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WorksheetsSystem Integration and Security - Worksheet MCQs
Total questions: 50
Worksheet time: 25mins
The following algorithm is a symmetric encryption algorithm.
Triple –DES, RC4, RC5, Blowfish
Triple –DES, RC4, RC5, IDEA
RC4, RC5, IDEA, Blowfish
IDEA, Blowfish, AES, Elliptic Cure
Who will benefit from the integration system?
Customer
Organizers of the enterprise
The people participate in the system
Everybody
What contents are Information System included?
Historical data analysis, Process consistency, Exception reporting, security of data, Transparency to users
Data consistency, Data accessibility, Exception reporting, Historical data analysis, Process consistency
Data consistency, Data accessibility, Exception reporting, security of data, Transparency to users
Historical data analysis, Process consistency, Historical data analysis, Calculations on data
Briefly describe 5 advantages for integrating legacy systems.
Business Process Automation/Streamlining, Cost Savings, e-Commerce Support, Information Management, Common Security Infrastructure
Business Process Automation/Streamlining, Cost Savings, e-Commerce Support, increasing data quality, may be cheaper to integrate existing legacy systems than build or acquire completely new system
may be cheaper to integrate existing legacy systems than build or acquire completely new system, can be integrated across organizational boundaries in order to provide e-commerce capability, can be achieved by elimination of manual information processing, Integration of systems can aid in encouraging data standardization, increasing data quality, and increasing data accessibility throughout the enterprise. Integration of legacy systems into common enterprise security infrastructure
Information Management, Common Security Infrastructure, may be cheaper to integrate existing legacy systems than build or acquire completely new system, can be integrated across organizational boundaries in order to provide e-commerce capability, Integration of legacy systems into common enterprise security infrastructure
Describe the disadvantages of the Agile software development lifecycle.
The user may not have time to work with the developers, not suitable for systems that require a high degree of verification and validation
Not suitable for systems that require a high degree of verification and validation, Non-functional or system properties are difficult to plan
The user may not have time to work with the developers, Non-functional or system properties are difficult to plan
Not suitable for systems that require a high degree of verification and validation, Non-functional or system properties are difficult to plan, the user may not have time to work with the developers
The technologies support for integration System are
RPC, Middleware, Web, DTML, HTML
Middleware, Web, XML, Distributed Objects
ODBC, LDAP, XML, Distributed Objects
OLE, COM+, Web, XML, Distributed Objects
The most important the values of Integration Heuristics
Do not care about the most complete
Build and maintain options as long as possible in the design and implementation of complex systems
Choose the elements so that independent as possible
Simplify the components in the system if possible
IPSec security protocols operate at layer
Only in the transport layer in the OSI model
from 4 layer to 7 layer in OSI model
Network Layer in OSI model
All are uncorrect
What’s the Software Development Life Cycle – SDLC?
Is a process to improve software products
Is active in a specific project plan
Is the time from when the software starts to form until it is no longer used anymore
All are correct
What are the main difference of the life cycles?
Number of stages implemented
Execution time of each stages
Emphasis, duration, and timing of each stages
All are correct
Building and maintaining options is an important system engineering heuristic. Why must system engineers follow this heuristic?
often complex with many unanticipated problems that can arise
flexibility to deal with these problems
a and b are correct
a and b are wrong
Integrated Security includes
Firewalls, Authentication, Integrity, Nonrepudiation, Confidentiality
Firewalls, Authentication, Integrity, Authorization, Confidentiality
Firewalls, Authentication, Integrity, Authorization, Confidentiality
Firewalls, Nonrepudiation, Integrity, Authorization, Confidentiality, Authentication
Why are you integrating?
Adaptable systems and processes, Integrated security, Management information, Reliable and recoverable systems, Economies of scale
Streamlined business processes, Replaceable components, Adaptable systems and processes, Integrated security, Economies of scale
Management information, Reliable and recoverable systems, Streamlined business processes, Replaceable components, Economies of scale
Adaptable systems and processes, Streamlined business processes, Management information, Support for electronic commerce, Integrated security, Replaceable components, Economies of scale
How do you select a system development life cycle for a system integration project?
Suitability for small development team, Customizability/Flexibility of approach, Market adoption
Compatibility with distributed teams, Ability to handle rapidly changing (unstable) set of requirements, Emphasis on quality measurement
Size of product, Implementation cost, Built-in support for prototyping
All are correct
What Integration System is the easiest to perform all models?
Data Integration
Application Integration
Process Integration
Presentation Integration
The order of the software life cycle phase
Preliminary Investiation, Analysic, Design, Development/Construction, Testing, Implementation, Maintenance
Preliminary Investiation, Analysic, Design, Testing, Implementation, Maintenance, Development/Construction
Design, Development/Construction, Testing, Implementation, Maintenance, Development/Construction, Preliminary Investiation
Preliminary Investiation, Analysic, Design, Implementation, Maintenance, Development/Construction
The integrated models include
Presentation Integration, Security Integration, Functional Integration
Data Integration, Network Integration, Functional Integration
Functional Integration, Enviroment Integration, Presentation Integration
Presentation Integration, Data Integration, Functional Integration
System integration life cycle differs from Software Development Life Cycle are
Legacy system analysis, Testing and Dependencies
Legacy system analysis, Accessibility of legacy information constrains the design, Testing and Dependencies
integration, adaptation and Accessibility of legacy information constrains the design,
stages of operation, flexibility and resilience,
Changes in underlying databases may affect GUI, Data may be inconsistent, API’s may not fully support information requirements, these are the disadvantages of the integrated model
Data Integration
Presentation Integration
Functional Integration
all right
The protocol for securing e-mail is
GPG, S/MINE
SHA-1, S/MINE
CAST-128 / IDEA/3DES
Kerberos, X.509
What are two architectures for Data Integration?
data exchange is used with controlled data duplication, instead of on-line update.
