Examine this query:
SELECT TRUNC(ROUND（156.00,-2),-1) FROM DUAL;What is the result?
A.16 B.100 C.200 D.160 E.150正确答案C
Examine this query:
SELECT TRUNC(ROUND（156.00,-2),-1) FROM DUAL;What is the result?
A.16 B.100 C.200 D.160 E.150正确答案C
