Introduction to Database System The language used in application programs to request data from the DBMS is referred to as the query language DDL DML All of the listed here query language DDL DML All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relational schema, each tuple is divided into fields called Domains Relations Queries All of the listed here Domains Relations Queries All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following hardware components is the most important to the operation of a database management system? high speed, large-capacity disk high-resolution video display printer plotter high speed, large-capacity disk high-resolution video display printer plotter ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Embedded pointer provide a physical record key All of these an inverted index a secondary access path None of these a physical record key All of these an inverted index a secondary access path None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Every time attribute A appears, it is matched with the same value of attribute B, but not the same value of attribute C. Therefore, it is true that: (B,C) → A → A → A → (B,C). (B,C) → A → A → A → (B,C). ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System With respect to data input, the most accurate description of batch control is dividing documents to be entered into batches comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system All of these controlling the input of each input clerk None of these dividing documents to be entered into batches comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system All of these controlling the input of each input clerk None of these ANSWER DOWNLOAD EXAMIANS APP
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