Deck 12: Designing Distributed and Internet Systems

Question 1

Designing distributed and Internet systems is much like designing ________ location systems.

A)Client
B)Multi
C)Single
D)Double

Answer 1

C

Question 2

A(n)________ is a computing server where data analysis functions primarily reside.

A)API
B)Application server
C)File server
D)Virtual machine

Answer 2

B

Question 3

The ________ functions of an IS transform inputs into outputs,including simple summarization to complex mathematical modeling such as regression analysis.

A)Data presentation
B)Data analysis
C)Middleware
D)Data management

Answer 3

B

Question 4

A(n)________ is the act of creating virtual (rather than physical)versions of a variety of computing capabilities including hardware platforms,operating systems,storage devices,and networks.

A)Virtualization
B)Virtual machine
C)Middleware
D)API

Question 5

In a file server configuration,each file server acts as an additional hard disk for each client ________.

A)LAN
B)WAN
C)Database engine
D)PC

Question 6

A(n)________ is a combination of hardware,software and communication technology that brings data management,presentation,and analysis together into a three-tiered (or n-tiered)client/server environment.

A)API
B)Middleware
C)Data management
D)Virtual machine

Question 7

Which of the following is NOT a feature of an application program in a file server model?

A)User interface
B)Record locking
C)Database processing
D)Generate queries

Question 8

Which of the below is NOT the limitations of file servers?

A)Excessive data movement
B)The need for a powerful client workstation
C)Handle integrity and security
D)Decentralized data control

Question 9

The ________ functions of an IS manage just the interface between system users and the software,including the display and printing of forms and reports and possibly validating system inputs.

A)Data presentation
B)Data analysis
C)Middleware
D)Data management

Question 10

Which of the following is NOT a feature of a file server in a file server model?

A)File storage
B)Significant LAN traffic
C)Acts like extra hard disk to client
D)Process or scans tables

Question 11

A(n)________ refers to the software building blocks that are used to ensure that common system capabilities,such as user interfaces and printing,as well as modules are standardized to facilitate data exchange between clients and servers.

A)Application server
B)File server
C)API
D)Virtual machine

Question 12

The ________ is the portion of the client/server database system that provides the user interface and data manipulation functions.

A)Client
B)File server
C)Database engine
D)LAN

Question 13

________ is the cabling,hardware,and software used to connect workstations,computers and file servers located in a confined geographical area.

A)WAN
B)LAN
C)File server
D)RAM

Question 14

The ________ functions of an IS manage all interaction between software and files and databases,including data retrieval/querying,updating,security,concurrency control,and recovery.

A)Data presentation
B)Data analysis
C)Middleware
D)Data management

Question 15

File servers transfer files when data are requested from a ________.

A)Client
B)PC
C)LAN
D)Database engine

Question 16

A ________ is a device that manages file operations and is shared by each client PC attached to a LAN.

A)File server
B)WAN
C)LAN
D)Database engine

Question 17

A(n)________ is a software emulation of a physical computer system,both hardware and operating system,that allows more efficient sharing of physical hardware resources.

A)API
B)Application server
C)File server
D)Virtual machine

Question 18

Three-tiered client/server is an advanced client/server architecture in which there are three logical and distinct applications-________,presentation,and analysis-that are combined to create a single information system.

A)File server
B)Database engine
C)Data management
D)Middleware

Question 19

A ________ is the (back-end)portion of the client/server database system running on the server that provides database processing and shared access functions.

A)User
B)Client
C)File server
D)Database engine

Question 20

Client/server architecture is a ________-based computing environment in which a central database server or engine performs all database commands sent to it from client workstations,and application programs on each client concentrate on user interface functions.

A)WAN
B)LAN
C)Client
D)PC

Question 21

Each PC and workstation on a WAN is typically within a few hundred feet of another,with a total network cable length of less than one mile.

Question 22

Excessive data movement is a limitation when using file servers on WANs.

Question 23

Which cloud computing characteristic specifies that the cloud services are accessible from almost anywhere and from almost any Web-enabled device?

A)Rapid Elasticity
B)Broad Network Access
C)Resource Pooling
D)On-Demand Self-Service

Question 24

A thin client is a client device designed so that most processing and data storage occur on the ________.

