Introduction to Database System The highest level in the hierarchy of data organization is called data bank data file data record database data bank data file data record database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary is a special file that contains All of these the names of all fields in all files None of these the widths of all fields in all files the data types of all fields in all files All of these the names of all fields in all files None of these the widths of all fields in all files the data types of all fields in all files ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The model for a _____ resembles the hierarchical model in many respects. Hierarchical database Relational database Distributed database Network database None of these Hierarchical database Relational database Distributed database Network database None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A good query system both (a) and (b) can be accessed only by data processing professionals can accept English language commands allows non-programmers to access information stored in a database None of these both (a) and (b) can be accessed only by data processing professionals can accept English language commands allows non-programmers to access information stored in a database None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The DBMS acts as an interface between what two components of an enterprise-class database system? Data and the database Database application and SQL Database application and the database The user and the database application Data and the database Database application and SQL Database application and the database The user and the database application ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following indicates the minimum number of entities that must be involved in a relationship? ERD Minimum cardinality Greater Entity Count (GEC) Maximum cardinality ERD Minimum cardinality Greater Entity Count (GEC) Maximum cardinality ANSWER DOWNLOAD EXAMIANS APP
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