Introduction to Database System A ternary relationship is so called because in contains two entities and one association between them. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Every time attribute A appears, it is matched with the same value of attribute B, but not the same value of attribute C. Therefore, it is true that: A → (B,C) → A → (B,C). A → A → (B,C) → A → (B,C). A → ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A command that lets you change one or more fields in a record is Insert None of these Look-up Modify All of these Insert None of these Look-up Modify All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The primary key is selected from the: candidate keys. determinants. composite keys. foreign keys. candidate keys. determinants. composite keys. foreign keys. 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? High level language SQL 4GL Query language High level language SQL 4GL Query language ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE VIEW command is used to create a trigger to recompile view to recompile a table to define a view of one or more tables or views to create a trigger to recompile view to recompile a table to define a view of one or more tables or views ANSWER DOWNLOAD EXAMIANS APP
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