IS310 Exam4 Vocab Chap 13

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tttran1
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IS310 Exam4 Vocab Chap 13
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2011-12-11 23:42:29
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IS310 Exam4 Vocab Chap 13
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Vocab for Chap 13
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  1. access control list (ACL)
    a list describing rights granted or denied to users, groups, and computers for accessing network resources
  2. Active Directory
    a directory service and security system built into Windows Server
  3. business logic layer
    the software layer that carries out the rules and procedures of business processing
  4. business-to-business (B2B)
    the interconnection of a company's information systems with customer and supplier information systems to improve efficiency
  5. client
    a program or computer that requests services from another program or computer
  6. client/server architecture
    a method of organization software to provide and access distributed information and computing resources; divides software into two classes-client and server
  7. cloud computing
    a cloud-based approach to distributing and accessing software and hardware services across the Internet
  8. Common Object Request Broker Architecture (CORBA)
    an industry-wide interoperability standard specifying the middleware that objects use to interact across networks
  9. component
    a standardized, interchangeable softwaer module that's executable, has a unique indentifier, and has a well-known interface
  10. Component Object Model Plus (COM+)
    a Microsoft specifications for component interoperability; defines component registration, message-routing services, and a component communication protocol
  11. data layer
    the software laer that manages stored data, usually in the databases
  12. directory services
    middleware that stores the name and network address of distributed resources, responds to directory queries, accepts directory updataes, and synchronizes directory copies
  13. distributed computing/ distributed processing
    spreading parts of an information system across many computer systems and locations
  14. Distributed Computing Environment (DCE)
    a standard for distributed OS services defined by the Open Group Standard; covers network directory services, file-sharing services, RPC, remote thread execution, system security, and distributed resource management
  15. Domain Name System (DNS)
    a name-resolution protocol used on the Internet; makes use of dynamic connections to find requested IP addresses
  16. dynamic connections
    a more complex, but flexible, approach to remote resource access, in which connections between a client and a server or remote resources aren't established until the time of the access request
  17. Enterprise JavaBeans (EJBs)
    Java components that run in a business container on a server; capable of performing complex, behind-the-scenes processing
  18. Extensible Markup Lanuage (XML)
    an extension of HTML that describes the structure, format, and content of documents
  19. File Transfer Protocol (FTP)
    an older Web protocol that specifies a client/server request and resource language for copying files from one Internet host to another
  20. HTTPS
    a secure version of HTTP that encrypts HTTP requests and responses
  21. Hypertext Markup Lanaguage (HTML)
    a device-independent formatting languages that describes Web document and how servers respond to those requests
  22. Hypertexxt Transfer Protocol (HTTP)
    a Web protocol that specifies the language by which clients request documents and how servers respond to those requests
  23. infrastructure as a service (IaaS)
    a cloud-based architectural approach similar to PaaS, in which customers can configure application and system software for a generic platform as virtual servers and then deploy these servers to a third-party hosting site; often used to provide back-end storage services and large-scale computing infrastructures for running complex simulations
  24. internet
    a global collection of networks interconnected with TCP/IP
  25. Internet Inter-ORB Protocol (IIOP)
    a component message-passing protocol in CORBA
  26. Internet Message Access Protocol 4 (IMAP4)
    a protocol that extends POP3 to permanently store and manage e-mail messages on the server, which enables users to access stored e-mail from any Internet host
  27. intranet
    an internal private network that uses Internet protocols but is accessible only by a limited set of internal users; also describes privately accessible resources that are organized and delivered via one or more Web protocols over a TCP/IP network
  28. Java Platform, Enterprise Editon (Java EE)
    a family of standards for developing and deploying component-based distributed applications written in Java; follows a three-layer architecture, with the client, Web/business, and data tiers
  29. JavaServer Faces (JSF)
    Java components that enable developers to create user interfaces that run on a server but interact with a client Web browser or component
  30. JavaServer Pages (JSP)
    Server-side Java components that generate formatted Web pages by using embedded scripts
  31. Kerberos
    a security model that defines standard interactions between clients, services, and a trusted security service
  32. Lightweight Directory Access Protocol (LDAP)
    an Internet standard for directory services, based on the X.500 standard and adopted by the Internet Engineering Task Force
  33. location transparency or network transparency
    a characteristic of software and user interfaces meaning that local and remote resources are accessed in the same way
  34. middleware
    system software that "glues" together parts of a client/server or multier application and enables clients and servers or distributed components to locate and communicate with one another
  35. Multipurpose Internet Mail Extensions (MIME)
    a protocol that's an extension of SMTP; enables including nontext content in e-mail messages
  36. n-layer architectures or n-tier architectures
    a client/server architecture with more than three layers; used when processing requirements or data resources are complex
  37. named pipe
    a pipe with a name that's placed permanently in a file system directory; can communicate between processes on different computers
  38. Object Request Broker (ORB)
    a CORBA service that maintains a component directory and routes messages between components
  39. objectclass
    an LDAP concept that defines attributes common to all members of a class
  40. peer-to-peer (P2P) architecture
    a software architecture in which the roles of client and server are combined into a single application or group of related application
  41. pipe
    a region of shared memor through which mulitple processes executing on the same computer can exchange data; used for communicating betwen OS components, queuing requests to an OS service, and exchanging messages between program components
  42. platform as a service (PaaS)
    a cloud-based architectural approach in which an organization rents access to system software and hardware on which it installs its own application software and other services
  43. Post Office Protocol 3 (POP3)
    a protocol that standardizes the interaction between e-mail clients and servers so that client and server can run on different Internet hosts; e-mails are held on the server temporarily, downloaded to the client when a connection is established, and then deleted from the server
  44. Remote Procedure Call (RPC)
    a protocol that enables a process on one computer to call a process on another computer
  45. resource registry
    a database, maintained the resource locator, containing the names and locations of known resources and services on a network
  46. Secure Shell (SSH)
    an improved version of Telnet that encrypts data between client and server to address a major security issue in Telnet
  47. service-oriented architecture (SOA)
    a design philosophy under which operating systems and some application software are constructed as a set of services that can be accessed by both internal and external users and software components
  48. Simeple Mail Transfer Protocol (SMTP)
    the earliest e-mail protocol; defines how text messages are forwarded and routed between Internet hosts
  49. Simple Object Access Protocol (SOAP)
    an open standard, developed by the World Wide Web Consortium; has a simple programming interface and few infrastructure requirements
  50. software as a service (SaaS)
    a Web-based or cloud-based architectural approach in which users interact via a Web browser or other Web-enabled view laer with application software provided by a third party and installed on the provider's hardware
  51. static connection
    a mapping between a local resource name and a remote resource that must be initialized before use
  52. Telnet
    a Web protocol in which users on one Internet host can interact with another host's OS command layer; it emulates a VDT and is limited to interacting with command-line interfaces
  53. three-layer architecture or
    three-tier architecture
    a variation of client/server architecture that divides software into three client or server processes called layers: the view layer, the business logic layer, and the data layer
  54. Uniform Resource Locator (URL)
    a unique identification for a Web resource, composed of a protocol, host, port, and resource
  55. view layer
    the software layer that accepts user input and formats and displays processing results
  56. World Wide Web (WWW)
    • referred to as just "the Web,"
    • a collection resources that can be accessed over the Internet by standard protocols, such as HTTP

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