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Questions and Answers
Which of the following best describes a data structure?
Which of the following best describes a data structure?
- A format for efficient data access (correct)
- A collection of data values
- An abstract data type
- A physical form of a data type
What is the relationship between data structures and abstract data types (ADTs)?
What is the relationship between data structures and abstract data types (ADTs)?
- Data structures are a subset of ADTs
- Data structures implement the physical form of ADTs (correct)
- Data structures and ADTs are unrelated
- Data structures define the logical form of ADTs
Which data structure is commonly used in relational databases for data retrieval?
Which data structure is commonly used in relational databases for data retrieval?
- Hash tables
- Linked lists
- B-tree indexes (correct)
- Stacks
What are data structures used for?
What are data structures used for?
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Which statement is true about different types of data structures?
Which statement is true about different types of data structures?
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