Introduction to Database System What is the language used by most of the DBMSs for helping their users to access data? Query language 4GL High level language SQL Query language 4GL High level language SQL 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
Introduction to Database System A ternary relationship is so called because in contains two entities and one association between them. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A scheme describes All of these records and files None of these data elements record relationships All of these records and files None of these data elements record relationships ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Properties that describe the characteristics of entities are called: attributes. entities. identifiers. relationships. attributes. entities. identifiers. relationships. 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. Index Sort key Delete Update Index Sort key Delete Update ANSWER DOWNLOAD EXAMIANS APP
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