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• 5.圖 3 為一並聯電路，試求電流 I 1 ， I 2 。 (A)I 1 =6A，I 2 =4A(B)I 1 =6A，I 2 =2A(C)I 1 =4A，I 2 =2A(D)I1 =2A，I 2 =
• 29.三相Y接法的電路，若相電壓之有效值為 ，則線電壓之有效值 為：(A) (B) (C) (D)
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• 208.Given: 1. import java.util.*； 2. public class Example{ 3. public static void main(String[] args)
• 209.Given:  1. import java.util.*； 2. public class TestSet{ 3. enum Example{ONE, TWO, THREE} 4. publ
• 210.Given: 11. public class Person{ 12. private String name, comment； 13. private int age； 14. publi
• 211.Given: 11. public class Key{ 12. private long id1, 13. private long id2； 14. 15. //class Key met
• 212.Given: 3. import java.util.*； 4. public class Hancock{ 5. //insert code here 6. list.add("f
• 213.Given a class whose instances, when found in a collection of objects, are sorted by using the co
• 214.Given: 12. import java.util.*；13. public class Explorer3{ 14. public static void main(String[] a
• 215.Given: 1. import java.util.*； 2. 3. public class LetterASort{ 4. public static void main(String[
• 219.Given: 1. public class Threads2 implements Runnable{ 2. 3. public void run(){ 4. System.out.prin
• 221.Given: 7. void waitForSignal(){ 8. Object obj = new Object()； 9. synchronized(Thread.currentThre
• 222.Given: 10. public class Starter extends Thread{ 11. private int x = 2； 12. public static void ma
• 223.Given: 11. class PingPong2{ 12. synchronized void hit(long n){ 13. for(int i=1; i<3; i++) 14.
• 224.Given: 1. public class Threads4{ 2. public static void main(String[] args){ 3. new Threads4.go()
• 226.Which two statements are true? (Choose two.)(A) It is possible to synchronize static methods.(B)
• 227.Given: 1. public class TestOne implements Runnable{ 2. public static void main (String[] args)th
• 229.Given: 1. public class TestFive{ 2. private int x； 3. public void foo(){ 4. int current = x； 5.
• 230.Given that t1 is a reference to a live thread, which is true?(A) The Thread.sleep() method can t