オブジェクト指向言語・期末テスト解答用紙（2022 年 07 月 28 日）

1. (3 × 2)

   (ⅰ)

   (A), (B), (E), (F)

   (ⅱ)

   (C), (E)

2. (3 × 4)

   (ⅰ)	Jsoup.parse(f)
   (ⅱ)	elem.before("<hr>")
   (ⅲ)	elem.firstElementChild().after("<li>????</li>")
   (ⅳ)	elem.empty()

3. (1, 1, 1, 3, 3, 1, 1, 1)

   (ⅰ)	button1.addActionListener(this)
   (ⅱ)	button2.addActionListener(this)
   (ⅲ)	button3.addActionListener(this)
   (ⅳ)	extends JPanel
   (ⅴ)	src = s; dst = d;
   (ⅵ)	button1.addActionListener(new ButtonListener(0, 1))
   (ⅶ)	button2.addActionListener(new ButtonListener(1, 2))
   (ⅷ)	button3.addActionListener(new ButtonListener(2, 0))

4. (4 × 2)

   (ⅰ)	48
   (ⅱ)	[11, 22, 45, 15, 5, 10]

5. (4 × 2)

   (ⅰ)

   (D)

   (ⅱ)

   (C)

6. (4, 8)

   (ⅰ)	(B), (C), (D)
   (ⅱ)	position: (10.00, 0.00), direction: 0.00
   	position: (10.00, 20.00), direction: 90.00
   	position: (20.00, 20.00), direction: 0.00
   	position: (10.00, 0.00), direction: 0.00
   	position: (10.00, 20.00), direction: 90.00
   	position: (10.00, 20.00), direction: 0.00
   	position: (10.00, 0.00), direction: 0.00
   	position: (10.00, -20.00), direction: -90.00
   	position: (20.00, -20.00), direction: 0.00

7. (4 × 3)

   (ⅰ)	thread = null
   (ⅱ)	current == thread
   (ⅲ)	repaint()

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