A)Middleware
B)Database engine
C)Client
D)Server

Question 25

Decentralized data control is a benefit when using file servers on LANs.

Question 26

What are the benefits of creating three-tiered client/server architecture?

Question 27

Compare and contrast a file server vs the client/server architectures.

Question 28

Application program interface is the (front-end)portion of the client/server database system that provides the user interface and data manipulation functions.

Question 29

What are the advantages of a client/server architecture?

Question 30

In advanced architectures,data analysis can reside on a powerful application server,resulting in substantially faster response times for users.

Question 31

In the typical client/server architecture,all database recovery,security,and concurrent access management are centralized at the server; this is the responsibility of each user workstation in a simple LAN.

Question 32

Define a client/server architecture.

Question 33

An improvement in LAN-based systems is the client/server architecture in which application processing is divided (not necessarily evenly)between client and server.

Question 34

Each client workstation must devote memory to a full version of the DBMS,there is less room on the client PC to rapidly manipulate data in high-speed random access memory (RAM).

Question 35

Define middleware.Provide an example to illustrate the usefulness of middleware.

Question 36

When designing distributed and Internet systems,the deliverable is a document that will consolidate the information that must be considered when implementing a system design.

Question 37

Which cloud computing characteristic allows for most flexibility,meaning users can access cloud resources in a buffet-style fashion on an as-needed basis without the need for lengthy negotiations with the service provider?

A)Rapid Elasticity
B)Broad Network Access
C)On-Demand Self-Service
D)Resource Pooling

Question 38

Which cloud computing characteristic provides computing resources that can be scaled up or down almost instantaneously and often automatically,based on user needs?

A)Rapid Elasticity
B)Broad Network Access
C)On-Demand Self-Service
D)Measured Service

Question 39

Define file server.What are the limitations of a file server?

Question 40

What are the characteristics of a cloud computing model?

Question 41

________ specifies that service is typically provided using a utility computing model where customers pay only for what they use.

A)Resource Pooling
B)Measured Service
C)On-Demand Self-Service
D)Broad Network Access

Question 42

A(n)________ cloud does not free an organization from the issues associated with managing the cloud infrastructure,but it does give the organization a high degree of customizability,flexibility,and control over their data and applications.

A)Private
B)Public
C)External
D)Network

Question 43

In the ________ model,only the basic capabilities of processing,storage,and networking are provided.Hence,the customer has the most control over the resources.

A)IaaS
B)PaaS
C)SaaS
D)DBMS

Question 44

Which of the following is a feature of a public cloud?

A)Privacy
B)Centralized
C)Owned by client
D)Pay per use

Question 45

Which of the following is a feature of a private cloud?

A)Control
B)Flexible
C)Standardized
D)Fast and easy setup

Question 46

________ specifies that rather than renting out space or time to each customer on one specific,physical machine,cloud providers manage multiple distributed resources that are dynamically assigned to multiple customers based on their needs.

A)Rapid Elasticity
B)Broad Network Access
C)On-Demand Self-Service
D)Resource Pooling

Question 47

Which characteristic focuses on balancing the benefits and costs of the flexibility and scalability the cloud offers?

A)Viability
B)Openness
C)Costs
D)Reliability

Question 48

In the ________ model,customers can run their own applications,which are typically designed using tools provided by the service provider.

A)IaaS
B)SaaS
C)PaaS
D)DBMS

Question 49

Which characteristic focuses on the issue of interoperability which the organizations face?

A)Viability
B)Openness
C)Reliability
D)Diversity of Offerings

Question 50

Services in a(n)________ cloud can be used by any interested party on a pay-per-use basis; hence,they are often used for applications that need rapid scalability.

A)Internal
B)Network
C)Private
D)Public

Question 51

Which characteristic specifies that when sensitive data are concerned,organizations have to question how secure the data will be from outside intruders,how the privacy of customer data will be protected,and whether the data storage complies with regulations such as the Sarbanes-Oxley Act,HIPAA,etc.?

A)Viability
B)Security,Privacy,and Compliance
C)Diversity of Offerings
D)Costs

Question 52

In the ________ model,the customer uses only applications provided via a cloud infrastructure.Typically,such applications include Web-based e-mail services and Web-based productivity suites.

