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Diploma in Higher Education Studies

Variables, data types and constants

HES 211 · Introduction to Programming with Python — Week 3 of 16

CourseHES 211
Week3 of 16
SemesterII
TutorOnline in the course chat

This week’s topics

Variables, data types and constants

  1. Integers, floats, strings and Booleans
  2. Naming variables
  3. Constants

What you will be able to do

  • 2.1 Use variables, data types and constants.

Activity

Write a program that stores and prints details about yourself.

Study materials

Further resources

  • Introduction to Python Programming, 1.3–1.5: Variables, strings, numbers · PDF · OpenStax Introduction to Python Programming (2024), 1.3–1.5: variables, strings, integers and floats, pp. 14–22 · for registered students
  • Think Python, ch. 2: Variables, expressions and statements · PDF · Downey, Think Python 2e (Green Tea Press), ch. 2: assignment and naming variables, pp. 9–16 · for registered students
  • Python Notes for Professionals, ch. 2: Python Data Types · PDF · GoalKicker Python Notes for Professionals, ch. 2: int, float, str and bool at a glance, pp. 33–34 · for registered students
  • Analysis of student misconceptions using Python as an introductory programming language · Open-access article · Johnson et al. (2020), Computing Education Practice (CEP '20), ACM. Python misconceptions about variables, data types and operators. · for registered students
Materials marked “for registered students” open in the student portal, which is set up as soon as you receive final acceptance.
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Course plan
  • Week 1: What is programming? High- and low-level languages
  • Week 2: Your first Python program
  • Week 3: Variables, data types and constants
  • Week 4: Input, output and calculations
  • Week 5: Making decisions: if, elif and else
  • Week 6: Repeating code: for loops
  • Week 7: Repeating code: while loops
  • Midterm: Midterm evaluation
  • Week 9: Functions: reusable code
  • Week 10: Lists
  • Week 11: Looping through data; tuples and dictionaries
  • Week 12: Finding and fixing errors
  • Week 13: Tracing and testing a program
  • Week 14: Mini project: a small program step by step
  • Week 15: Review and coursework completion
  • Final: Final assessment and submission
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