11. public class Commander { 12. public static void main(String[] args) { 13. String myProp = /* insert code here */ 14. System.out.println(myProp); 15. } 16. } and the command line: java -Dprop.custom=gobstopper Commander Which two, placed on line 13, will produce the output gobstopper?() [" System.load(”prop.custom”);"," System.getenv(”prop.custom”);"," System.property(”prop.custom”);"," System.getProperty(”prop.custom”);"," System.getProperties().getProperty(”prop.custom”);"]
投资者只需支付房款10%左右,待到建成一半时,再支付10%,当房屋完全建成交付使用时,再交纳余下的房款。这种投资是() ["房地产证券","以房换房","买卖楼花","直接购房"]
在DDZ-Ⅲ型仪表中,为什么现场与控制室之间采用4~20MA直流电流信号,而控制室内部采用1~5V直流电压信号?
简述二十世纪六十年代出现的“真实电影”与“直接电影”创作观点的区别和联系。
插入表格的快捷键是() ["Ctrl+Alt+T","Ctrl+Shift+T","Ctrl+Shift+F","Ctrl+Shlft+M"]
说明比例调节器中比例度大于1和比例度小于1时被调量变化和调节阀开度之间的关系及比例作用的强弱?