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

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