DBMS Chapter 2
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Questions and Answers

What is a disadvantage of file processing?

  • Centralized data management
  • Lengthy development times (correct)
  • Standardized file formats
  • Improved data integrity

What is a problem with data dependency?

  • Improved data integrity
  • Lack of coordination and central control (correct)
  • Reduced maintenance headaches
  • Standardized file formats

What is a consequence of data redundancy?

  • Improved data integrity
  • Centralized data management
  • Better data sharing
  • Waste of space and maintenance headaches (correct)

What is a key feature of the database approach?

<p>Central repository of shared data (D)</p> Signup and view all the answers

What is the primary function of a Database Management System (DBMS)?

<p>To manage and provide controlled access to a database (D)</p> Signup and view all the answers

What is a benefit of the database approach?

<p>Data independence (B)</p> Signup and view all the answers

What is the role of a database application program?

<p>To interact with the database by issuing requests (D)</p> Signup and view all the answers

What is the analogy between a DBMS and an operating system?

<p>DBMS manages data resources like an OS manages hardware resources (C)</p> Signup and view all the answers

What is a consequence of data inconsistency?

<p>Compromised data integrity (B)</p> Signup and view all the answers

What is a characteristic of a DBMS?

<p>Controlled access to users of a database (B)</p> Signup and view all the answers

Which of the following is a typical function of a DBMS?

<p>Data modeling (C)</p> Signup and view all the answers

What is one of the major components of the DBMS environment?

<p>User interface (A)</p> Signup and view all the answers

Which data type is commonly managed by a DBMS?

<p>Text data (B)</p> Signup and view all the answers

What does DBMS stand for?

<p>Database Management System (A)</p> Signup and view all the answers

Which of the following is NOT a typical function of a DBMS?

<p>Graphic design (D)</p> Signup and view all the answers

Which of the following is primarily responsible for the design, implementation, and maintenance of a database?

<p>Database Administrator (B)</p> Signup and view all the answers

Which data type would be most appropriate for storing textual data in a DBMS?

<p>VARCHAR (B)</p> Signup and view all the answers

What component of a DBMS is responsible for managing the physical database structure?

<p>Database Engine (A)</p> Signup and view all the answers

Which of these is a primary advantage of using a DBMS?

<p>Data Integrity (D)</p> Signup and view all the answers

Which historical development significantly impacted the evolution of DBMSs?

<p>Relational Model (B)</p> Signup and view all the answers

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