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ANSI-SPARC Architecture
LATIFAH BINTI
46
Masalah tambahan (12/ 20)
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masalah 1

pilihan

What are the three levels of data abstraction defined by ANSI-SPARC?

  • External, Conceptual, Internal
  • Physical, Logical, External
  • User, System, Database
  • Data, Process, Storage

masalah 2

pilihan

What does data independence allow in the ANSI-SPARC architecture?

  • Only one user view of data
  • Dependence on specific hardware
  • Complete data loss during updates
  • Changes at one level without affecting others

masalah 3

pilihan

Which level of the ANSI-SPARC architecture represents the end user’s view of the data?

  • Physical Level
  • External Level
  • Conceptual Level
  • Internal Level

masalah 4

pilihan

What is the primary focus of the conceptual model in ANSI-SPARC?

  • User applications
  • Physical storage of data
  • Specific hardware requirements
  • What data needs to be stored and how it relates

masalah 5

pilihan

What does the internal model adapt to in the ANSI-SPARC architecture?

  • External views of data
  • Conceptual model for implementation
  • User applications
  • Global data requirements

masalah 6

pilihan

Which of the following is NOT a benefit of using the ANSI-SPARC three-level architecture?

  • Increased Complexity
  • Improved Security
  • Simplified Maintenance
  • Data Independence

masalah 7

pilihan

What does the external schema represent in the ANSI-SPARC architecture?

  • The global view of data
  • The internal structure of the database
  • The specific representation of an external view
  • The hardware requirements for the database

masalah 8

pilihan

What is the purpose of the internal schema in the ANSI-SPARC architecture?

  • To define external views
  • To represent user applications
  • To provide a global view of data
  • To connect the conceptual model to the DBMS

masalah 9

pilihan

Which of the following statements about hardware independence is true?

  • It requires a specific operating system
  • It can run on different types of computers
  • It is only applicable to software
  • It relies on specific hardware to function

masalah 10

pilihan

Which level of data abstraction is focused on the global view of data?

  • User Level
  • Conceptual Level
  • Internal Level
  • External Level

masalah 11

pilihan

What is a key objective of the conceptual model?

  • To limit user access to data
  • To show the end user’s view of data
  • To represent the entire organization’s data
  • To adapt the conceptual model to a specific DBMS

masalah 12

pilihan

Which of the following best describes the ANSI-SPARC architecture?

  • A programming language for databases
  • A specific database management system
  • A hardware specification for data storage
  • A framework for data modeling based on degrees of data abstraction
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