Q. Which of the following is a single valued attribute

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Q. In a relation between the entities the type and condition of the relation should be specified . That is called as______attribute.

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Q. _____________ express the number of entities to which another entity can be associated via a relationship set.

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Q. ______ is a special type of integrity constraint that relates two relations & maintains consistency across the relations.

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Q. ____________ is preferred method for enforcing data integrity

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Q. Which of the following gives a logical structure of the database graphically ?

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Q. The entity relationship set is represented in E-R diagram as

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Q. The Rectangles divided into two parts represents

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Q. Consider a directed line(->) from the relationship set advisor to both entity sets instructor and student. This indicates _________ cardinality

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Q. We indicate roles in E-R diagrams by labeling the lines that connect ___________ to __________

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Q. An entity set that does not have sufficient attributes to form a primary key is termed a __________

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Q. For a weak entity set to be meaningful, it must be associated with another entity set, called the

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