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Exam 1z0-809 topic 1 question 188 discussion

Actual exam question from Oracle's 1z0-809
Question #: 188
Topic #: 1
[All 1z0-809 Questions]

Given that course.txt is accessible and contains:

Course : : Java -
and given the code fragment:
public static void main (String[ ] args) {
int i;
char c;
try (FileInputStream fis = new FileInputStream ("course.txt");
InputStreamReader isr = new InputStreamReader(fis);) {
while (!isr.close()) { //line n1
isr.skip(2);
i = isr.read ();
c = (char) i;
System.out.print(c);
}
} catch (Exception e) {
e.printStackTrace();
}
}
What is the result?

  • A. ur :: va
  • B. ueJa
  • C. The program prints nothing.
  • D. A compilation error occurs at line n1.
Show Suggested Answer Hide Answer
Suggested Answer: D 🗳️

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maslac
Highly Voted 3 years, 3 months ago
If there is not typo in the question the answer should be D because close() method is void. Exception in thread "main" java.lang.Error: Unresolved compilation problem: Type mismatch: cannot convert from void to boolean
upvoted 9 times
...
steefaand
Most Recent 5 months, 4 weeks ago
Selected Answer: D
Answer is D. Method close returns void.
upvoted 1 times
...
duydn
10 months, 2 weeks ago
Selected Answer: D
The close() method of the InputStreamReader class returns void -> D is correct
upvoted 2 times
...
WilsonKKerll
2 years, 4 months ago
Answer is D.
upvoted 1 times
...
jduarte
3 years, 6 months ago
answer is B. ueJa The file only contains one line Course::Java. 1 time isr.skip(2); Co-u i = isr.read (); u 2 time isr.skip(2); rs-e i = isr.read (); e 3 time isr.skip(2); ::-J i = isr.read (); J i = isr.read (); e 4 time isr.skip(2); av-a i = isr.read (); a
upvoted 3 times
...
jduarte
3 years, 6 months ago
asnwer B. Tested
upvoted 1 times
...
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C (25%)
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