Unit 2 Selection and Iteration

Topic 2.1: Algorithms with Selection and Repetition

Expand your understanding of algorithms by incorporating decision, selection, and repetition.

Topics 2.2 to 2.3: Boolean Expressions and if Statements

Learn how computers make decisions with Boolean expressions and if statements.

Topics 2.4 to 2.6: Nested if Statements, Compound Boolean Operators, and Comparing Boolean Expressions

Learn the power of nested if statements and compound logic operators.

Topic 2.7: Repetition with while Loops

Learn how to repeat code using while loops.

Topics 2.8 to 2.9: Repetition with for Loops

Learn how to write for loops and put your knowledge of selection and iteration to the test to implement algorithms.

Topic 2.10: Implementing String Algorithms

Leverage what you have learned to implement algorithms involving Strings

Topic 2.11 to 2.12: Nested Iteration and Informal Run-Time Analysis

Learn how to write nested loops and compute the informal run-time of code that includes them.