A blocking factor allows different records in the same file to have different lengths.
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Q33: An index is frequently created for keys.
Q34: Foreign keys are pointers to the records
Q35: A descriptive field is any other non-key
Q36: A record is a collection of fields
Q37: A field is a collection of records
Q39: Most database technologies impose a fixed-length record
Q40: Some database systems can compress unused fields
Q41: Variable-length record structures allow different records in
Q42: When a computer program "reads" a record
Q43: A variable-length record structure means that each
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