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• 1.有五種氣體甲、乙、丙、丁、戊，製取方式如表，試回答下列問題。氣體 製取方式甲 碳酸鈣加熱乙 鐵置入鹽酸中丙 銅與濃硝酸反應丁 水泥塊放入鹽酸中戊 但與氫在高溫、高壓下以鐵粉化而得【題組】(1)上述
• 72.Given: 1. package geometry； 2. public class Hypotenuse { 3. public InnerTriangle it = new InnerTr
• 73.Given: 10. interface Data { public void load()； } 11. abstract class Info { public abstract void
• 74.Which two classes correctly implement both the java.lang.Runnable and the java.lang.Cloneable int
• 75.Given: 11. public interface A{ public void m1()； } 13. class B implements A{ } 14. class C implem
• 76.Given: 1. class TestA{ 2. public void start(){System.out.println("TestA")；} 3. } 4. pub
• 77.Given: 11. public static void main(String[] args) {  12. Object obj = new int{1, 2, 3}； 13. int[]
• 79.Given classes defined in two different files: 1. package packageA；2. public class Message{ 3. Str
• 80.Given: 3. interface Fish{} 4. class Perch implements Fish{} 5. class Walleye extends Perch{} 6. c
• 81.Given: 1. interface DoStuff2{ 2. float getRange(int low, int high)；}  3. 4. interface DoMore { 5.
• 82.Given: 11. public interface A111{ 12. String s = "yo"； 13. public void method1()；14. } 
• 84.Given: 11. class Alpha{ 12. public void foo(){System.out.print("Afoo ")；} 13. } 14. pub
• 85.Given: 11. class Animal{public String noise(){return "peep"；}} 12. class Dog extends An
• 87.A team of programmers is involved in reviewing a proposed design for a new utility class, After s
• 89.Given: 1. public class Car{ 2. private int wheelCount； 3. private String vin； 4. public Car(Strin
• 90.Given: 11. interface DeclareStuff{ 12. public static final int EASY = 3； 13. void doStuff(int t)；
• 92.Given a correctly compiled class whose source code is: 1. package com.sun.sjcp； 2. public class C
• 93.Given: 10. class Nav{ 11. public enum Direction { NORTH, SOUTH, EAST, WEST } 12. } 13. public cla
• 94.Given: 11. public class Rainbow { 12. public enum MyColor { 13. RED(0xff0000), GREEN(0x00ff00), B
• 95.Given: 1. interface TestA{String toString()；} 2. public class Test{ 3. public static void main(St
• 97.Which statement is true?(A) A class's finalize() method CANNOT be invoked explicitly.(B) sup
• 98.Given: 15. public class Yippee{ 16. public static void main(String[] args){ 17. for(int x = 1； x
• 99.Given: 3. interface Animal{void makeNoise()；} 4. class Horse implements Animal{ 5. Long weight =
• 100.Given: 10. public class SuperCalc{ 11. protected static int multiply(int a, int b){return a * b；
• 【題組】30. 根據圖七課稅前後的經濟分析，哪位同學的說法最有道理？ (A) 小夫：糖稅價格愈高，社會福利愈多(B) 大雄：課徵最適當的糖稅價格是P2-P1 (C) 胖虎：課徵糖稅後的社會福利為△ME