Introduction to Database System Given the functional dependency R → (S,T) , then it is also true that R → S. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An indexing operation sorts file using two keys sorts a file using a single key None of the listed here establishes an index for a file sorts file using two keys sorts a file using a single key None of the listed here establishes an index for a file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity represents an actual occurrence of an associated generalized entity? Subtype entity Supertype entity Archetype entity Instance entity Subtype entity Supertype entity Archetype entity Instance entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A logical schema is the entire database is a standard way of organizing information into accessible parts describes how data is actually stored on disk All of these None of these is the entire database is a standard way of organizing information into accessible parts describes how data is actually stored on disk All of these None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What software packages are commonly used for businesses that have to track extensive lists of clients and inventory? Single function application packages Data management packages None of these Special purpose packages Custom made programs Single function application packages Data management packages None of these Special purpose packages Custom made programs ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A report form All of these appears on the computer monitor during data entry is used during report generation to format data None of these both (a) and (b) All of these appears on the computer monitor during data entry is used during report generation to format data None of these both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
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