An attribute whose value is unique across all occurrences of a relation. 

Which of the following CASE tools generate reports that help you identify possible inconsistencies, redundancies and omissions in diagrams, forms and reports

In java, communication between objects is done by:

What is the purpose of Address Resolution Protocol (ARP

Which phase of the SDLC involves converting to the new system

A coding scheme recognized by system software for representing organizational data best defines a ……….