【多选题】甲在自行搬家的途中不慎丢失了一台按摩椅,被附近的居民乙捡回家中,因乙家失窃,该按摩椅被丙偷走,丙因使用不当导致该按摩椅损坏,并送丁处修理,丙盗窃案告破,被收监,因丙未支付修理费,丁拒绝将该按摩椅返还给甲,为此引起纠纷。下列表述正确的有:
【单选题】在Java中,Scanner类提供从控制台获取键盘输入的功能,下列语句( )能够正确实例化Scanner类的对象,用于获得键盘输入的数据
A.
Scanner input = new Scanner(System.out)
B.
Scanner input = new Scanner(System.in)
C.
Scanner input = new Scanner(System)
D.
Scanner input = new Scanner()
【简答题】下面哪些语句可以导入Scanner类A. import java.util.*; B. import java.util.Scanner; C. import java.lang.*; D. import Scanner;
【多选题】甲在自行搬家的途中不慎丢失了一台按摩椅,被附近的居民乙捡回家中,因乙家失窃.该按摩椅被丙偷走,丙因使用不当导致该按摩椅损坏,并送丁处修理,丙盗窃案告破,被收监,因丙未支付修理费,丁拒绝将该按摩椅返还给甲,为此引起纠纷。下列表述正确的有:( )
【单选题】Which of the following is a type of scanner data that is currently available?
D.
scanner panels with cable TV
【单选题】yze the following code: import javA.util.Scanner; public class Test { public static void main(String[] args) { int sum = 0; for (int i = 0; i < 100000; i++) { Scanner input=new Scanner(System.in...
A.
The program compiles and runs, but it is not efficient and unnecessary to execute the Scanner input = new Scanner(System.in); statement inside the loop. You should move the statement before the loop.
B.
The program compiles, but does not run because there is not prompting message for entering the input.
C.
The program does not compile because the Scanner input = new Scanner(System.in); statement is inside the loop.
D.
The program compiles, but does not run because the Scanner input = new Scanner(System.in); statement is inside the loop.
【单选题】关于扫频仪,下述说法错误的是:()
A.
Scanner无需安装Scanner的驱动程序
B.
计算机和Scanner通过以太网口连接方式进行物理连接,需要设置本机IP地址,系统才能识别Scanner并建立物理连接。
C.
离散扫频模式,只扫描用户所关心的频点,连续扫频模式,该模式根据设定的开始、结束频率、扫频步长等进行自动搜索频点
D.
频谱分析测量是在整个频率范围内进行RSSI频谱分析的测量,该模式主要用于建网初期进行清频和频率规划;CW测量,该模式主要用于覆盖区域的传播模型校正及覆盖验证。
【单选题】小麦、油菜种子发芽所要求的最低温度是( )