28. Which of the following terms is NOT included in 5 V’s of Big Data?
(A) Volume
(B) Variety
(C) Value
(D) Velocity

(E) Volatility

24. Refer to Table 3 and Table 4, please indicate the CORRECT SQL statement that can output asdepicted in Table 5.(A) SELECT * FROM movies(B) SELECT TOP 1 movies.movie, actors.name FROM movies INNER JOINactors ON movies.actor = actors.id ORDER BY actors.salary DESC(C) SELECT movies.movie, actors.name FROM movies INNER JOIN actorsON movies.actor = actors.id ORDER BY actors.salary(D) All of the above can output the same results, as shown in Table 5.(E) None of the above can output the same results, as shown in Table 5.

25. Consider a graph as follows. Starting from node D, what is the visiting sequence of all nodes by using depth-first-search. If you have multiple choices, just follow the alphabetical order.(A) D, B, A, C, E, F, G, H, I (B) D, F, G, I, H, E, B, C, A (C) D, F, G, I, H, E, C, A, B (D) D, B, A, C, E, H, I, G, F (E) D, F, G, I, H, E, C, B, A

26. Which one of the following has the best time complexity?(A) log n (B) n/2 (C) n(D) n log n (E) 2n

27. Machine learning can be divided into supervised learning and unsupervised learning. The two problems most commonly dealt with in supervised learning are regression and classification.When you predict the target to be a continuous numerical value, we call it regression; if the target is discrete, we call it classification. Which one of the following common algorithms is NOT a classification algorithm? (A) SVM (B) Linear (C) Decision trees (D) KNN (E) Naive Bayes

29. Regarding the evaluation of machine learning, a confusion matrix contains TP (true positive) =500, FN (false negative) = 100, FP (false positive) = 50, and TN (true negative) = 550 is proposed.Please indicate the value of recall for this model.(A) 1050 / 1200(B) 500 / 600(C) 500 / 550(D) 500 / 650(E) 500 / 1050

30. Which of the following subnets does NOT include IP address 192.168.30.57?(A) 192.168.30.26/24 (B) 192.168.28.73/22 (C) 192.168.30.125/30(D) 192.168.41.25/18 (E) 192.168.3.253/16

1.

2.

3.

4.