01-intro.ipynb

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    "#### Before you start working on these exercises, make sure you've watched the videos, done the reading, and taken the quiz!\n",
    "\n",
    "General Resources:\n",
    "* [Main PY4E Website](https://www.py4e.com)\n",
    "* [Full Textbook PDF](http://do1.dr-chuck.com/pythonlearn/EN_us/pythonlearn.pdf)\n",
    "* [Full Youtube Playlist](https://www.youtube.com/playlist?list=PLlRFEj9H3Oj7Bp8-DfGpfAfDBiblRfl5p)\n",
    "\n",
    "Lesson 1 Resources:\n",
    "* [Lesson Page](https://www.py4e.com/lessons/intro)\n",
    "* [Video 1.1](https://www.youtube.com/watch?v=fvhNadKjE8g&list=PLlRFEj9H3Oj7Bp8-DfGpfAfDBiblRfl5p&index=1)\n",
    "* [Video 1.2](https://www.youtube.com/watch?v=VQZTZsXk8sA&list=PLlRFEj9H3Oj7Bp8-DfGpfAfDBiblRfl5p&index=2)\n",
    "* [Video 1.3](https://www.youtube.com/watch?v=LLzFNlCjTSo&list=PLlRFEj9H3Oj7Bp8-DfGpfAfDBiblRfl5p&index=5)\n",
    "* [Video 1.4](https://www.youtube.com/watch?v=gsry2SYOFCw&list=PLlRFEj9H3Oj7Bp8-DfGpfAfDBiblRfl5p&index=6)\n",
    "* [Lesson Slides](https://www.py4e.com/lectures3/Pythonlearn-01-Intro.pptx)\n",
    "* [Textbook Chapter 1](https://www.py4e.com/html3/01-intro)\n",
    "* [Link to Quiz (must be logged in)](https://www.py4e.com/lessons_launch/py4e_01_in_quiz)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Make sure to run this cell to load the autograder!\n",
    "from grader import check_exercise"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "**Exercise 1: What is the function of the secondary memory in a computer?**\n",
    "\n",
    "a\\) Execute all of the computation and logic of the program\\\n",
    "b) Retrieve web pages over the Internet\\\n",
    "c) Store information for the long term, even beyond a power cycle\\\n",
    "d) Take input from the user"
   ]
  },
  {
   "cell_type": "code",
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   "outputs": [],
   "source": [
    "exercise = 'Exercise 1.1'\n",
    "\n",
    "### Begin Answer Here ###\n",
    "answer = \n",
    "###  End Answer Here  ###\n",
    "\n",
    "print(repr(answer))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Make sure to save your notebook before checking!\n",
    "check_exercise('Exercise 1.1')"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "**Exercise 2: What is a program?**"
   ]
  },
  {
   "cell_type": "raw",
   "metadata": {},
   "source": [
    "Answer: A program is ..."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "**Exercise 3: What is the difference between a compiler and an\n",
    "interpreter?**"
   ]
  },
  {
   "cell_type": "raw",
   "metadata": {},
   "source": [
    "Answer: The difference is ..."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "**Exercise 4: Which of the following contains \"machine code\"?**\n",
    "\n",
    "a\\) The Python interpreter\\\n",
    "b) The keyboard\\\n",
    "c) Python source file\\\n",
    "d) A word processing document"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "exercise = 'Exercise 1.4'\n",
    "\n",
    "### Begin Answer Here ###\n",
    "answer = \n",
    "###  End Answer Here  ###\n",
    "\n",
    "print(repr(answer))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Make sure to save your notebook before checking!\n",
    "check_exercise('Exercise 1.4')"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "**Exercise 5: What is wrong with the following code:**\n",
    "\n",
    "~~~~ {.python}\n",
    ">>> primt 'Hello world!'\n",
    "File \"<stdin>\", line 1\n",
    "  primt 'Hello world!'\n",
    "                     ^\n",
    "SyntaxError: invalid syntax\n",
    ">>>\n",
    "~~~~"
   ]
  },
  {
   "cell_type": "raw",
   "metadata": {},
   "source": [
    "Answer: The error is because ..."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "**Exercise 6: Where in the computer is a variable such as \"x\" stored after\n",
    "the following Python line finishes?**\n",
    "\n",
    "~~~~ {.python}\n",
    "x = 123\n",
    "~~~~\n",
    "\n",
    "a\\) Central processing unit\\\n",
    "b) Main Memory\\\n",
    "c) Secondary Memory\\\n",
    "d) Input Devices\\\n",
    "e) Output Devices\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "exercise = 'Exercise 1.6'\n",
    "\n",
    "### Begin Answer Here ###\n",
    "answer = \n",
    "###  End Answer Here  ###\n",
    "\n",
    "print(repr(answer))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Make sure to save your notebook before checking!\n",
    "check_exercise('Exercise 1.6')"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "**Exercise 7: What will the following program print out:**\n",
    "\n",
    "~~~~ {.python}\n",
    "x = 43\n",
    "x = x + 1\n",
    "print(x)\n",
    "~~~~\n",
    "\n",
    "a\\) 43\\\n",
    "b) 44\\\n",
    "c) x + 1\\\n",
    "d) Error because x = x + 1 is not possible mathematically"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "exercise = 'Exercise 1.7'\n",
    "\n",
    "### Begin Answer Here ###\n",
    "answer = \n",
    "###  End Answer Here  ###\n",
    "\n",
    "print(repr(answer))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Make sure to save your notebook before checking!\n",
    "check_exercise('Exercise 1.7')"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "**Exercise 8: Explain each of the following using an example of a human\n",
    "capability: (1) Central processing unit, (2) Main Memory, (3) Secondary\n",
    "Memory, (4) Input Device, and (5) Output Device. For example, \"What is\n",
    "the human equivalent to a Central Processing Unit\"?**"
   ]
  },
  {
   "cell_type": "raw",
   "metadata": {},
   "source": [
    "1. \n",
    "\n",
    "2. \n",
    "\n",
    "3. \n",
    "\n",
    "4. \n",
    "\n",
    "5. "
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "**Exercise 9: How do you fix a \"Syntax Error\"?**\n"
   ]
  },
  {
   "cell_type": "raw",
   "metadata": {},
   "source": [
    "Answer: You can fix a syntax error by ..."
   ]
  }
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