DBMS - DATA MODELS MCQ

Database

Title
The view of total database content is
Architecture of the database can be viewed as
In the architecture of a database system external level is the
In a Hierarchical model records are organized as
A logical schema
Conceptual design
A subschema expresses
SET concept is used in :
The conceptual model is
Which of the following is record based logical model?
Hierarchical model is also called
A main purpose of DBMS is to provide ____________ view of data to user
____________ means to hide certain details of how data is stored and maintain
There are _________ levels of data abstraction
In data abstraction which is lowest level of abstraction ?
_______ of abstraction explains how data is actually stored and describes the Data Structure and Access methods used by database
"What data is stored ?" is described by __________ level of abstraction in DBMS
Part of entire database is shown by ________ level of abstraction
If user doesn't know anything about the complexity of database application then that user is called as _____________
Data Model is collection of conceptual tools for describing

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