____ model is similar to Hierarchical model but it allows a record to have more than one parent
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______ is a way of combining two relations
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A table is known as
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_____is security from unauthorized users
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Model represents data as relations or tables
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_____ provides us with an interface or a tool, to perform various operations to create a database, storing of data and for updating data, etc.
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____ defines a relation consisting of a set of all tuple
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A row is called a
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be a soft ware or hardware based, with one sole purpose of storing data.
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______ is processed data, organized and formatted.
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Which of the following is an advantage of DBMS?
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A data may contain
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_____ is a repository collection of related data organized in a way that data can be easily accessed, managed and updated.
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____ the result of A – B, is a relation which includes all tuples that are in A but not in B.
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Which of the following is not an RDBMS?
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A ____ is an organized collection of data, generally stored and accessed electronically from a computer system.
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Relational Algebra, was first created by____ while at IBM.
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Which of the following is an example of Object Model?
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Which of the following is an RDBMS?
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DBMS also provides protection and security to the database
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____ are raw facts stored in a computer.
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What is the acronym of GIS?
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A column is known as an
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A _____ is a soft ware that allows us to create, define and manipulate database,allowing users to store, process and analyze data easily.
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What is the acronym of DBMS?
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Which database model represents parent-child relationship?
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____ includes all tuples that are in tables
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DBA takes care of the
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______is unprocessed data which contains any character, text, word or number has no meaning
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_____is the one who manages the complete database management system.
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_____means duplication of data in a database.
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ER model consists of
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______model stores the data in the form of objects, attributes and methods, classes and Inheritance.
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_______is a simple abstraction of complex real world data gathering environment.
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______ means that data values are the same at all instances of a database
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