1Z0-804 · Question #58
The default file system includes a logFiles directory that contains the following files: Log-Jan 2009 log_0l_20l0 log_Feb20l0 log_Feb2011 log_10.2012 log-sum-2012 How many files does the matcher in…
The correct answer is B. Two. The pattern to match is ???_1? (regex "...._.1.") This means at least three characters before the symbol _ , followed by any amount of characters. The next tolast character must be 1. The last character can by any character. The following file names match this pattern: Trap !!…
Question
The default file system includes a logFiles directory that contains the following files:
Log-Jan 2009 log_0l_20l0 log_Feb20l0 log_Feb2011 log_10.2012 log-sum-2012 How many files does the matcher in this fragment match? PathMatcher matcher = FileSystems.getDefault ().getPathMatcher ("glob:
???_1?" );
Options
- AOne
- BTwo
- CThree
- DFour
- EFive
- FSix
How the community answered
(24 responses)- A8% (2)
- B83% (20)
- C4% (1)
- F4% (1)
Explanation
The pattern to match is ???_1? (regex ".*..._.*1.") This means at least three characters before the symbol _ , followed by any amount of characters. The next tolast character must be 1. The last character can by any character. The following file names match this pattern: Trap !! l is not 1 !!
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