多项选择题
A. long l = 4990; B. int i = 4L; C. float f = 1.1; D. double d = 34.4; E. double t = 0.9F;
String s= "hello"; String t = "hello"; char c[] = ...
String s= "hello"; String t = "hello"; char c[] = {’h’,’e’,’l’,’l’,’o’} ; Which return true?()
A. s.equals(t); B. t.equals(c); C. s==t; D. t.equals(new String("hello")); E. t==c;
Whichexpressionsarecorrecttodeclareanarrayof10Stringobj...
单项选择题Which expressions are correct to declare an array of 10 String objects? ()
A. char str[]; B. char str[][]; C. String str[]; D. String str[10];
ApublicmembervairablecalledMAX_LENGTHwhichisinttype,the...
单项选择题A public member vairable called MAX_LENGTH which is int type, the value of the variable remains constant value 100. Use a short statement to define the variable.()
A. public int MAX_LENGTH=100; B. final int MAX_LENGTH=100; C. final public int MAX_LENGTH=100; D. public final int MAX_LENGTH=100;