Printable worksheet ยท 4 of 4
A stable identifier separates similar records - Paper 4
Read the information, then answer the questions. An adult may read the instructions aloud. Show your working where asked.
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Fictional catalogue contains two records: ID B15, title 'Valley'; ID B16, title 'Valley'. An edit request targets only ID B16, changing its title to 'Valley revised'. IDs are unique stable keys; titles are editable labels and may repeat. Practice uses no real personal records.
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