95 

What is the result?
(A) test
(B) null
(C) An exception is thrown at runtime.
(D) Compilation fails because of an error in line 1.
(E) Compilation fails because of an error in line 4. 

(AB) Compilation fails because of an error in line 5.

91 A class games.cards.Poker is correctly defined in the jar file Poker.jar. A user wants to execute the main method of Poker on a UNIX system using the command: java games.cards.Poker What allows the user to do this? (A) put Poker.jar in directory /stuff/java, and set the CLASSPATH to include /stuff/java (B) put Poker.jar in directory /stuff/java, and set the CLASSPATH to include /stuff/java/*.jar (C) Put Poker.jar in directory /stuff/java, and set the CLASSPATH to include /stuff/java/Poker.jar (D) put Poker.jar in directory /stuff/java/games/cards, and set the CLASSPATH to include /stuff/java (E) put Poker.jar in directory /stuff/java/games/cards, and set the CLASSPATH to include /stuff/java/*.jar (AB) put Poker.jar in directory /stuff/java/games/cards, and set the CLASSPATH to include /stuff/java/Poker.jar

92 Which command line correctly runs Commander? (A) java Commander (B) java com.sun.sjcp.Commander (C) java com/sun/sjcp/Commander (D) java -cp com.sun.sjcp Commander (E) java -cp com/sun/sjcp Commander

93 Which code, inserted at line 14, allows the Sprite class to compile? (A) Direction d = NORTH; (B) Nav.Direction d = NORTH; (C) Direction d = Direction.NORTH; (D) Nav.Direction d = Nav.Direction.NORTH;

94 Which code fragment inserted at line 19, allows the Rainbow class to compile? (A) MyColor skyColor = BLUE; (B) MyColor treeColor = MyColor.GREEN; (C) if(REDgetRGB() ＜ BLUEgetRGB()){} (D) Compilation fails due to other error(s) in the code. (E) MyColor purple = new MyColor(0xff00ff); (AB) MyColor purple = MyColor.BLUE + MyColor.RED;

複選題96 Which code should be inserted at line 1 of Demo.java to compile and run Demo to print "pizzapizza"? (A) import utils.*; (B) static import utils.*; (C) import utils.Repetition.*; (D) static import utils.Repetition.*; (E) import utils.Repetition.twice(); (AB) import static utils.Repetition.twice; (AC) static import utils.Repetition.twice;

97 Which statement is true? (A) A class's finalize() method CANNOT be invoked explicitly. (B) super.finalize() is called implicitly by any overriding finalize() method. (C) The finalize() method for a given object is called no more than once by the garbage collector. (D) The order in which finalize() is called on two objects is based on the order in which the two objects became finalizable.

98 What is the result? (A) No output is produced. 1 2 3 (B) No output is produced. 2 3 4 (C) No output is produced. 1 2 3 4 (D) An exception is thrown at runtime. 1 2 3 (E) An exception is thrown at runtime. 2 3 4 (AB) An exception is thrown at runtime. 1 2 3 4

99 When line 14 is reached, how many objects are eligible for the garbage collector? (A) 0 (B) 1 (C) 2 (D) 3 (E) 4 (AB) 6

100 What is the result?(A) 12 (B) The code runs with no output. (C) An exception is thrown at runtime. (D) Compilation fails because of an error in line 21. (E) Compilation fails because of an error in line 22. (AB) Compilation fails because of an error in line 31.

13.社經地位的代間傳遞，透過子女的教育進行。變相X是受訪者父親的社經地位，Y是受訪者本人的社經地位，Z是受訪者的教育程度。以下架構何者正確呈現此理論? (A)(B)(C)(D)