Choose the best answer.ide
Examine this query:函數
SELECT TRUNC (ROUND(156.00,-2),-1) FROM DUAL;this
What is the result?it
A) 16class
B) 160di
C) 150view
D) 200vi
E) 100query
Answer:Dco
(解析:關鍵就是 round 函數,0 是小數點左邊第一位,以此類推。)