Let’s assume "numbers" is an array of unsorted integers. Which of these could be used to sort numbers?

How could you call the following function that takes a closure as an argument using trailing closure syntax: ()) { // function body goes here }>

How could the following closure be rewritten to use shorthand arguments? s2 } ) >

What is a trailing closure?

Which of the following statements is true regarding Swift closures and functions?

What are the available arithmetic overflow operators in Swift?

GCD provides the following types of Queues:

NSOperationQueue conforms to

GCD can dispatch a task

func addStudent(_ student: Student) { concurrentStudentQueue.async(flags: .barrier) { self._students.append(student) DispatchQueue.main.async { // self.postContentAddedNotification() } } } The code will ensure that the submitted DispatchWorkItem will be executed in parallel with any other DispatchWorkItem in the same queue.

GCD conforms with the ____ order.