Given: 12. NumberFormat nf = NumberFormat.getInstance(); 13. nf.setMaximumFractionDigits(4); 14. nf.setMinimumFractionDigits(2); 15. String a = nf.format(3.1415926); 16. String b = nf.format(2); Which two statements are true about the result if the default locale is Locale.US? (Choose two.)

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  1. The value of b is 2.

  2. The value of a is 3.14.

  3. The value of b is 2.00.

  4. The value of a is 3.141

  5. The value of a is 3.1416

  6. The value of b is 2.0000

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Correct Option: C,E

AI Explanation

To answer this question, let's go through each option to understand why it is correct or incorrect:

Option A) The value of b is 2 - This statement is incorrect. The value of b is not affected by the NumberFormat settings, so it remains as the original value, which is 2.

Option B) The value of a is 3.14 - This statement is incorrect. The NumberFormat settings specified that the maximum fraction digits should be 4. Therefore, the value of a will be rounded to 4 decimal places, resulting in 3.1416, not 3.14.

Option C) The value of b is 2.00 - This statement is correct. The NumberFormat settings specified that the minimum fraction digits should be 2. Since the value of b is an integer (2), it will be formatted with 2 decimal places, resulting in 2.00.

Option D) The value of a is 3.141 - This statement is incorrect. As mentioned earlier, the NumberFormat settings specified that the maximum fraction digits should be 4. Therefore, the value of a will be rounded to 4 decimal places, resulting in 3.1416, not 3.141.

Option E) The value of a is 3.1416 - This statement is correct. The NumberFormat settings specified that the maximum fraction digits should be 4. Since the value of a has more than 4 decimal places, it will be rounded to 4 decimal places, resulting in 3.1416.

Option F) The value of b is 2.0000 - This statement is incorrect. The value of b is not affected by the NumberFormat settings, so it remains as the original value, which is 2.

The correct answers are options C and E. These options correctly describe the values of a and b after applying the NumberFormat settings.

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