东大14秋学期《JAVA语言程序设计Ⅰ》在线作业1答案
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A. 15
B. 16
C. 17
D. 18
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2. ÏÂÁÐÓï¾äÐòÁÐÖ´Ðкó£¬j µÄÖµÊÇ( )¡£ Int j=3, i=2; while( --i!=i/j ) j=j+2;
A. 2
B. 4
C. 5
D. 6
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3. ÔĶÁÏÂÁдúÂëºó public class Person{ int arr[]=new int[10]; public static void main(String args[]){ System.out.println(arr[1]); } } ÕýÈ·µÄ˵·¨ÊÇ
A. ±àÒëʱ½«²úÉú´íÎó
B. ±àÒëʱÕýÈ·£¬ÔËÐÐʱ½«²úÉú´íÎó
C. Êä³öÁã
D. Êä³ö¿Õ
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4. ÏÂÃæÄÄÒ»¸öÀà¿ÉÒÔ·ÃÎÊfoo°üÖеÄËùÓбäÁ¿£¿ package foo; class a{int c} class b{private int d} class c{public int e}
A. class a
B. class b
C. class c
D. ¶¼²»ÄÜ
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5. 65. ÒÑÖªÓÐÏÂÁÐÀàµÄ˵Ã÷£¬ÔòÏÂÁÐÄĸöÓï¾äÊÇÕýÈ·µÄ£¿ public class Test { private float f = 1.0f; int m = 12; static int n=1; public static void main£¨String arg£Û£Ý£© { Test t = new Test£¨£©; } }