CS4220-Javascript-Node Week 2 - Arrays and objects Remove all occurences of a specific letter in a give string Implement Array.flat() manually Modify objects by removing elements and creating new ones Create an object to store a letter and the number of occurences Compare arrays to each other without using built in functions Convert arrays into objects Week 3 - Higher order functions Practice using filter(), map(), and reduce() Higher order fucntions to iterate objects Week 5 - Async/await and Callbacks Use callbacks to print higher response times later than the lower response times Use promises to sort object elements into new objects User async/await to achieve the same thing as the promise function