Introduction to Database System Queries to a database All of these can use aggregate functions like SUM and COUNT are written in English both (a) and (b) None of these All of these can use aggregate functions like SUM and COUNT are written in English both (a) and (b) None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A logical schema describes how data is actually stored on disk is a standard way of organizing information into accessible parts None of these is the entire database All of these describes how data is actually stored on disk is a standard way of organizing information into accessible parts None of these is the entire database All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System It is more accurate to define a _____ as a variety of different record types that are treated as a single unit Database Record Table Flat File None of these Database Record Table Flat File None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data encryption techniques are particularly useful for reducing storage space requirements protecting data in data communication systems improving data integrity None of these All of these reducing storage space requirements protecting data in data communication systems improving data integrity None of these All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary doesn't provide information about: It is conceptually simple It allows a many-to-many relationship the size of the disk storage device It will be the dominant data base of the future where data is located It is conceptually simple It allows a many-to-many relationship the size of the disk storage device It will be the dominant data base of the future where data is located ANSWER DOWNLOAD EXAMIANS APP
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