判断题 A database is a collection of data that is logically, but not necessarily physically, coherent. ( ) 对 ( ) 错
对
举一反三
- A ( ) is a collection of related, logically coherent, data used by the application programs in an organization.() A: database B: data C: program D: application
- The properties of a database indlude ( ). A: It is an integrated collection of logically related records. B: It consolidates separate files into a common pool of data records. C: Data stored in a database is independent of the application programs using it. D: Databases are more complex they are often developed using formal design and modeling techniques.
- Which of the four methods of data collection is involved when a person retrieves data from an online database?
- A contains a collection of interrelated data, a set of programs to access the data and an environment that is both convenient and efficient to use. A: DBMS B: Database C: Database application D: Data Schema
- （ ）is a collection of data sets， which is so large and complex that it becomes difficult to process using on-hand database management tools or traditional data processing applications.
内容
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The main functions of the database management system are () A: database maintenance B: data calculation C: data manipulation D: data definition
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The types of data collection are:
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(判断题,2.0分)“DT”是“DATA”的子串。A. 对B. 错
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You should organize the data and present the results neatly, logically and orderly.
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The core of the database system is（）. A: Data model B: Database administrator C: Database D: Database management system