什么是“第一类错误(Type Ⅰ error)”?
第1题:
GiventhisfragmentfromaJavaEEdeploymentdescriptor:341.<error-page>342.<exception-type>java.lang.Throwable</exception-type>343.<location>/mainError.jsp</location>344.</error-page>345.<error-page>346.<exception-type>java.lang.ClassCastException</exception-type>347.<location>/castError.jsp</location>348.</error-page>IfthewebapplicationassociatedwiththefragmentabovethrowsaClassCastException.Whichstatementistrue?()
A.Thedeploymentdescriptorisinvalid.
B.ThecontainerinvokesmainError.jsp.
C.ThecontainerinvokescastError.jsp.
D.NeithermainError.jspnorcastError.jspisinvoked.
第2题:
A.CLEAN
B.CODE
C.AND
D.ERROR.TYPE
第3题:
清使用VC6或使用【答题】菜单打开考生文件夹projl下的工程projl,此工程中包含了类Pets(“宠物”) 和主函数main的定义。程序中位于每个“//ERROR****found ****”之后的一行语句有错误,请加以改 正。改正后程序的输出结果应为: Name:sonny Type:dog Name:John Type:dog Name:Danny Typc:cat Name:John Type:dog 注意:只修改每个“//ERROR ****found ****”下的那一行,不要改动程序中的其他内容。 include<iostream> using namespace sm; enum Pets_type{d09,cat,bird,fish}; class Pets{ private: char *name; Pets_type type; public: Pets(const char *name=”sonny”,Pets_type type=dog); Pets&operator=(const Pets&s); ~Pets; void showeonst;}; Pets::Pets(eonst char$naIne,Pets_type type) //构造函数 { This ->name=new char[strlen(name)+1]; strcpy(this一>name,name); //ERROR *********found********* type=type; }{ Pets::~Pets//析构函数,释放name所指向的字符串 { //ERROR *********found********* name=’/0‘; } Pets&Pets::0perator=(const Pets&s){ if(&s==this)//确保不要向自身赋值 return *this; delete[]name; name=new char[strlen(S.name)+1];//ERROR *********found********* strcpy(this一>nmne,name); type=S.type: return *this;} void Pets::showconst cout<<“Name:”<<name<<”Type:”: Pets mypetl,mypet2(’’John”,dog);
第4题:
SSEC代表什么意思?()
第5题:
A.callback
B.IP address
C.纠错(error correction)
D.认证类型(authentication type)
第6题:
A.An error will occur.
B.Data passed between the client and the server is encrypted.
C.User IDs and passwords are passed to the server unencrypted.
D.User IDs and passwords are encrypted before they are passed to the server.
第7题:
A. store and forward
B. fragment-free
C. adaptive cut-through
D. fast-forward
第8题:
A. var fragment Fragment = new(GetPodAction)
B. var fragment Fragment = GetPodAction
C. var fragment Fragment = &GetPodAction{}
D. var fragment Fragment = GetPodAction{}
第9题:
什么是“第二类错误(Type Ⅱ error)”?
第10题:
PHP文件上传时,可以返回上传文件错误代码的数组成员是()。