1Select the data type that can only be classified as a number.
$1,253.1213:3083.15211/10/11RATIONALEThe appropriate type for "83.152" is number. The appropriate type for "$1,253.13" is currency. The appropriate type for both "13:30" and "11/10/11" is date/time.
CONCEPTDesigning a Database2Cristina is adding sound files to her presentation. Select the set of file types that Christina can use to add this media to her presentation.
RATIONALECristina can use .mp3 and .wav files to add audio to her presentation, because these are audio file extensions..csv and .jpeg files will not work, because they are database and image files, respectively. .gif and .wmv files will not work, because they are image and video files, respectively
Although .wma is an audio file extension, an .sql file will not work because it is a database file.