Question
A heap file is distinguished by a sequential file by: 1. Search key of each record determines the location of record in a sequential file,
A heap file is distinguished by a sequential file by:
1. Search key of each record determines the location of record in a sequential file, but free space determines the location of records in a heap file
2. Free space determines the location of record in a sequential file, but search key determines the location of records in a heap file
3. heap file is ordered and sequential files as sequence numbers
4. records in heap file are unordered but in sequential file are ordered
There will be one or more answer, select the answer you think is correct.
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Data Science For Dummies
Authors: Lillian Pierson ,Jake Porway
2nd Edition
1119327636, 978-1119327639
