Data Storage Systems in Operating Systems: File System Approach Quiz
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What is the main advantage of using a DBMS approach over an OS file system storage based approach?

  • Separation of data and metadata (correct)
  • Hard coding record structures into programs
  • Performing structure modifications easily
  • Effort required in creating the system

    • Which aspect of the DBMS approach makes it easier for program-data independence?

  • Hard coding record structures into programs
  • Standardized data access language (SQL) (correct)
  • Concentration on logical level design
  • Effort required in system development

    • Why is ad-hoc query formulation considered easy in a DBMS approach compared to an OS file system storage based approach?

  • Maintaining consistency becomes difficult
  • Separate program for each data access request
  • Standardized data access language (SQL) (correct)
  • Effort required in creating the system

    • In the context of managing concurrent access, which approach provides more facilities, DBMS or OS file system storage based approach?

    <p>DBMS approach</p> Signup and view all the answers

    Why is concentrating on logical level design considered enough in a DBMS approach?

    <p>Components to organize data storage</p> Signup and view all the answers

    Which type of data model provides a high-level description useful for understanding requirements?

    <p>Conceptual Data Model</p> Signup and view all the answers

    What is the purpose of setting up Remarks Views in a DB system according to the text?

    <p>To manage large DB systems with identifiable user-groups</p> Signup and view all the answers

    In modern RDBMS, what is the role of the logical scheme?

    <p>It allows modification without affecting the view level schema</p> Signup and view all the answers

    What is a key feature of Physical Data Independence in modern DBMS?

    <p>It enables modification at the physical level without impacting logical or view level schema</p> Signup and view all the answers

    What does Logical Data Independence refer to in the context of DBMS?

    <p>Adding new attributes without changing programs using the old attributes</p> Signup and view all the answers

    How does the Three-Schema Architecture contribute to database management?

    <p>It facilitates seamless modification between physical, logical, and view levels</p> Signup and view all the answers

    During the development process of a database system, what is encompassed in the first step of requirements collection?

    <p>Creating a conceptual data model like E/R model</p> Signup and view all the answers

    What is the main purpose of a Database Management System (DBMS)?

    <p>To pose data retrieval queries in a standard manner</p> Signup and view all the answers

    How does a Database Management System (DBMS) enable concurrent use by a large number of users?

    <p>By ensuring consistent usage by multiple users</p> Signup and view all the answers

    In what way does a Database Management System (DBMS) guarantee data availability?

    <p>By ensuring data is accessible even after system failures</p> Signup and view all the answers

    What does a Database Management System (DBMS) help in efficiently retrieving?

    <p>Query results in a standard manner</p> Signup and view all the answers

    Why is it important for a Database Management System (DBMS) to create large disk-resident databases?

    <p>To increase efficiency in storing and managing data</p> Signup and view all the answers

    What does a Database Management System (DBMS) do to support the activities of an enterprise?

    <p>Support the activities by creating and maintaining a database</p> Signup and view all the answers

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