What people are saying - Write a review
We haven't found any reviews in the usual places.
What ls a Computer? 5 Computers at Work
History of Computers 12 Telecommunications
3 other sections not shown
Other editions - View all
Activity application software automatically backspace key Blaise Pascal Byte calculator CD-ROM cell central processing unit characters chip circuit boards color column command Computer Glossary Computer Glossary cont computer language computer screen computer system computer virus computer's counting tools create database Daughterboards delete key delete text designed desktop publishing disk or hard diskette document educational software electricity electronic enter erase example field length font formula function Gottfried Leibniz graphics hard drive highlight text icons input insert inside your computer integrated circuit invented keyboard Leibniz letters machine margins memory menu monitor motherboard mouse move the cursor numbers options output paragraph Pascaline peripheral device picture piece of paper pixels printer processor purchase Read Only Memory records simulation smaller software programs spreadsheet Think transistors vacuum tubes virtual reality software virus Windows word processing program write