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INPUT AND OUTPUT DEVICES
2 other sections not shown
analog computer anode arithmetic unit assembly language battery bers binary equivalents binary numbers binary system block buffer called capable card punch carry-over cathode cathode-ray tube characters check bit COBOL collector compiler language computer memory computer operation computer processor convert counter current flows decimal number decimal system number digital computer diodes electronic emitter equal equipment FILE flowchart fortran fortran program full adder function holes instruction internal memory inverter machine language magnetic cores magnetic disks Magnetic drums magnetic tape memory cell memory cores memory devices memory section memory system minuend multiplication multivibrator negative number system octal system off-line on-line performed permits PL/I positive primary memory problem pulse punched cards puter read-out read-write head remainder represent resistor sequence sequentially shown in Fig speed stored subtraction switch symbols tion transfer transistor Truth table typewriter voltage drop volts word written zero