INF2611 Oct/Nov 2017 exam paper — questions

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The paper, as written

Every question, by topic

  1. Question 1.1(a) · Widgets and menus · 2 marks

    With reference to the relevant widget name and class name, explain how LCD-like digits are displayed in a Python application.Show the full question

  2. Question 1.1(b) · Widgets and menus · 1 mark

    Which method returns the numerical value currently displayed by the LCD-like widget referred to in question 1.1(a)?Show the full question

  3. Question 1.1(c) · Widgets and menus · 2 marks

    Explain the purpose of the setMode() method when displaying LCD digits, and provide an example of its use.Show the full question

  4. Question 1.2(a) · Widgets and menus · 3 marks

    Explain the use of timers in Python and describe how a timer is applied in an application.Show the full question

  5. Question 1.2(b) · Widgets and menus · 4 marks

    List and explain two methods that control the timeout() signal.Show the full question

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