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THE PREAUTOMATED DATA PROCESSING ERA AN ERA OF TRANSITION THE NEED
HISTORY OF DATA PROCESSING
BUSINESS AND SCIENTIFIC DATA PROCESSING
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alphabetic analog computer application arithmetic automatic automatic data processing basic binary bits buffer calculating capable central processing unit characters COBOL column computer system contains control unit data-name decimal deck designed digit disk file documentation electronic employee equipment error example execution field flow chart format FORTRAN function gang punching hexadecimal holes hopper input data input/output instruction invoice involved keypunch logic machine language magnetic tape manual manufacturers memory ment merge method multiply object program octal operand operation code output paper tape payroll performed position prepared primary storage printed printer problem procedure processing unit processor program punched card puter record referred reports represent routine sequence sequential SKIP LIST sorting specific speed steps stored subroutine subtraction symbols techniques tion transactions transfer two's complement UNIVAC updating variable word