Introduction to Database System In a 1:N relationship, the parent is the entity on the one side of the relationship and the child is the entity on the N side of the relationship. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Given the functional dependency R → (S,T) , then it is also true that R → S. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following refers to something that can be identified in the user's work environment, something that the users want to track? Relationship Attribute Entity Identifier Relationship Attribute Entity Identifier ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If a piece of data is stored in two places in the database, then storage space is wasted None of these changing the data is one spot will cause data inconsistency it can be more easily accessed both (a) and (b) storage space is wasted None of these changing the data is one spot will cause data inconsistency it can be more easily accessed both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What is the language used by most of the DBMSs for helping their users to access data? SQL High level language Query language 4GL SQL High level language Query language 4GL ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A computer file contains several records. What does each record contain? Database Bytes Words Fields Database Bytes Words Fields ANSWER DOWNLOAD EXAMIANS APP
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