Introduction to Database System Queries to a database All of these are written in English both (a) and (b) can use aggregate functions like SUM and COUNT None of these All of these are written in English both (a) and (b) can use aggregate functions like SUM and COUNT None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products was the first to implement true relational algebra in a PC DBMS? R:base IDMS Oracle dBase-II R:base IDMS Oracle dBase-II ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type can be related to many records in another record type and vice-versa. None of these Many-to-one relationship Many-to-many relationship One-to-many relationship One-to-one relationship None of these Many-to-one relationship Many-to-many relationship One-to-many relationship One-to-one relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Large collections of files are called file system databases fields records None of these file system databases fields records None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An indexing operation establishes an index for a file sorts a file using a single key sorts file using two keys None of the listed here establishes an index for a file sorts a file using a single key sorts file using two keys None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time? data manipulation language report writer transaction log None of these query language data manipulation language report writer transaction log None of these query language ANSWER DOWNLOAD EXAMIANS APP
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