多项选择题
A. s.equals(t);
B. t.equals(c);
C. s==t;
D. t.equals(new String("hello"));
E. t==c;
单项选择题 Whichexpressionsarecorrecttodeclareanarrayof10Stringobjects?()
单项选择题 ApublicmembervairablecalledMAX_LENGTHwhichisinttype,thevalueofthevariableremainsconstantvalue100.Useashortstatementtodefinethevariable.()
单项选择题 Amembervariabledefinedinaclasscanbeaccessedonlybytheclassesinthesamepackage.Whichmodifiershouldbeusedtoobtaintheaccesscontrol?()