A heap file is distinguished by a sequential file by: 1. Search key of each reco

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, 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.

Explanation / Answer

Answer:

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

4. records in heap file are unordered but in sequential file are ordered

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