Question : In heap file organization, records are stored:
Solution :
Correct Answer : In no particular order
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Question : Which issue is most commonly associated with heap file organization?
Solution :
Correct Answer : Inefficient search for large datasets
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Question : Which of the following operations is most efficient in heap file organization?
Solution :
Correct Answer : Bulk insertion
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Question : What is the worst-case time complexity for searching a record in a heap file (without indexing)?
Solution :
Correct Answer : O(n)
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Question : In heap file organization, when a data block becomes full, a new record is inserted:
Solution :
Correct Answer : In any available block selected by DBMS
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Question : Which component in hash file organization is responsible for mapping keys to storage locations?
Solution :
Correct Answer : Hash function
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Question : In static hashing, which of the following is true?
Solution :
Correct Answer : Number of buckets remains fixed
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Question : Which of the following is a major limitation of hash file organization?
Solution :
Correct Answer : Cannot perform range queries efficiently
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Question : In hash file organization, multiple keys mapping to the same bucket is called:
Solution :
Correct Answer : Collision
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Question : Which of the following best describes hash file organization?
Solution :
Correct Answer : Records are stored using a hash function to determine their address
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Question : What is a major drawback of sequential file organization when records are frequently updated?
Solution :
Correct Answer : Need for frequent sorting or full traversal
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Question : Which operation is most efficient in sequential file organization?
Solution :
Correct Answer : Sequential traversal
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Question : In a sorted sequential file, insertion of a new record typically requires:
Solution :
Correct Answer : Finding correct position and possibly shifting records
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Question : Which of the following correctly distinguishes the pile file method from the sorted file method?
Solution :
Correct Answer : Pile files store records in insertion order; sorted files maintain key order
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Question : In sequential file organization, why is searching for a specific record inefficient?
Solution :
Correct Answer : Records must be accessed one by one sequentially
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Question : Which of the following is NOT a primary objective of file organization?
Solution :
Correct Answer : Increasing redundancy
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Question : Which file organization uses a hash function to locate records directly?
Solution :
Correct Answer : Hash
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Question : Which of the following file organizations is most suitable for range queries and ordered processing?
Solution :
Correct Answer : Sequential file organization
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Question : In which file organization method are records stored without any specific order, making insertion fast but search slow?
Solution :
Correct Answer : Heap
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Question : Which of the following best describes file organization in DBMS?
Solution :
Correct Answer : Physical arrangement of records in disk blocks
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