请阅读下面程序 public class OperatorsAndExpressions { void residual() { int i=100, j=30; float m=563.5f, n=4.0f; System.out.println(i%j); System.out.println(m%n); } public static void main(String args[]) { OperatorsAndExpressions perAndExp=new OperatorsAndExpressions(); //取模运算符在整数和浮点数中的应用 OperAndExp.residual; } } 程序运行结果是

A．10 3.5

B．20 2.5

C．10 4.5

D．20 3.5

[单选题]阅读下面程序 public class OperatorsAndExpressions { void equalsMethodl(){ String s1=new String("how are you"); String s2=new String("how are you"); System.out.println(s1==s2); } public static void main(String args[]){ OperatorsAndExpressions perAndExp=

[单选题]阅读下面程序： public class OperatorsAndExpressions { void residual { int i=100,j=30； float m=563.5f,n=4.0f； System.out.println(i%j)； System.out.println(m%n)： } public static void main(String args[]) { OperatorsAndExpressions perAndExp=new OperatorsAndExpre

[试题]阅读下列程序段public class OperatorsAndExpressions {String conditionalExpression(int score) {String result;//如果score超过60分, 则结果是passed, 否则是doesn't passresult=-(score＞=60)?"passed":"doesn't pass";System.out.println(result);retum result;}public static voi

[单选题]请阅读下面程序 public class ThreadTest { public static void main(String args[]) throws Exception{ int i=0; Hello t=new Hello(); while(true) { System.out.println("Good Moming"+i++); if (i==2 && t.isAlive()) { System. out.println("Main waiting for

[单选题]请阅读下面程序 public class ThreadTest { public static void main(String args[]) throws Exception{ int i=0; Hello t=new Hello(); while(true) { System.out.println("Good Moming"+i++); if (i==2 && t.isAlive()) { System. out.println("Main waiting for

[单选题]请阅读下面程序 public class ThreadTest{ public static void main(String args[]) ( Thread t1=new Thread(new Hello()); Thread t2=new Thread(new Hello()); t1.start(); t2.start(); } } class Hello implements Runnable { int i; public void run() { while(true) { Sys

[主观题]请阅读下面程序public class Test {public static void main (String[] args) {int i，j;for (i=1；i＜5；i++) {for (j=1；j＜＝i;j++)system.out.print (i+"X"+j+"="+i*j+" ")；System.out.println()；}}}程序执行完后，i循环和j循环执行的次数分别是[ ]。

[单选题]请阅读下面程序 public class ThreadTest{ public static void main(String args[]) ( Thread t1=new Thread(new Hello()); Thread t2=new Thread(new Hello()); t1.start(); t2.start(); } } class Hello implements Runnable { int i; public void run() { while(true) { Sys

[单选题]请阅读下面程序 public class ExampleStringBuffer{ public static void main(String []args){ StringBuffer sb=new StringBuffer("test"); System.out.println("buffer="+sB) ; System.out.println("length="+sb.length());} } 程序运行结果中在"length="后输出的值A．10B．4C．20D．30

[单选题]请阅读下面程序 public class ExampleStringBuffer{ public static void main(String []args){ StringBuffer sb=new StringBuffer("test"); System.out.println("buffer="+sB) ; System.out.println("length="+sb.length());} } 程序运行结果中在"length="后输出的值A．10B．4C．20D．30