Explain how scanners are used to capture data

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Reference no: EM131357220

1. How does the use of online transaction processing (OLTP) improve the timeliness of online real-time processing?

2. a. Explain how bar code readers work.

b. Explain how optical character recognition works and how it differs from bar code technology.

c. Explain how scanners are used to capture data.

Reference no: EM131357220

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