A.0
B.1
C.2
D.编译错误
[单选题]下面程序执行后,屏幕上显示的应是( )。 public class Test{ public static void main(String[ ] args) { char ch1[]={'B','e','i','j','i','n','g'}; char ch2[]={'B','e','i','j','i','n','g','2','0','0','8'}; String s1 = new String(ch1); Str
[单选题]下面程序执行后,输出的值应是______。 public classs Test10 { public static void main(String[] args) { float a=5, b=4, c=3; if ( --a==b ) c=--a/c; System.out.println(c); } }A.1.33B.1C.0D.1.67
[单选题]下列程序执行后,j的值是( )。 public class Test { public static void main(String args[]) { int j=1; for(int i=7; i>0; i-=2) j*=2; System.out.println(j); } }A.15B.1C.32D.16
[单选题]下列程序执行后,j的值是( )。 public class Test { public static void main(String args[]) { int j=1; for(int i=7;i>0;i-=2) j*=2; System.out.println(j); } }A.15B.1C.32D.16
[单选题]执行下面程序后输出的正确结果是public class Test{ public static void main(String args[]){ System.out.print(100%3); System.out.print(","); System.out.print(100%3.0); }}A.1,1B.1,1.0C.1.0,1D.1.0,1.0
[单选题]执行下面程序后输出的正确结果是 public class Test{ public stoic void main (String args[]){ byte x=3, y=4; long r=80L; System.out.print(r/y); System.out.print(","); System.out.print(x/y); } }A.20.0, 1B.20.0, 1.0C.20,0D.20, 1.0
[单选题]执行下面程序后输出的正确结果是 public class Test{ public static void main(String args[]){ System.out.print(100%3); System.out.print(","); System.out.print(100%3.0); } }A.1,1B.1,1.0C.1.0,1D.1.0,1.0
[单选题]执行下面程序后输出的正确结果是 public class Test{ public static void main(String args[]){ byte x=3,y=4; long r=80L; System.out.print(r/y); System.out.print(","); System.out.print(x/y); } }A.20.0,1B.20.0,1.0C.20,0D.20,1.0
[单选题]在执行下面这段Java程序时: public class Test { public static void main (String[] args) { String s1=args[0]; String s2=args[1]; String s3=args[2]; } }若编译程序后键入命令: java Test one two three,那么变量s1所引用的字符串为( )。A.nullB.testC.oneD.java
[单选题]下面的程序执行后,屏幕上应显示______。 public class Test{ public static void main(String[ ]args){ char char1[ ]={'t','e','s','t'}; char char2[ ]={'t','e','s','t','1'}; String s1=new String(char1); String s2=new String(char2,0,4); System.out.println