Information Management Week 1 - Introduction to Database Systems

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Questions and Answers

What is the primary purpose of data modeling?

  • Storing data in a database
  • Writing code for web-based applications
  • Creating a simplified diagram of a software system (correct)
  • Developing complex algorithms

Which type of database is designed to support collaboration in a small team?

  • Enterprise Database
  • Personal Database
  • Department Database
  • Workgroup Database (correct)

What is the main characteristic of a Hierarchical Database?

  • Relationships are represented in sets rather than hierarchy
  • Data is visualized as an upside-down tree (correct)
  • Data is stored in two-dimensional tables
  • Data redundancy is eliminated

Which model is an Object Relational Database similar to?

<p>Relational Database (D)</p> Signup and view all the answers

What is the purpose of the Logical Model in data modeling?

<p>Describing the data flow and database content (A)</p> Signup and view all the answers

In data modeling, what does the Conceptual Model focus on?

<p>Entities and data flow identification (B)</p> Signup and view all the answers

What is the definition of data?

<p>A chunk of data organized for easy management (A)</p> Signup and view all the answers

Which of the following best describes a Database Management System (DBMS)?

<p>Collection of interrelated data with programs to access them (C)</p> Signup and view all the answers

What does the Database Environment consist of?

<p>Components regulating data management and use, including software, hardware, and people (B)</p> Signup and view all the answers

In the context of DBMS, what does the term 'File' refer to?

<p>A chunk of data that is easily managed (C)</p> Signup and view all the answers

What was prevalent during the 1960 evolution of Data Modeling?

<p>Batch processing systems with punch cards (C)</p> Signup and view all the answers

Which component facilitates the process of defining, constructing, manipulating, and sharing databases among users?

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

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