File Info
| Exam | Java SE 7 Programmer II |
| Number | 1z0-804 |
| File Name | Oracle.1z0-804.ExamDumps.2018-06-05.149q.tqb |
| Size | 12 MB |
| Posted | Jun 05, 2018 |
| Download | Oracle.1z0-804.ExamDumps.2018-06-05.149q.tqb |
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Demo Questions
Question 1
Given the code fragment:
Which two try statements, when inserted at line ***, enable you to print files with the extensions.java, .htm, and .jar.
- try (DirectoryStream<Path> stream = Files.newDirectoryStream(dir,"*.{java,htm,jar}")){
- try (DirectoryStream<Path> stream = Files.newDirectoryStream(dir,"*. [java,htm,jar]")) {
- try (DirectoryStream<Path> stream = Files.newDirectoryStream(dir,"*.{java*,htm*,jar*}")) {
- try (DirectoryStream<Path> stream = Files.newDirectoryStream(dir,"**.{java,htm,jar}")) {
Correct answer: AD
Explanation:
"*. {java,htm,jar} and"**. {java,htm,jar} will match any file with file endings java, htm, or jar. "*. {java,htm,jar} and
"**. {java,htm,jar} will match any file with file endings java, htm, or jar.
Question 2
Which two are valid initialization statements?
- Map<String, String> m = new SortedMap<String, String>();
- Collection m = new TreeMap<Object, Object>();
- HashMap<Object, Object> m = new SortedMap<Object, Object>();
- SortedMap<Object, Object> m = new TreeMap<Object, Object> ();
- Hashtable m= new HashMap();
- Map<List, ArrayList> m = new Hashtable<List, ArrayList>();
Correct answer: DF
Explanation:
Question 3
Given:
What is the most likely result?
- Main One Two
- Main Two One
- One Two Main
- One Main Two
- Two Main One
Correct answer: C
Explanation:
