Introduction to Database System The distinguishable parts of a record are called None of these fields files data database None of these fields files data database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Properties that describe the characteristics of entities are called: entities. identifiers. relationships. attributes. entities. identifiers. relationships. attributes. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to remove an index from the database in SQL? REMOVE INDEX ROLL BACK INDEX DELETE INDEX DROP INDEX REMOVE INDEX ROLL BACK INDEX DELETE INDEX DROP INDEX ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The different classes of relations created by the technique for preventing modification anomalies are called: None of these normal forms. referential integrity constraints. functional dependencies. None of these normal forms. referential integrity constraints. functional dependencies. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A minimum cardinality is the minimum number of entity instances that may participate in a relationship instance. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data encryption techniques are particularly useful for reducing storage space requirements improving data integrity None of these All of these protecting data in data communication systems reducing storage space requirements improving data integrity None of these All of these protecting data in data communication systems ANSWER DOWNLOAD EXAMIANS APP
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