linear data structures

linear data structures

1. dictionaries

   • curly brackets
   • has keys and key values
   • can add and remove keys

2. tuples

   • parentheses ()
   • allows repeats and different datatypes
   • ordered
   • cannot add or remove elements

3. lists

   • square brackets []
   • can add and remove elements
   • allows repeats and different datatypes
   • ordered and has an index

4. sets

   • curly brackets
   • unordered, but can still loop over them
   • cannot have repeated elements