Software program
Hard copy output
Information
Data
1000 bytes
1024 bytes
2048 bytes
512 bytes
Charles Babbage
Pascal
John Napier
Abacus
Computer graphics
DOS
Spreadsheet
Word Processing
Hexadecimal digit
Octal digit
Decimal digit
Binary digit
Printer
Plotter
Keyboard
Screen
Cost, speed and accuracy
Cost, accuracy and versatility
Cost, speed, and space requirements
All of these
Memory
Accuracy
Speed
OMR
OCR
MICR
POS
Hard disk drive
System cabinet
Hard disk
Floppy disk