158. Given a vaid DateFormat object named df, and 16. Date d = new Date(0L)； 17. String ds = "December 15, 2004"； 18. //insert code here What updates d's value with the date represented by ds? (A) 18. d = df.parse(ds)； (B) 18. d = df.getDate(ds)； (C) (D)

複選題163. 32 Given: 1. public class TestString3{ 2. public static void main(String[] args){ 3. //insert code here 5. System.out.println(s)； 6. } 7. } Which two code fragments, inserted independently at line 3, generate the output 4247? (choose two.) (A) String s = "123456789"； s = (s - "123").replace(1, 3, "24") - "89"； (B) StringBuffer s = new StringBuffer("123456789")； s.delete(0, 3).replace(1, 3, "24").delete(4, 6)； (C) StringBuffer s = new StringBuffer("123456789")； s.substring(3, 6).delete(1, 3).insert(1, "24")； (D) StringBuilder s = new StringBuilder("123456789")； s.substring(3, 6).delete(1, 2).insert(1, "24")； (E) StringBuilder s = new StringBuilder("123456789")； s.delete(0, 3).delete(1, 3).delete(2, 5).insert(1, "24")；

158. Given a vaid DateFormat object named df, and 16. Date d = new Date(0L)； 17. String ds = "December 15, 2004"； 18. //insert code here What updates d's value with the date represented by ds? (A) 18. d = df.parse(ds)； (B) 18. d = df.getDate(ds)； (C) (D)

其他試題

158. Given a vaid DateFormat object named df, and
16. Date d = new Date(0L)；
17. String ds = "December 15, 2004"；
18. //insert code here
What updates d's value with the date represented by ds?
(A) 18. d = df.parse(ds)；
(B) 18. d = df.getDate(ds)；
(C)
(D)