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Q. The data model which uses the concepts such as attributes, relationships and entities is classified as
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Q. The Enterprise tier of the three-tiered database architecture includes:
Q. The type of legacy data model in which related records are represented by each hierarchy in the tree structure is classified as
Q. Which of the following is a Data Model?
Q. Using OQL, you may do which of the following?
Q. For a three-schema architecture, there is strict partition between external, internal and conceptual level and the language used in this structure is
Q. An object can have which of the following multiplicities?
Q. Which is not a relevant feature of CASE tools?
Q. The keyword "inverse" is used in which of the following?
Q. In the architecture of a database system external level is the
Q. Ability to modify schema of database in one level without affecting the schema definition in higher level is called as __________.
Q. There are _________ levels of data abstraction.
Q. The use of packaged data models can offer which of the following benefits?
Q. Part of entire database is shown by ________ level of abstraction.
Q. CASE tools do not include which of the following features?
Q. Logical design of database is called
Q. If you want your database to include methods, you should use a _____ database.
Q. In a Hierarchical model records are organized as
Q. An extent is which of the following?
Q. In Three-Schema Architecture, the schema which gives details about data types, constraints and entities 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
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