Introduction to Database System The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain? None of the listed here Bits Characters Data field None of the listed here Bits Characters Data field ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a database, data is stored in spreadsheets which have rows and columns. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What name is given to the collection of facts, items of information or data which are related in some way? Information provider Directory information Information tree Database Information provider Directory information Information tree Database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier? ID-dependent entity Weak entity Strong entity ID- independent entity ID-dependent entity Weak entity Strong entity ID- independent entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following is a single-entity instance of one type of related to a single-entity instance of another type? Many-to-Many Relationship Composite Relationship One-to-Many Relationship One-to-One Relationship Many-to-Many Relationship Composite Relationship One-to-Many Relationship One-to-One Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System After you _____ a record, many data management the environments require you to issue a command to save the changes you made. Sort key Index Update Delete Sort key Index Update Delete ANSWER DOWNLOAD EXAMIANS APP
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