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 A data dictionary is a special file that contains All of these the data types of all fields in all files None of these the names of all fields in all files the widths of all fields in all files All of these the data types of all fields in all files None of these the names of all fields in all files the widths of all fields in all files ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A list in alphabetical order None of these is in ascending order both (b) and (c) is the result of a sort operation is in descending order None of these is in ascending order both (b) and (c) is the result of a sort operation is in descending order ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a type of DBMS software? query language All of these database manipulation language utilities report writer query language All of these database manipulation language utilities report writer ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a relational database? Reflex FoxPro 4th Dimension dBASE IV Reflex FoxPro 4th Dimension dBASE IV ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction? COMMIT PACK SAVE ZIP COMMIT PACK SAVE ZIP ANSWER DOWNLOAD EXAMIANS APP