（460）Given two different character sets(A and B),which of the following must be true for A to be considered a strict superset of B?(Choose all that apply.)

A. A must contain all of the characters defined in B.

B. A must be Unicode.

C. The encoded values in A must match the encoded values in B for all characters defined in B.

D. A must be a multibyte character set.

E. The encoded values in A must match the encoded values in B for all numeric and alphabetic characters in B.

答案：（A、C）

解析：

(记住这2点)

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Oracle 11G OCP 1Z0-053 460

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