Introduction to Database System A computer file can be best described as an orderly collection of data items a general collection of data items a single data item a random collection of data items None of these an orderly collection of data items a general collection of data items a single data item a random collection of data items None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A report form None of these All of these is used during report generation to format data both (a) and (b) appears on the computer monitor during data entry None of these All of these is used during report generation to format data both (a) and (b) appears on the computer monitor during data entry 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. Update Delete Index Sort key Update Delete Index Sort key ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain? Data field Characters None of the listed here Bits Data field Characters None of the listed here Bits ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Keys made up of two or more attributes are called composite keys. True False True False 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? printer high speed, large-capacity disk high-resolution video display plotter printer high speed, large-capacity disk high-resolution video display plotter ANSWER DOWNLOAD EXAMIANS APP
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