The StringTokenizer class in Java (in java.util package) is used to break a string into tokens or smaller parts, based on a specified delimiter. It’s useful for simple string parsing, although modern alternatives like split() or Scanner are preferred in newer Java versions.
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What is the default delimiter used by StringTokenizer?
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Question 3 of 15
3. Question
Which constructor creates a tokenizer with custom delimiter?
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Question 4 of 15
4. Question
What does hasMoreTokens() do?
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Question 5 of 15
5. Question
Which method is used to get the next token from a StringTokenizer?
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Question 6 of 15
6. Question
What happens if nextToken() is called with no tokens left?
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Question 7 of 15
7. Question
Which method tells how many tokens are left?
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Question 8 of 15
8. Question
Is StringTokenizer synchronized?
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Question 9 of 15
9. Question
What is a limitation of StringTokenizer?
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Question 10 of 15
10. Question
Which method allows changing delimiter dynamically?
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Question 11 of 15
11. Question
What is the return type of nextToken()?
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Question 12 of 15
12. Question
Which of the following is better for complex parsing?
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Question 13 of 15
13. Question
Can StringTokenizer handle multiple delimiters?
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Question 14 of 15
14. Question
What is the output of: new StringTokenizer(“Java|Python|C”, “|”).countTokens()?
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Question 15 of 15
15. Question
Which of these classes is the modern alternative to StringTokenizer?
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Summary
The StringTokenizer class in Java is a legacy parser used to split strings into tokens based on delimiters. It’s simple, thread-safe, and works well for basic tokenization. However, for regex-based or more complex splitting, prefer modern alternatives like String.split() or Scanner.
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