{ "cells": [ { "cell_type": "markdown", "metadata": {}, "source": [ "# Chapter 6: Text & Bytes (Review Questions)" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "The questions below assume that you have read the [first ](https://nbviewer.jupyter.org/github/webartifex/intro-to-python/blob/main/06_text/00_content.ipynb) and [second ](https://nbviewer.jupyter.org/github/webartifex/intro-to-python/blob/main/06_text/01_content.ipynb) part of Chapter 6.\n", "\n", "Be concise in your answers! Most questions can be answered in *one* sentence." ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "## Essay Questions " ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "Answer the following questions *briefly*!" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "**Q1**: In what sense is a **\"string\" of characters** a **sequence**? What is a **sequence** after all? A *concrete* **data type**, or something else?" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ " < your answer >" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "**Q2**: What is a direct consequence of the `str` type's property of being an **ordered** sequence? What operations could we *not* do with it if it were *unordered*?" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ " < your answer >" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "**Q3**: What does it mean for an object to be **immutable**? Discuss how we can verify the `str` type's immutability by comparing the two variables `example` and `full_slice` below. Are they pointing to the *same* object in memory?\n", "```python\n", "example = \"text\"\n", "full_slice = example[:]\n", "```\n", "Hint: Find out what `[:]` does first!" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ " < your answer >" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "**Q4**: Describe in your own words what we mean by **string interpolation**!" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ " < your answer >" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "## True / False Questions" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "Motivate your answer with *one short* sentence!" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "**Q5**: **Triple-double** quotes `\"\"\"` and **triple-single** quotes `'''` create a *new* object of type `text` that models so-called **multi-line strings**." ] }, { "cell_type": "markdown", "metadata": {}, "source": [ " < your answer >" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "**Q6**: A **substring** is a string that *subsumes* another string." ] }, { "cell_type": "markdown", "metadata": {}, "source": [ " < your answer >" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "**Q7**: Indexing into a `str` object with a *negative* index **fails silently**: It does *neither* raise an error *nor* do anything useful." ] }, { "cell_type": "markdown", "metadata": {}, "source": [ " < your answer >" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "**Q8**: We *cannot* assign a *different* character to an index or slice of a `str` object because it is **immutable**." ] }, { "cell_type": "markdown", "metadata": {}, "source": [ " < your answer >" ] } ], "metadata": { "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": "3.12.2" }, "toc": { "base_numbering": 1, "nav_menu": {}, "number_sections": false, "sideBar": true, "skip_h1_title": true, "title_cell": "Table of Contents", "title_sidebar": "Contents", "toc_cell": false, "toc_position": {}, "toc_section_display": false, "toc_window_display": false } }, "nbformat": 4, "nbformat_minor": 4 }