ITE 115 - Exam 1 with complete solutions.

What exactly is a computer? Devices that process data. Help organize, sort and categorize data to turn it into information. What are a computer's four main functions? 1. Input: Gather Data or allow users to enter data 2. Process: manipulate, calculate, or organize that data 3. Output: display data and information in a form suitable for the user 4. Storage: save data and information for later use Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:00 / 0:15 Full screen Brainpower Read More What is the difference between data and information? Data is a representation of a factor idea. Information is data that has been organized or presented in a meaningful fashion. What are bits and bytes, and how are they measured? The language computers use to process data is called binary language. Consists of two numbers 0 and 1. Each 0 and each 1 is a bit. 8 bits create 1 byte. Each special character consists of 8 bits (1 byte) What devices can I use to get information out of the computer? Monitors (soft copies). Printers (hard copies). What's on the motherboard? Contains the CPU which coordinates all other functions on the computer. CPU Effected by speed of processor, amount of cash memory and amount of processing cores RAM Where all data and instructions are held while computer is running ROM Responsible for housing instructions to help start-up a computer Expansion Cards Have specific functions that augment the computers basic function (often sound or video cards) Where are information and programs stored? - Hard drive - Permanent storage device - Cloud How are devices connected to the computer? - USB Port - Firewire ports - Thunderbolt port - HDMI port What's the best way to turn my computer on and off when should it be done? - Windows 8 - power button or th