26.choose two
Examine the structure of the PRODUCTS table.
Which two statements are true?
A) EXPIRY_DATE always stores date and time in character format
B) PRICE can store a maximum of eight digits and two decimals.
C) PRODUCT_PIC can store only videos.
D) PRODUCT_NAME always stores the exact number of characters including spaces entered for each row.
E) PRODUCT_TYPE always stores two bytes for rows that have no data entered in this column.
Answer:BD
原文地址:http://blog.51cto.com/13854012/2352776
时间: 2024-10-09 13:11:06