2011年JAVA认证模拟题第二阶段（15）
Q43.What is written to the standard output given the following statement 1. System.out.println(4 | 7); a. 4b. 5
c. 6
d. 7
Q44.What expressions are true concerning the following lines of code?
1. int[] arr = {1, 2, 3｝;
2. for(int i = 0 ; i < 2; i++)
3. arr = 0;
Select all valid answers.
a. arr == 0
b. arr == 2
c. arr == 0
d. arr == 3
Q45.What will the following block of code write to standard output when it is executed?
1. int i = 3;
2. int j = 0;
3. double k = 3.2;
4. if (i < k)
5. if (i == j)
6. System.out.println(i);
7. else
8. System.out.println(j);
9. else
10. System.out.println(k);
a. 3
b. 0
c. 3.2
d. None of these.
43. d
44. acd
45. b
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