Answer the following statements true (T) or false (F)
1. A pattern that contains symbols that represent the type of data that must be present in a field is called a regular expression .
2. XML documents may be validated by comparing them to a DTD or a schema.
3. In an eCommerce system, data is generally entered into the system by the programmer.
4. Data entered at the point of sale are reused throughout the entire order fulfillment process in a(n) ecommerce system.
5. Accuracy is improved by better feedback.
6. Ensuring the quality of the data input to the information system is critical to ensuring quality output.
1. TRUE
2. TRUE
3. FALSE
4. TRUE
5. TRUE
6. TRUE
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