多项选择题
Use the operators "<<"， ">>"， which statements are true？ （）
A. 0000 0100 0000 0000 0000 0000 0000 0000<<5 gives 1000 0000 0000 0000 0000 0000 0000 0000
B. 0000 0100 0000 0000 0000 0000 0000 0000<<5 gives 1111 1100 0000 0000 0000 0000 0000 0000
C. 1100 0000 0000 0000 0000 0000 0000 0000>>5 gives 1111 1110 0000 0000 0000 0000 0000 0000
D. 1100 0000 0000 0000 0000 0000 0000 0000>>5 gives 0000 0110 0000 0000 0000 0000 0000 0000
相关考题
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多项选择题
WhicharenotJavaprimitivetypes？（）
A. short
B. Boolean
C. unit
D. float -
单项选择题
1）classPerson{ 2）publicvoidprintValue（inti，intj）{/*…*/} 3）publicvoidprintValue（inti）{/*...*/} 4）} 5）publicclassTeacherextendsPerson{ 6）publicvoidprintValue（）{/*...*/} 7）publicvoidprintValue（inti）{/*...*/} 8）publicstaticvoidmain（Stringargs[]）{ 9）Persont=newTeacher（）； 10）t.printValue（10）； 11）} 12）} Whichmethodwillthestatementonline10call？（）
A. on line 2
B. on line 3
C. on line 6
D. on line 7 -
多项选择题
Whichstatementsaboutinheritancearetrue？（）
A. In Java programming language only allows single inheritance.
B. In Java programming language allows a class to implement only one interface.
C. In Java programming language a class cannot extend a class and implement a interface together.
D. In Java programming language single inheritance makes code more reliable.
