阅读下列程序  LOGICAL L1，L2，L3，L4，L5  DATA L1，L2，L3/3*.TRUE./  L4=.NOT.L1.AND..NOT.L2.AND.L3  L5=.NOT.L1.OR..NOT.L2.OR.L3  WRITE（*，*）L4，L5  END  程序运行结果是（）

万方数据库使用布尔逻辑算符anD./or/not.其中A.anD.B表示（）。

1869年，美国¬¬¬¬¬（）广告公司在费城创立，标志现代广告公司的出现。

（） is not properly set thus causing either advanced or retarded firing.

In deciding to detain a ship or not, the PSCO would better not（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

Do you like your hometown? Why or why not?

When the author wrote “KEXP did not release numbers” in Paragraph 4, he or she most probably meant that KEXP did not.

Visual Foxpro表达式：NOT（5>3）OR”A”>”C”ANDT.的值为（）。

If you do not know the subject, you will not understand what is said or written, even if English is your mother （） what is said or written.

●设AND、OR和NOT分别表示按位与、按位或和按位求反运算，且X=10011011，Y=01111010，Z=11101000，则(NOT(X) AND Y)= (9) ， (Y OR NOT(Z))= (10) 。10011011011110101110100001100000(10)

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。