A. Disk drive size
B. IP address
C. Acceptable outage time
D. Operating system version
第1题:
publicstaticIteratorreverse(Listlist){Collections.reverse(list);returnlist.iterator();}publicstaticvoidmain(String[]args){Listlist=newArrayList();list.add(”1”);list.add(”2”);list.add(”3”);for(Objectobj:reverse(list))System.out.print(obj+,”);}Whatistheresult?()
A.3,2,1,
B.1,2,3,
C.Compilationfails.
D.Thecoderunswithnooutput.
E.Anexceptionisthrownatruntime.
第2题:
【多选题】(4-3)初始了如下二维数组,()能够遍历该二维数组。 int [ ][ ] arr={{3,4,5},{7,8,2},{1},{6,2,8}};
A.for(int i=0;i<arr.length;i++) for(int j=0;j<arr.length;j++) System.out.println(arr[i][j]);
B.for(int i=0;i<arr.length;i++) for(int j=0;j<arr[i].length;j++) System.out.println(arr[i][j]);
C.for(int i=0;i<arr.length;i++) for(int x:arr[i]) System.out.println(x);
D.for(int list:arr) for(int x:list) System.out.println(x);
E.for(int[ ] list:arr) for(int x:list) System.out.println(x);
第3题:
写出以下代码的输出结果: public class Test{ public static void main(String[] args){ int list[] = {1,2,3,4,5,6}; for(int i = 1; i < list.length; i++) list[i] = list[i - 1]; for(int i = 0; i < list.length; i++) System.out.print(list[i] + " "); } }
第4题:
A.Arotatingitemisanindividualitemthatisdefinedwithacommonitemnumber.Anitemisdesignatedasrotatingbecauseonewantstobeabletocreateindividualassetrecordsbyusingtheinformation(Classification,Specification,andItemAssemblyStructure)containedontheitemrecord.
B.Arotatingitemisasetofitemsthataredefinedwithaspecificcode.Anitemisdesignatedasrotatingbecauseonedoesnotwanttobeabletocreateindividualassetrecordsbyusingtheinformation(Classification,Specification,andItemAssemblyStructure)containedontheitemrecord.
C.ArotatingitemisasetofkitsthataredefinedwithaspecificdescriptionandGL.Anitemisdesignatedasrotatingbecauseonehasthesinglecosttomanagepreferstobeabletocreateindividualassetrecordsbyusingtheinformation(Classification,Specification,andItemAssemblyStructure)containedontheassemblyrecord.
D.Arotatingitemisanindividualitemthatisdefinedwithacommonitemnumberandcanbeasparepart.Anitemisdesignatedasrotatingbecauseonewantstobeabletocreatemultipleassetrecordsbyusingtheinformation(Classification,Specification,andItemAssemblyStructure)containedontheitemsetrecords.
第5题:
18、在Google搜索引擎中,检索“Information-System-Management”表示的意思是:
A.表示专业术语检索,此时的ISM三个大写字母被视为必须大写
B.表示词组检索
C.-表示AND,就是三个词语必须都出现
D.-表示NOT,表示只能有Information,去掉System和Management
第6题:
下面的程序会抛出什么异常类型? public class Test { public static void main(String[] args) { int[] list = new int[5]; System.out.println(list[5]); } }
A.ArithmeticException
B.ArrayIndexOutOfBoundsException
C.StringIndexOutOfBoundsException
D.ClassCastException