A)PaaS
B)SaaS
C)IaaS
D)DBMS

Question 53

________-oriented architecture is a software architecture in which business processes are broken down into individual components that are designed to achieve the desired results for the service consumer.

A)Service
B)Object
C)Client
D)Server

Question 54

Which factor specifies that organizations must ensure that acceptable support capabilities and personnel are available,especially for mission-critical applications,to rapidly solve technical issues when they arise?

A)Scalability
B)Reliability
C)Openness
D)Costs

Question 55

In the ________ model,the user has control over the applications but has limited or no control over the underlying infrastructure.

A)SaaS
B)IaaS
C)PaaS
D)data

Question 56

Which characteristic is concerned with the stability of the service provider in the long run?

A)Costs
B)Scalability
C)Viability
D)Diversity of Offerings

Question 57

Which characteristic specifies that organizations have to carefully evaluate to what extent the provider will be able to meet current and future business needs in terms of data storage,transaction volumes,and so on?

A)Scalability
B)Reliability
C)Viability
D)Diversity of Offerings

Question 58

A(n)________ cloud is internal to an organization and can help the organization to balance demand and supply of computing resources within the organization.

A)Public
B)Private
C)External
D)Network

Question 59

Applications under the ________ model are typically easiest to deploy,because the customer does not have to worry about maintaining or updating the software,the underlying platform,or the hardware infrastructure.

A)SaaS
B)IaaS
C)PaaS
D)data

Question 60

Which characteristic specifies that an important question to ask from the organization side is which provider can offer the services needed both presently and in the future?

A)Viability
B)Openness
C)Security,Privacy,and Compliance
D)Diversity of Offerings

Question 61

A private cloud frees an organization from the issues associated with managing the cloud infrastructure.

Question 62

According to the ________ service principle,a service should work with any other service.

A)Reliability
B)Reusability
C)Interoperability
D)Componentization

Question 63

What are the types of clouds?

Question 64

Thin clients are most appropriate for doing a minimal amount of client-side processing,essentially displaying information sent to the client from the server.

Question 65

In order to achieve greater flexibility and agility,organizations have tried to move away from deploying large,monolithic applications in favor of object-oriented architecture.

Question 66

According to the ________ service principle,a service should be usable in many different applications.

A)Reliability
B)Reusability
C)Interoperability
D)Componentization

Question 67

The software system that makes a request is called a service requester,whereas the software system that would process the request and provide the response is called a service provider.

Question 68

________ is an Internet authoring language that allows designers to create customized tags,enabling the definition,transmission,validation,and interpretation of data between applications.

A)JAVA
B)HTML5
C)HTML
D)XML

Question 69

A public cloud infrastructure is shared among different companies,with different applications running on the same hardware; as a result,it is impossible for organizations to know where exactly (physically)the data are located,and thus auditing who has access to the data is extremely difficult,if not impossible.

Question 70

Define Web service.List some of the more common languages and technologies associated with Web service.

Question 71

In the platform as a service (PaaS)model,customers cannot run their own applications,which are typically designed using tools provided by the service provider.

Question 72

A Web service is a method of communication between two electronic devices over a ________.

A)Network
B)Server
C)Client
D)Device

Question 73

An increasingly popular approach for formatting data within a Web service environment is JavaScript Object Notation.

Question 74

According to the ________ service principle,a service should be simple and modular.

A)Reliability
B)Reusability
C)Interoperability
D)Componentization

Question 75

To allow for most flexibility,users can access cloud resources in a buffet-style fashion on an as-needed basis without the need for lengthy negotiations with the service provider; in many cases,resources in the cloud are accessible by the customer with no need for human interaction with the provider.

Question 76

What issues should management consider when implementing cloud computing in the organization?

Question 77

What are the three main principles used in SOA to achieve the benefits of use and reuse?

Question 78

Describe the three types of service models.

Question 79

Define service-oriented architecture.Why would a company want to implement this architecture?

Question 80

________ is a lightweight data interchange approach that is relatively easy for humans to understand and for computers to generate or interpret.

A)SOAP
B)JSON
C)XML
D)REST