• Unit 1: Introduction
• Unit 2: Expressions
• Unit 3: Data Types
• Unit 4: Conditional Logic
• Unit 5: Loops
• Unit 6: Functions
• Unit 7: Strings
• Unit 8: Defining Classes
• Unit 9: Loading and Plotting Data
• Unit 10: Tabular Data
• Unit 11: Nested Structures
• Unit 12: Simulation
• Unit 13: Recursion
• Unit 14: Bonus Topics
• Unit 15: Inheritance and Polymorphism

Unit 2: Expressions

Students who complete this unit will demonstrate that they can:

• Define the terms:
  • expression
  • statement
  • literal
  • operator
  • overflow
  • escape sequence
• Identify and describe uses of primitive data types.
• Write programs that use primitive data types.
• Use and write assignment statements
• Use and write numeric expressions
• Perform computations involving modular arithmetic.
• Describe the three defining properties of a Python object:
  • identity - unique memory location (id).
  • value - what bits are stored there
  • type - how those bits are interpreted (as int, float, str, …)
• Identify valid and invalid identifiers
• Use int() and float() to change strings to numbers
• Use escape characters in string literals

Contents

• Forum 2
• Homework 2
• Preparation 2
• Slides for Unit 2