Data Structures

• Arrays
• Linked Lists
• Stacks
• Queues
• Binary Trees
• Hashtables

Algorithms

• Insertion Sort
• Selection Sort
• Bubble Sort
• Merge Sort
• Quick Sort
• Linear Search
• Binary Search
• Breadth First Search
• Depth First Search

Additional

• Recursion
• Big O Notation (time complexity, space complexity, etc.)