How many questions are on the AP Computer Science a exam?
The AP® Computer Science A course is equivalent to a first-semester, college-level course in computer science. The 3-hour, end-of-course exam is comprised of 44 questions, including 40 multiple -choice questions (50% of the exam) and 4 free -response questions (50% of the exam).
What are recursive methods on the AP Computer Science a exam?
On the AP Computer Science A exam, you will be expected to understand and trace the logic of recursive methods, but you will not have to write any yourself. A base case in a recursive method is an execution path that does not result in the method calling itself.
What is a 2D array in AP Computer Science?
For the purposes of AP Computer Science A, all 2D arrays are rectangular, so that each row has the same length. Creating and Accessing 2D Arrays The notation for creating and storying a 2D array is simply an extension of the notation for a 1D array.