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WHY BE INTERESTED IN DATA PROCESSING?
WHAT IS AN ELECTRONIC COMPUTER?
THE REPRESENTATION OF INFORMATION
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activity alphanumeric application arithmetic and logic automatic data automatic data-processing system automation basic binary coded decimal binary digits binary number bits business system central processing unit characters circuits COBOL COBOL program complement complete computer system concept convert core cost DATA DIVISION data-name defined Description entries developed disc EBCDIC electronic ENIAC environment equipment errors example executed Figure flow chart FORTRAN function goals handling hexadecimal identify input and output input-output instruction International Business Machines inventory logic unit machine language magnetic drum magnetic tape memory ment method minuend modular programming numbering system octal operand operations option output devices perform PICTURE problem problem-oriented language procedures processor production punched cards quantity real-time represent routine sequence specified speed step storage device storage unit stored subroutines subtraction symbols technique tion transaction transfer translated usually variable verb write