Introduction to Database System The degree of a relationship refers to the number of entity classes in the relationship. 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). (B,C) → A → A → A → (B,C). (B,C) → A → A → ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The XML family of standards is very important in database processing today. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A good query system both (a) and (b) None of these allows non-programmers to access information stored in a database can accept English language commands can be accessed only by data processing professionals both (a) and (b) None of these allows non-programmers to access information stored in a database can accept English language commands can be accessed only by data processing professionals ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a group of one or more attributes that uniquely identifies a row? Determinant Relation Key Tuple Determinant Relation Key Tuple ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a large DBMS all of the listed here each user can "see" only a small part of the entire database each user can access every sub¬schema each subschema contains every field in the logical schema all of the listed here each user can "see" only a small part of the entire database each user can access every sub¬schema each subschema contains every field in the logical schema ANSWER DOWNLOAD EXAMIANS APP
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