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C2 Vocabulary 0415

Vobulary terms from chapter 2

RAM random Access memory: temporary memory to hold new data, only available when pc is on
ROM Read-only memory: permanent internal memory, not accessible by user
cache temporary storage area
bit smallest unit of binary information
Byte 8 bits
megabyte 1 million keyboard characters of informati0n
classroom response system or clicker handheld device that allows students to respond to questions (like tv remote)
pixel single colored square on a screen
dpi dots per inch unit of resolution for printers
peripheral devices support devices that work wiht the computer system to receive, process and output information
ALU arithmetic logic unit that performs mathematical calculations
ASCII binary coding system that stands for american standard code
Terabyte a trillion keyboard characters of information
input devices devices that allow input of data into computer like keyboards, mice, scanners, pds, clickers
Created by: st427