Introduction to Database System A relation is in this form if it is in BCNF and has no multivalued dependencies: second normal form. domain/key normal form. third normal form. fourth normal form. second normal form. domain/key normal form. third normal form. fourth normal form. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to remove a table from the database in SQL? ERASE TABLE DROP TABLE DELETE TABLE UNATTACH TABLE ERASE TABLE DROP TABLE DELETE TABLE UNATTACH TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data encryption techniques are particularly useful for protecting data in data communication systems All of these reducing storage space requirements improving data integrity None of these protecting data in data communication systems All of these reducing storage space requirements improving data integrity None of these ANSWER DOWNLOAD EXAMIANS APP
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 An identifier determines the type of relationship that an entity has. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The master list of an indexed file None of these contains only a list of keys and record numbers has a number assigned to each record is sorted in ascending order both (b) and (c) None of these contains only a list of keys and record numbers has a number assigned to each record is sorted in ascending order both (b) and (c) ANSWER DOWNLOAD EXAMIANS APP
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