网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
Relational Model表示（）。
A
关系模型
B
数据结构
C
网络
D
实体
参考答案
参考解析
解析：
暂无解析
更多 “单选题Relational Model表示（）。A 关系模型B 数据结构C 网络D 实体” 相关考题
考题
Approaches towards reading and listening are __________.
A.the bottom-up model and the top-down modelB.the bottom-up model and the interactive modelC.the bottom-up modelD.the top-down model and the interactive model
考题
System analysis is traditionally done top-down using structured analysis based on（ ）. Object-oriented analysis focuses on creation of models. The three types of theanalysis model are（ ）. There are two substages of object-oriented analysis.（ ）focuses on real-world things whose semantics the application captures. The object constructedin the requirement analysis shows the（ ）of the real-world system and organizes it intoworkable pieces.（ ）addresses the computer aspects of the application that are visible tousers. The objects are those which can be expected to vary from time to time quite rapidly.A.functional decomposition B.object abstraction C.data inheritance D.information generalization A.function model，class model and state model B.class model，interaction model and state model C.class model，interaction model and sequence model D.function model，interaction model and state model A.Static analysis B.Semantic analysis C.Scope analysis D.Domain analysis A.static structure B.system components C.data flows D.program procedures A.Program analysis B.Function requirement C.Application analysis D.Physical model
考题
● (73) is a query language for manipulating data in a relational database.(73) A. AssembleB. SQLC. C++D. Fortran
考题
假定一个工程由一个窗体文件Form1和两个标准模块文件Model1及Model2 组成。 Model1代码如下： Public X As Integer Public Y As Integer Sub S1（ ） x=1 S2 End Sub Sub S2（ ） y=10 Form1．Show End Sub Model2的代码如下： Sub Main（ ） S1 End Sub 其中Sub Main被设置为启动过程。程序运行后，各模块的执行顺序是（ ）。A.Form1→Model1→Model2B.Model1→Model2→Form1C.Model2→Model1→Form1D.Model2→Form1→Model1
考题
（73)is a query language for manipulating data in a relational database.A.AssembleB.SQLC.C++D.Fortran
考题
The relational database model requires the data be(110)through programs that don't rely on the position of the data in the database. This is in direct(111)to the other database mode, where the program has to follow a series of pointers to the data it seeks. A program(112)a relational database simply asks for the data it seeks; the DBMS performs the necessary searches and(113)the information. The(114)on how the search is done are specific to the DBMS and vary from product to product.A．accessedB．movedC．readD．wrote
考题
(73) is a query language for manipulating data in a relational database.A.Assemble SX
（73） is a query language for manipulating data in a relational database.A.AssembleB.SQLC.C++D.Fortran
考题
Whichinformationisrequiredtogetthefeatureactivationcodes()
A.machineserialnumber，model，andmachinesignatureB.model，disksize，andmachineserialnumberC.model，StorageManagerversion，andmachinesignatureD.model，WWNN，andmachineserialnumber
考题
Arelation(from the relational database model)consistsof(由⋯⋯组成)a set of tuples(元组),whichimplies(意味着)that().
A.all tuples in a relation must be distinct(独一无二的)B.every relation has a key(键)C.all of the aboveD.for any two tuples,the values associated with one or more of thei rattributes(属性)must differ
考题
（72）A．function model，class model and state modelB．class model，interaction model and state modelC．class model，interaction model and sequence modelD．function model，interaction model and state model
考题
● (73) is a query language for manipulating data in a relational database.(73)A. AssembleB．SQLC． C++D． Fortran
考题
System analysis is traditionally done top-down using structured analysis based on（ ）.Object-oriented analysis focuses on creation of models.The three types of theanalysis model are（请作答此空）.There are two substages of object-oriented analysis.（ ）focuses on real-world things whose semantics the application captures.The object constructedin the requirement analysis shows the（ ）of the real-world system and organizes it intoworkable pieces.（ ）addresses the computer aspects of the application that are visible tousers.The objects are those which can be expected to vary from time to time quite rapidly.A.function model，class model and state model
B.class model，interaction model and state model
C.class model，interaction model and sequence model
D.function model，interaction model and state model
考题
System analysis is traditionally done top-down using structured analysis based on____.Object-oriented analysis focuses on creation of models.The three types of the analysis model are__请作答此选项__.There are two substages of object-oriented analysis.____focuses on real-world things whose semantics the application captures.The object constructed in the requirement analysis shows the____of the real-world system and organizes it into workable pieces.____addresses the computer aspects of the application that are visible to users.The objects are those which can be expected to vary from time to time quite rapidly.A.function model,class model and state model
B.class model,interaction model and state model
C.class model,interaction model and sequence model
D.function model,interaction model and state model
考题
The _____ is a general description of the architecture of a workflow management system used by the WFMC，in which the main components and the associated interfaces are summarized. A.waterfall model
B.workflow reference model
C.evolutionary model
D.spiral model
考题
The pair of words “lend”and “borrow”are （）.A、gradable oppositesB、relational oppositesC、co-hyponymsD、synonyms
考题
数据库领域中最常用的数据模型有四种，它们是（）。A、基本模型（Basic Model）B、关系模型（Relational Model）C、面向对象模型（Object Oriented Model）D、网状模型（Network Model）E、层次模型（Hierarchical Model）
考题
MVC的分层体系结构是（）。A、Model/View/ComponentsB、Model/View/ControllerC、Model/View/ClassD、Modem/View/Controller
考题
关于MVC下面说法正确的是（）A、MVC表示模型，视图，控制器B、在model 1体系结构中没有使用ServletC、model 1体系结构适合小型项目，开发效率较高，但大型项目会有维护问题D、JavaBean可以访问数据库
考题
Which three statements are true about the appliance of QoS models？（）A、the DiffServ model requires applications to signal the network with QoS requirementsB、the DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addressesC、the DiffServ model requires RSVPD、the best effort model is suitable for applications such as file transfer and e-mailE、the IntServ model requires applications to signal the network with QoS requirementsF、the IntServ model model attempts to deliver a level of service based on the QoS specified by each packet
考题
Which information is required to get the feature activation codes（）A、machine serial number， model， and machine signatureB、model， disk size， and machine serial numberC、model， Storage Managerversion， and machine signatureD、model， WWNN， and machine serial number
考题
多选题数据库领域中最常用的数据模型有四种，它们是（）。A基本模型（Basic Model）B关系模型（Relational Model）C面向对象模型（Object Oriented Model）D网状模型（Network Model）E层次模型（Hierarchical Model）
考题
多选题Which three statements are true about the appliance of QoS models？（）Athe DiffServ model requires applications to signal the network with QoS requirementsBthe DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addressesCthe DiffServ model requires RSVPDthe best effort model is suitable for applications such as file transfer and e-mailEthe IntServ model requires applications to signal the network with QoS requirementsFthe IntServ model model attempts to deliver a level of service based on the QoS specified by each packet
考题
问答题Is relational DBMS physical data model suitable for spatial data？如果不适合，有哪两类解决途径？
热门标签
最新试卷