Introduction to Database System Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time? query language None of these transaction log report writer data manipulation language query language None of these transaction log report writer data manipulation language ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Structured Query Language (SQL) is an internationally recognized standard language that is understood by all commercial database management system products. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The logical data structure with a one-to-many relationship is a network tree relational chain network tree relational chain ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be a compound key consisting of the first name and the last name None of these All of these the last name the pin code a compound key consisting of the first name and the last name None of these All of these the last name the pin code ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An entity class is a collection of entities and is described by the structure of the entities in that class. False True False True 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
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