Which statements concerning the effect of the statement gfx.drawRect（5， 5， 10， 10） are true， given that gfx is a reference to a valid Graphics object？（）  

What will be written to the standard output when the fo...

单项选择题

What will be written to the standard output when the following program is run？（）  
public class Qcb90 {  
int a；  
int b；  
public void f（） {  a = 0；  
b = 0；  
int[] c = { 0 }；  
g（b， c）；  
System.out.println（a + " " + b + " " + c[0] + " "）； 
 }  
public void g（int b， int[] c） { 
 a = 1；  b = 1；  c[0] = 1；  }  
public static void main（String args[]） { 
 Qcb90 obj = new Qcb90（）；  
obj.f（）； 
 }  
}  

What will be written to the standard output when the fo...

单项选择题

What will be written to the standard output when the following program is run？（）  
public class Q8499 {  
public static void main（String args[]） { 
double d = -2.9；  
int i = （int） d； 
i *= （int） Math.ceil（d）； 
i *= （int） Math.abs（d）；  
System.out.println（i）； 
 } 
 }

Whatisthenameofthemethodthatthreadscanusetopausetheirex...

填空题What is the name of the method that threads can use to pause their execution until signalled to continue by another thread？ （） Fill in the name of the method （do not include a parameter list）.