Which of the following is not one of the three general types of computer languages?

You need to access files on a DVD, but the OS X laptop lacks an optical drive. Which of the following commands should you use to connect to another computer's optical drive?

a. Disk Utility b. Dock c. Remote Disc d. First Aid

How many leaf nodes are there in the candidate hash tree? How many internal nodes are there?

Consider the following set of candidate 3-itemsets: {1, 2, 3}, {1, 2, 6}, {1, 3, 4}, {2, 3, 4}, {2, 4, 5}, {3, 4, 6}, {4, 5, 6}