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Q. The relational model uses some unfamiliar terminology. A tuple is equivalent to a:
Discover Related MCQs
Q. A top-to-bottom relationship among the items in a database is established by a
Q. In a _____ a parent record type can be linked to one or more "child" record types, but a child record type can have only one parent.
Q. Which of the following is true of a network structure?
Q. Internal auditors should review data system design before they are
Q. If you want your database to include methods, you should use a _____ database.
Q. The model for a _____ resembles the hierarchical model in many respects.
Q. The model for a record management system might be
Q. A data dictionary is a special file that contains
Q. A data dictionary doesn't provide information about:
Q. In order to use a record management system
Q. Goals for the design of the logical schema include
Q. Subschema can be used to
Q. The process of reading a database schema and producing a data model from that schema is known as:
Q. The data model that is produced from reverse engineering is:
Q. A tool that can help designers understand the dependencies of database structures is a:
Q. In the three-tier architecture, the intermediate layer between database and client servers is classified as
Q. The form of data model in which the concepts provided are useful for end users and are also close to the way it is stored in computer system is called
Q. The architecture of database in which the characteristics such as program insulations, multiple user support and the use of catalogs are achieved is classified as
Q. The form of data model which focuses the concepts in the same way as the data stored in computer system is classified as
Q. The type of legacy data model in which data is represented as record types and limited one to many relationships is called
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