Oracle
1Z0-851 · Question #215
Given: 34. HashMap props = new HashMap(); 35. props.put("key45", "some value"); 36. props.put("key12", "some other value"); 37. props.put("key39", "yet another value"); 38. Set s = props.keySet()…
The correct answer is B. s = new TreeSet(s). See the full explanation below for the reasoning.
Question
Given: 34. HashMap props = new HashMap(); 35. props.put("key45", "some value"); 36. props.put("key12", "some other value"); 37. props.put("key39", "yet another value"); 38. Set s = props.keySet(); 39. //insert code here What, inserted at line 39, will sort the keys in the props HashMap?
Options
- AArrays.sort(s);
- Bs = new TreeSet(s);
- CCollections.sort(s);
- Ds = new SortedSet(s);
How the community answered
(60 responses)- A13% (8)
- B77% (46)
- C7% (4)
- D3% (2)
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