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Computing (FOLDOC) dictionary
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computer A minicomputer sold by DEC in 1964. It had a
memory cycle time of 1.75 microseconds and add time of 4
microseconds. I/O included a keyboard, printer, paper-tape
and dual transport DECtape drives (type 555).
DEC provided an "advanced" Fortran II compiler, a Symbolic
Assembler, Editor, DDT Debugging System, Maintenance
routines and a library of arithmetic, utility and programming
aids developed on the program-compatible PDP-4.