Technical Support Fundamentals

Binary System - Answer- The communication that a computer uses, also known as a base-2 numeral system Byte - Answer- A group of 8 bits is referred to as a byte. Each byte can store one character, and we can have 256 possible values thanks to the base-2 system (2^8) Character encoding - Answer- Assigns our binary values to characters, so that we as humans can read them UTF-8 - Answer- Allows us to store a character in more than one byte Logic Gates - Answer- Allow our transistors to do more complex tasks, like decide where to send electrical signals depending on logical conditions What is the highest decimal value you can represent with a byte - Answer- 255 Abstraction - Answer- To take a relatively complex system and simplify it for our own use Hardware Layer - Answer- Made up of the physical components of a computer Operating System - Answer- Allows hardware to communicate with the system Software Layer - Answer- How we as humans interact with our computer User - Answer- Interacts with the computer Ports - Answer- Connection points that we can connect devices to that extend the functionality of our computer CPU - Answer- Central Processing Unit. The brain of our computer, it does all the calculations and data processing RAM - Answer- Random Access Memory. RAM is our computer's short term memory Hard Drive - Answer- Holds all of our data, which includes all of our music, pictures, applications. Motherboard - Answer- The body or circulatory system of the computer that connects all the pieces together.