题目内容

6.请看下面的程序段：public class class1{public static void main(String a[]) {int x [] = new int[8];System .out .println(x [1]);}}当编译和执行这段代码时会出现：

A. 有一个编译错误为“possible reference before assignment”
B. 有一个编译错误为“illegal array declaration syntax”
C. 有异常出现为“Null Pointer Exception”
D. 正确执行并且输出0

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5.下面哪个选项正确地声明了一个字符串数组：

A. char str[]
B. char str[][]
C. String str[]
D. String str[10]

同一个数组中可以存放多个不同类型的数据。（）

A. 对
B. 错

Too Much of a Good Thing – A Real AddictionThe internet is a double-edged sword. It’s hard to deny the 1) ___ changes it adds to people’s lives as it makes life easier. Like any technology, though, it has negative aspects, such as Internet 2) _. College students are 3) _ severely without the discipline and structure of home. What causes Internet addiction is the 4) _ of endorphins, which sustains virtual rewards from the brain.These rewards are simple 5) _, doing nothing but keeping students so 6) _ that it hurts their studies, or spoils their lives. What’s the best defense against Internet addiction is 7) _. Use the wonders of connectivity to enrich your studies, stay connected with distant and real-life friends and explore 8) _ new worlds. The Internet is a powerful tool, but make sure that you use it 9) _ for all the good value it offers and that you won’t let too 10) ___ of a good thing become something bad.

甲企业为增值税小规模纳税人,本月采购原材料2060千克,每千克50元(含增值税),运输途中的合理损耗为60千克,入库前的挑选整理费为500元,企业该批原材料的入账价值为()元。

A. 100500
B. 103500
C. 103000
D. 106500