Johnstone High School
Standard Grade Computing
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Commercial Data Processing G
Chapter 13
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Across
3. A kind of check that makes sure a number entered lies within sensible boundaries
9. The processing that updates a computer system almost immediately
10. The characters shown at the bottom of a cheque
13. The person who carries out maintenance on computer system
14. The hardware through which cards used in paying for goods electronically must be swiped
15. Paying directly for goods as they are bought without using cash
16. The person who plans exactly how a computer system should be used within a company [2 words]
Down
1. The part of a bank card containing customer account number and bank sort code [2 words]
2. A piece of hardware in use in an EPOS system
4. A basic machine used to input information to a mainframe computer
5. A spare copy of a file
6. The last digit in a bar code is likely to be this kind of digit
7. Someone who illegally tries to gain access to a computer system
8. Data given meaning and structure
11. The most appropriate backing storage device used in an CDP system for fast access [2 words]
12. A ____ sense card is divided into columns allowing spaces for marking with a pencil line
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