Question: In a punched card system, data is processed by a--
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a.Keypunch machine, sorter and posting machine
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b.Accounting machine, posting machine and billing machine
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c.Sorter, posting machine and billing machine
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d.Accounting machine, Keypunch machine and sorter
Answer: d
 Keypunch machine, sorter and posting machine b) Accounting machine, posting machine and billing machine c) Sorter, posting machine and billing machine d) Accounting machine, Keypunch machine and sorter Ans. d) Accounting machine, Keypunch machine and sorter
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