In C program, it is convenient to use a ______ to exit from a loop.
A.end
B.break
C.stop
D.quit
第1题:
Oneoftheusecasesinyourwebapplicationusesmanysession-scopedattributes.Attheendoftheusecase,youwanttoclearoutthissetofattributesfromthesessionobject.Assumethatthisstaticvariableholdsthissetofattributenames:201.privatestaticfinalSetUSE_CASE_ATTRS;202.static{203.USE_CASE_ATTRS.add("customerOID");204.USE_CASE_ATTRS.add("custMgrBean");205.USE_CASE_ATTRS.add("orderOID");206.USE_CASE_ATTRS.add("orderMgrBean");207.}Whichcodesnippetdeletestheseattributesfromthesessionobject?()
A.session.removeAll(USE_CASE_ATTRS);
B.for(Stringattr:USE_CASE_ATTRS){session.remove(attr);}
C.for(Stringattr:USE_CASE_ATTRS){session.removeAttribute(attr);}
D.for(Stringattr:USE_CASE_ATTRS){session.deleteAttribute(attr);}
E.session.deleteAllAttributes(USE_CASE_ATTRS);
第2题:
下列各个选项中对字符数组赋字符串的语句中,错误的是( )。
A.char s[10];s="program";
B.char s[]="program";
C.char s[10]="program";
D.char s[10]; strcpy(s,"program");
第3题:
第4题:
Thetelesalesforcerequestedadditionalwaystoterminatetheautomatedpollingquestionnaire.Inadditiontothedefaultfunctionality,youprovideamenuitemandabuttonforthispurpose.Adheringtoefficientcodingpractices,whichPL/SQLcodedoyouuseforthemenuitemandthebutton?()
A.EXIT
B.EXIT_FORM
C.DO_KEY(‘Key-Exit‘)
D.DO_KEY(‘EXIT_FORM‘)
第5题:
在工资.DBF第4条记录后插入一条空白记录的命令是______。
A.USE 工资 GO4 INSERT BEFORE
B.USE工资 GO4 INSERT BLANK
C.USE工资 SKIP 4 INSERT BEFORE
D.USE工资 SKIP INSERT BEFORE
第6题: