In E-R Diagram, weak entity is represented by__________.
In E-R Diagram, attribute is represented by_________.
In database, a field is a_________
A ________ means that one record in a particular record type is related to only one record of another record type.
Which of the following is the process of transferring data between data storage systems, data formats or computer systems?
A ________ contains the smallest unit of meaningful data, so you might call it the basic building block for a data file.
A collection of conceptual tools for describing data, relationships, semantics and constraints is referred to as _________________.
The ________ model remains operative until the software is retired.
Which of the following is the query language?
Which of the following describes a relational database?