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Features of Big Data and Structured Data Technology Quiz

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Features of Big Data and Structured Data Technology Quiz

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Questions and Answers

What is the primary goal of data integration?

To reduce the cost of data management

To provide users with consistent access and delivery of data across a spectrum of subjects and data structure types (correct)

To automate the data integration process using middleware

To combine data from a single source into a coherent data store

Which data integration approach requires the least amount of technical knowledge and maintenance?

Manual data integration

Common data storage (data warehouse)

Uniform data access (correct)

Application-based integration

Which data integration approach has the disadvantage of "Middleware needs to be deployed and maintained"?

Middleware data integration (correct)

Uniform data access

Application-based integration

Manual data integration

What is the main advantage of common data storage (data warehouse) over uniform data access?

Increased data version management control Signup and view all the answers

Which data integration approach has the disadvantage of "Time consuming" and "Data must be handled at each stage"?

Manual data integration Signup and view all the answers

Which data integration approach has the advantage of being "Conducted automatically and the same way each time"?

Middleware data integration Signup and view all the answers

Which of the following is NOT a feature of big data?

Rigidity Signup and view all the answers

Which of the following statements about structured data is INCORRECT?

It is more flexible than unstructured data. Signup and view all the answers

What is a characteristic of unstructured data?

It is not organised according to a present data model or scheme. Signup and view all the answers

What percentage of data generated and collected by organisations is unstructured?

80-90% Signup and view all the answers

What is a characteristic of semi-structured data?

It is easier to parse and analyse than unstructured data. Signup and view all the answers

Which of the following is a method used for analysing unstructured data?

Natural language processing Signup and view all the answers