Using a data conversion system on a unified format before using or in combination with database synchronization from the component database
Convert component databases into messages or use the database to extract data elements
No specific architecture for data integration
Maintenance can be difficult and data may be inconsistent, these are the characteristics of the integrated model
Data Integration and Functional Integration
Presentation Integration and Functional Integration
Data Integration and Presentation Integration
all right
Security services includes:
Authentication, Login, Data Confidentiality
Authentication, Data Integrity, Data Confidentiality
Authentication, Non-repudiation, Access control
Authentication, grant, Access control
When is it Appropriate to use the Presentation Integration Model
Presentation models are Executive dashboards or Operational status displays
Information presentation is through application API’s, Cannot access databases directly
Integrate with an application whose only useful and implementable integration base interface or dashboards, cannot access databases directly
Databases are independent – No coupling, Cannot access databases directly
According to the text, integration can occur at which three points in an application?
The hardware, the network, or the software layer.
The client, the server, or the database layer.
The presentation, the functional, or the data layer.
The input, the processing, or the output layer.
One of the most important outcomes of integration is to reduce the level of interdependency between components. What is this concept called?
Black box integration
Coupling
Screen scraping
Semantics
Which integration approach exposes the internals of the application or database to the integrator?
Black box integration
Plug-and-play integration
White box integration
Functional integration
Which technology is popularly used for integrating systems under the Presentation Integration Model?
Database gateways
Workflow engines
APIs
Screen scraping
What are the three specific types of Functional Integration mentioned in the text?
Data consistency, multistep process, and plug-and-play components
Screen scraping, database gateway, and message passing
Presentation, functional, and data
White box, black box, and gray box
"Straight-through processing" is another name for which type of integration?
Data Consistency
Component Integration
Multistep Process Integration
Presentation Integration
Which integration model is described as the most important and robust, but also the most complex to implement?
Presentation Integration
Functional Integration
Data Integration
White Box Integration
In Component Integration (Plug-and-Play), what analogy is often used to visualize the concept?
A spider web
An assembly line
Tinker toys
A dictionary
Which integration model is considered the "simplest form" but also the "most limiting"?
Functional Integration
Data Integration
Multistep Process Integration
Presentation Integration
The systems following are RPC
Sun RPC, DCE RPC, CORBA
Microsoft DCOM, Microsoft.NET Remoting
Java RMI, XML RPC, SOAP
All of the above
The purpose of the network integration is
These services must be configured to trust each other
Easy data exchange between services each other
Increase the linkages between the components in the network
All right
Please provide the name of the main styles integration systems
File Transfer, Shared Database, Remote Procedure Invocation, Integration Guidelines
File Transfer, Shared Database, Remote Procedure Invocation, Messaging
File integration, Shared Database, Remote Procedure Invocation, Messaging
Integration Guidelines, File integration, Shared Database, Remote Procedure Invocation
Data Integration Common Mistakes
Take more storage spaces for data integration
High cost
Difficult to apply in practice
Testing without a sufficient set of real data, Waiting for the data analyst to finish developing the perfect schema
.................................are the fundamentals of system security
Authentication, access control, Login
Authentication, access control and Data Confidentiality
Authentication, access control, and auditing
Authentication, access control and Non-repudiation
How many types of middleware are mentioned based on the list: Asynchronous communication, Subscribe Messaging, CORBA, ACID?
Two
Three
Four
Five
To ensure you use symmetric encryption securely, which statement is correct?
Have a good encryption algorithm, a secret key known by the recipient, and channels to distribute the secret key
Have a suitable channel and a secret key known by the recipient
Have a good encryption algorithm and a secret key known by the recipient
All of the above
SSL security constraints operate on which layer?
Network, Transport
Network, Session
Application, Session
None of the above
When were architectural mismatches found?
Integrated story systems
Integrated analytical systems
Integrated historical systems
Integrated legacy systems
When renting a VPN solution, which type of attack do you need to consider?
Denial of Service (DoS) attacks; Internet viruses
Distributed Denial of Service (DDoS) attacks
Data confidentiality; IP spoofing
Network mapping; Internet viruses
Active Directory Services perform which functions?
Organization and construction of domains; authentication and authorization for objects
Only Windows Server security services and object authentication/authorization
Only authentication and granting rights for users and groups
Resource and user management; authentication; granting rights for users and groups; supervising user activities
What is a naming service?
Software that converts a name into a physical address and reverse
Software that converts an IP address into a host name
Software that converts a name into a physical address
Software that determines the resource on the network
What port is FTP used on?
21
25
23
80
HTTPS uses which port?
443
80
53
21
When installing Windows 2000/2003 Server on an NTFS system, there are no display tables for Security in the Security tab. What should be done?
Update Windows 2000 but not before installing Remote
Install Windows Server 2000 multiple times
Assume Windows 2000 is not copyrighted
All are correct
What is naming?
The name of the object reference
The name of the binding activity of the object
Names of objects on network activities
All of the above
How does the text describe the requests used in the Data Consistency type of integration compared to Multistep Process integration?
Data consistency requests are stateless, whereas multistep process requests must maintain state
Data consistency requests are always synchronous, whereas multistep process requests are always asynchronous
Data consistency requests require a workflow engine, whereas multistep process requests do not
Data consistency requests are complex and multidirectional, whereas multistep process requests are simple and one-way
