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Kriz Chapter 1
Study Guide
Question | Answer |
---|---|
In 1970, a key decision regarding MCI…. | Permitted MCI to provide limited long distance service in the US. |
In 1984 a federal judge broke up a highly contested telephone service monopoly and: | Divided AT&T into two parts: one part for long distance service, and the second part comprised of seven regional operating companies for local telephone service. |
In 1996 The U.S Congress replaced all current laws, FCC regulations and the consent decree for AT&T. It… | Set up the Telecommunications competition and Deregulation ACT. |
What is true in regards to the Telecommunications ACT of 1996? | RBOCs may not provide long distance service outside the region in which they provide local telephone services. |
Modern (1990s and beyond) data communication networks are characterized by? | Distributed systems that rely heavily on networking. |
In 1983 the internet was split into two parts, one for military and one for university uses: What were the two parts called? | ARPANET and Milnet |
A server does what? | Stores documents and graphics that can be accessed from a web browser. |
Networks that are designed to connect similar computer that share data and software with each other are called? | Peer to Peer networks. |
The function of a file server is…..? | Store data and software programs that can be used by client computers on the network. |
A local area Network is…..? | A group of microcomputer or terminals located in the same general area and connected by a common cable to exchange information. |
A backbone is what? | A High speed central network that connects other networks in a distance spanning up to several miles. |
A Metropolitan area network is: | A network that spans a geographical area tha usually encompasses a city or a country area (3 to 30 miles) |
A(n)_______ is a lan that uses the same technologies as th internet but is open to only those inside the organization. (#15) | MAN |
A(n)_______ is a LAN that uses the sam e technologies as the internet but is provided to invited users outside the organization who access it over the internet. (#16) | Intranet |
Which layer of the OSI model is responsible for ensuring that all packets sent are received by the destination station by dealing with end-to-end issues? (#17) | Transport Layer |
Which layer of the OSI model is responsible for ensuring flow control? | Transport Layer |
The_________Layer of the OSI model is responsible fro data format translation. | Physical |
_______ is an orderly close to a dialogue between end users... | Session Termination. |
In the Internet model, the application layer corresponds to the_______, Layer(s) of the OSI model. | Session, Presentation, and Application |
The ________ layer performs error checking which is redundant with the function of the _____ layer? | Transport and data link layers. |
The ______ layer is responsible for routing of messages from the sender to the final destination. | The network layer |
What is a term used to group together the physical and data link layer? | Hardware Layers |
Which of the following would be a standard used at the data link layer of the Internet or OSI model? | Ethernet |
Which layer of the Internet model would the HTTP standard by used? #30 | Application layer |
A(n)______ is a set of rules that determines what a layer would do and provided a clearly defined set of messages that software at the layer needs to understand. | Protocol |
The network layer of the Internet model uses the _________ protocol to route messages though the network? | IP |
The primary reason for networking standards is to:? | Ensure that hardware and software produced by different vendors can work together. |
What are the three stages of the formal standardization process? | Specification, identification of choices and acceptance. |
The American National Standards Institute: | Is the coordinating organization of the United States' National system of standards. |
The internet standards organization that will allow anyone to join is...? | IETF (Internet Engineering Task Force) |
Which standards body is responsible for the development of the Local Area Network (LAN) standards? | IEEE |
A pervasive network means that:?? | Virtually all computers will be networked in some way to other computers ad be able to transmit data at staggering fast rates. |
The term _______ refers to high speed communication circuits such as DSL. | Broadband Communication |
The integrated voice, Video, and Data communications is also known as_________? | Convergence |
A(n)______ Develops a specific system and companies purchase the service without ever installing the system on their own computers? | Application service provider. |
A(n)_________ is a company that provides a wide range of standardized information services, in the same manner that electric companies provide electricity. | Information utility |
________ ensure that hardware produced by different vendors work together. | Standards. |