Examlex
The external schema contains a subset of the conceptual schema relevant to a particular group of users.
Avoid the Risk
A risk management strategy involving actions to prevent exposure to a risk, often by choosing not to engage in an activity.
High Rate of Failure
A situation where there is a significant percentage of attempts or endeavors that do not succeed, often used in the context of startups or new projects.
Q13: The benefits of a standardized relational language
Q21: The disjoint rule specifies that if an
Q22: A well-structured database establishes the entities between
Q35: In packaged data models,strong entities always have
Q49: A repository contains _ of data whereas
Q66: As an exhibitionist,Eric's sexual arousal usually _.<br>A)
Q87: An understanding of how to merge relation
Q88: A primary key is an attribute that
Q89: In the following diagram,which is true?<br><img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4120/.jpg"
Q95: _ is a component of the relational