added latest lectures

1 files changed, 528 insertions, 0 deletions

diff --git a/lessons/.ipynb_checkpoints/hw1-checkpoint.ipynb b/lessons/.ipynb_checkpoints/hw1-checkpoint.ipynb
new file mode 100644
index 0000000..15ca091
--- /dev/null
+++ b/lessons/.ipynb_checkpoints/hw1-checkpoint.ipynb
@@ -0,0 +1,528 @@
+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# Objects and Data Structures Assessment Test"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "collapsed": true
+   },
+   "source": [
+    "## Test your knowledge. \n",
+    "\n",
+    "** Answer the following questions **"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "collapsed": true
+   },
+   "source": [
+    "Write a brief description of all the following Object Types and Data Structures we've learned about: "
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Numbers:\n",
+    "\n",
+    "Strings:\n",
+    "\n",
+    "Lists:\n",
+    "\n",
+    "Tuples:\n",
+    "\n",
+    "Dictionaries:\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Numbers\n",
+    "\n",
+    "Write an equation that uses multiplication, division, an exponent, addition, and subtraction that is equal to 100.25.\n",
+    "\n",
+    "Hint: This is just to test your memory of the basic arithmetic commands, work backwards from 100.25"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Answer these 3 questions without typing code. Then type code to check your answer.\n",
+    "\n",
+    "    What is the value of the expression 4 * (6 + 5)\n",
+    "    \n",
+    "    What is the value of the expression 4 * 6 + 5 \n",
+    "    \n",
+    "    What is the value of the expression 4 + 6 * 5 "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "What is the *type* of the result of the expression 3 + 1.5 + 4?<br><br>"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "What would you use to find a number’s square root, as well as its square? "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Square root:\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Square:\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Strings"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Given the string 'hello' give an index command that returns 'e'. Enter your code in the cell below:"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "s = 'hello'\n",
+    "# Print out 'e' using indexing\n",
+    "\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Reverse the string 'hello' using slicing:"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "s ='hello'\n",
+    "# Reverse the string using slicing\n",
+    "\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Given the string hello, give two methods of producing the letter 'o' using indexing."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "s ='hello'\n",
+    "# Print out the 'o'\n",
+    "\n",
+    "# Method 1:\n",
+    "\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Method 2:\n",
+    "\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Lists"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Build this list [0,0,0] two separate ways."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Method 1:\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Method 2:\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Reassign 'hello' in this nested list to say 'goodbye' instead:"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "list3 = [1,2,[3,4,'hello']]\n",
+    "\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Sort the list below:"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "list4 = [5,3,4,6,1]\n",
+    "\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Dictionaries"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Using keys and indexing, grab the 'hello' from the following dictionaries:"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "d = {'simple_key':'hello'}\n",
+    "# Grab 'hello'\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "d = {'k1':{'k2':'hello'}}\n",
+    "# Grab 'hello'\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Getting a little tricker\n",
+    "d = {'k1':[{'nest_key':['this is deep',['hello']]}]}\n",
+    "\n",
+    "#Grab hello\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# This will be hard and annoying!\n",
+    "d = {'k1':[1,2,{'k2':['this is tricky',{'tough':[1,2,['hello']]}]}]}"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Can you sort a dictionary? Why or why not?<br><br>"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Tuples"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "What is the major difference between tuples and lists?<br><br>"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "How do you create a tuple?<br><br>"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Sets "
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "What is unique about a set?<br><br>"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Use a set to find the unique values of the list below:"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "list5 = [1,2,2,33,4,4,11,22,3,3,2]\n",
+    "\n",
+    "\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Booleans"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "For the following quiz questions, we will get a preview of comparison operators. In the table below, a=3 and b=4.\n",
+    "\n",
+    "<table class=\"table table-bordered\">\n",
+    "<tr>\n",
+    "<th style=\"width:10%\">Operator</th><th style=\"width:45%\">Description</th><th>Example</th>\n",
+    "</tr>\n",
+    "<tr>\n",
+    "<td>==</td>\n",
+    "<td>If the values of two operands are equal, then the condition becomes true.</td>\n",
+    "<td> (a == b) is not true.</td>\n",
+    "</tr>\n",
+    "<tr>\n",
+    "<td>!=</td>\n",
+    "<td>If values of two operands are not equal, then condition becomes true.</td>\n",
+    "<td> (a != b) is true.</td>\n",
+    "</tr>\n",
+    "<tr>\n",
+    "<td>&gt;</td>\n",
+    "<td>If the value of left operand is greater than the value of right operand, then condition becomes true.</td>\n",
+    "<td> (a &gt; b) is not true.</td>\n",
+    "</tr>\n",
+    "<tr>\n",
+    "<td>&lt;</td>\n",
+    "<td>If the value of left operand is less than the value of right operand, then condition becomes true.</td>\n",
+    "<td> (a &lt; b) is true.</td>\n",
+    "</tr>\n",
+    "<tr>\n",
+    "<td>&gt;=</td>\n",
+    "<td>If the value of left operand is greater than or equal to the value of right operand, then condition becomes true.</td>\n",
+    "<td> (a &gt;= b) is not true. </td>\n",
+    "</tr>\n",
+    "<tr>\n",
+    "<td>&lt;=</td>\n",
+    "<td>If the value of left operand is less than or equal to the value of right operand, then condition becomes true.</td>\n",
+    "<td> (a &lt;= b) is true. </td>\n",
+    "</tr>\n",
+    "</table>"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "What will be the resulting Boolean of the following pieces of code (answer fist then check by typing it in!)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Answer before running cell\n",
+    "2 > 3"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Answer before running cell\n",
+    "3 <= 2"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Answer before running cell\n",
+    "3 == 2.0"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Answer before running cell\n",
+    "3.0 == 3"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Answer before running cell\n",
+    "4**0.5 != 2"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Final Question: What is the boolean output of the cell block below?"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# two nested lists\n",
+    "l_one = [1,2,[3,4]]\n",
+    "l_two = [1,2,{'k1':4}]\n",
+    "\n",
+    "# True or False?\n",
+    "l_one[2][0] >= l_two[2]['k1']"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Great Job on your first assessment! "
+   ]
+  }
+ ],
+ "metadata": {
+  "anaconda-cloud": {},
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.7.6"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 1
+}