Questions and Answers
What is the primary function of the Buffer Manager in a Database Management System (DBMS)?
Managing data cache and data transfer between main memory and secondary storage
Which component of Disk Storage in a DBMS contains information about the structure and characteristics of database objects?
Data Dictionary
What does the Internal Level of a DBMS primarily concern?
Physical storage of data in databases
Which level of a DBMS embodies the user interface facilitating data access and interaction through user-friendly views?
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Who developed the ER Diagram, a conceptual level method for diagrammatic data representation?
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What do Indices represent in the context of Disk Storage in a DBMS?
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What is the main advantage of ordered file organization over unordered file organization?
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In unordered file organization, what is the complexity of reaching the correct block containing the desired record?
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How does ordered file organization impact maintenance operations like insertion and deletion?
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What type of search is typically performed in unordered file organization?
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How does the presence of indexes impact record retrieval in databases?
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In an ordered file organization, what is required to achieve binary search?
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What is the purpose of establishing indexes in a database?
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What information do index file records typically contain?
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What is the size difference between the index file and the main file?
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Can multiple index files be created for one main file?
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What advantage does indexing provide for data retrieval time?
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How can the correct block in the main file be located using indexing?
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