Introduction to Database System A data dictionary is a special file that contains None of these All of these the data types of all fields in all files the widths of all fields in all files the names of all fields in all files None of these All of these the data types of all fields in all files the widths of all fields in all files the names of all fields in all files ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following hardware components is the most important to the operation of a database management system? plotter high speed, large-capacity disk high-resolution video display printer plotter high speed, large-capacity disk high-resolution video display printer ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database is called "self-describing" because it contains a description of itself. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entities of a given type are grouped into a(n): entity class. database. ER attribute. entity class. database. ER attribute. 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 Which of the following is not characteristic of a relational database model? records tables complex logical relationships treelike structure records tables complex logical relationships treelike structure ANSWER DOWNLOAD EXAMIANS APP