多项选择题
Which declarations of identifiers are legal?()
A. $persons
B. TwoUsers
C. *point
D. this
E. _endline
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相关考题
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单项选择题
Whichofthefollowingrangeofshortiscorrect?()
A. -27 -- 27-1
B. 0 -- 216-1
C. -215 -- 215-1
D. -231 -- 231-1 -
多项选择题
The8859-1charactercodefortheuppercaseletterAis65.Whichofthesecodefragmentsdeclareandinitializeavariableoftypecharwiththisvalue?()
A.char ch = 65;
B.char ch = ’¥65’;
C.char ch = ’¥0041’;
D.char ch = ’A’;
E.char ch = "A"; -
多项选择题
Given the following code, which method declarations, when inserted at the indicated position, will not cause the program to fail compilation?() public class Qdd1f { public long sum(long a, long b) { return a + b; } // insert new method declaration here }
A.public int sum(int a, int b) { return a + b; }
B.public int sum(long a, long b) { return 0; }
C.abstract int sum();
D.private long sum(long a, long b) { return a + b; }
E.public long sum(long a, int b) { return a + b; }
