Introduction to Database System The functional dependency R → S means that the value of S can be determined when we are given a value of R. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When using a database management system, the first thing that you must do is to create a database file keep a floppy disk in readiness activate file editor load the software into your micro¬computer create a database file keep a floppy disk in readiness activate file editor load the software into your micro¬computer ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute that names or identifies entity instances is a(n): entity. identifier. attribute. relationship. entity. identifier. attribute. relationship. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the rows are sometimes called "fields". False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not true of the traditional approach to information processing? It is inflexible It is file-oriented All of these There is common sharing of data among the various applications Programs are dependent on the files It is inflexible It is file-oriented All of these There is common sharing of data among the various applications Programs are dependent on the files ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System To have a file hold a list, it is necessary to identify the records in the list decide which fields will be used as sort or index keys identify the name, width and type of the fields of each record. All of the listed here identify the records in the list decide which fields will be used as sort or index keys identify the name, width and type of the fields of each record. All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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