In the PROMOTIONs table, the PROMO BEGIN DATE column is of data type DATE and the
Default date format is DD-MON-RR
Which two statements are true about expressions using PROMO BEGIN DATE contained in a
Uery?
A.PROMO BEGIN DATE- SYSDATE will return a number B.TO DATE(PROMO BEGIN DATE * 5) will return a date C.TO NUMBER(PROMO BEGIN DATE.- 5 will return a number D.PROMO BEGIN DATE- SYSDATE will return an error E.PROMO BEGIN DATE- 5 will return a date正确答案AE
