Question
TEN VERY quick questions. Answer all to receive positive rate. IF any are skipped, I will rate negatively. 15. Quoting the text book, Unlike some
TEN VERY quick questions. Answer all to receive positive rate. IF any are skipped, I will rate negatively.
15. Quoting the text book, Unlike some other languages, Java [and C do] not allow you to choose pass-by-value or pass-by-referenceall arguments [also called actual parameters] are passed by value. What is the difference between pass-by-value and pass-by-reference parameter passing? C++ does allow you to choose: How?
16. Develop a method Minimum() that returns the smallest int found in Minimum()s variable-length argument list of ints.
17. Why use command-line arguments?
18. What is the primary advantage of the Java API class Arrays?
19. (Continuing 18) Why are the Arrays methods defined as static methods?
20. The Java API class ArrayList is a generic class. Explain.
21. (Continuing 20) The ArrayList class is also a collection. Explain.
22. (Continuing 20) Why do you think the elements stored in an instance of an ArrayList cannot have a primitive type? How does a Java programmer get around this problem?
23. (Continuing 20) An instance of ArrayList
[ is isnt ] randomly accessible,
[ is isnt ] homogeneous,
[ is isnt ] dynamically resizable, and
has the index range [ 0 1 ] to [ (size-1) size ].
24. What Color is new Color(255,0,0)? ______
25. What is the radius of the arc drawn with g.fillArc(0,0,100,100,0,270)? ______ pixels
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