【2020年8月】Oracle OCP 071考试新题(-10题)CUUG内部题库

时间：2020-09-21 来源：

【2020年8月】Oracle OCP 071考试新题(-10题)CUUG内部题库

Choose two.

Examine the description of the PRODUCTS table which contains data:

Name                   Null?                Type

----------------------------------------------------------------------------

PROD_ID              NOT NULL       NUMBER (2)

PROD_NAME                                VARCHAR2 (20)

EXPIRY_DATE        NOT NULL       DATE

Which two are true?

A) The PROD_NAME column cannot have a DEFAULT clause added to it.

B) The EXPIRY_DATE column data type can be changed to TIMESTAMP.

C) The PROD_ID column can be renamed.

D) The PROD_ID column data type can be changed to VARCHAR2 (2).

E) The EXPIRY_DATE column cannot be dropped.

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