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4 cards from this section. Quick, good the night before a test.
Define what an array is.
Think about how data can be accessed quickly.
What does FIFO stand for?
Consider how items are processed in lines.
What does LIFO stand for in data structures?
Think about how items stack up.
A queue operates on which principle?
Consider how people line up.
Design an algorithm that counts the number of times each character appears in a string using an array.
Think about how arrays are indexed by character codes.
Create a simulation using stacks to manage operations in an expression evaluator.
Consider how expressions are resolved from inner to outer operations.
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