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A ________ is a group of computers linked together so that they act as one computer. - correct answer Server Farm To use the Web, each client computer requires a data link layer software package called a Web Browser. - correct answer False ______________, or the algorithms or business logic programmed into the application, can be simple or complex depending on the application. - correct answer Application Logic Host-based and client-based networks are similar in that the ...

The type of media usually installed on homes and businesses by the telephone company is called ____________. - correct answer Twisted Pair In full-duplex transmission, two stations can send and receive simultaneously. - correct answer True Radio, microwave and satellite are all examples of guided media. - correct answer False Which of the following media can best withstand harsh environmental conditions? - correct answer Fiber Optic Cable Which of the following st...

A MOOC is an example of a(n) BYOD massively online technology native app browser-based technology - correct answer Massively online technology Data communications and networking can be considered as a global area of study because: New technologies and applications emerge from a variety of countries and spread around the world The technologies enable global communication The political and regulatory issues are exactly the same in every country New technologies an...

The network layer of the Internet model uses the _____________ protocol to route messages though the network. - correct answer When a user accesses an application via a web browser on their mobile device, this is referred to as - correct answer A browser-based approach Taken together, the physical and data link layers are called the ____________________. - correct answer Hardware layer Which is not a function of the physical layer: - correct answer providing error-f...

Only the Windows Server 2016 Standard and Datacenter editions are compatible with the common language runtime used in Microsoft .NET Framework and Microsoft Visual Studio .NET. - correct answer False A Windows Internet Name Service (WINS) server resolves fully qualified domain names and host names to IP addresses. - correct answer False IPv6 provides native support for the use of IP security (IPsec) to enhance network security. - correct answer True Peer-to-peer networkin...

Data Communications - correct answer is the movement of computer information from one point to another by means of electrical or optical transmission systems Telecommunications - correct answer is a broader term and includes the transmission of voice and video (images and graphics) as well as data and usually implies longer distances Client - correct answer is a user device to access network and receive data from server e.g., desktops, laptops, tablets, cell phones, etc. ...

Every computer on a network is called - correct answer a host or end device These are examples of servers that are computers that provide information to end devices - correct answer Email servers, web servers, and file servers What are clients? - correct answer Computers that send requests to the servers to retrieve information What does an email server do? - correct answer email server runs email server software. Clients use client software to access email What d...

Mainframe - correct answer Very large general-purpose computer that is capable of performing an immense number of simultaneous functions, supporting an enermous number of simultaneous users, and storing huge amounts of data. Personal Computer - correct answer Type of computer average users use. PC's used as servers can be small, like a desktop or cost $20,000+. Terminal - correct answer A device with a monitor and keyboard but no central processing unit. Server - corre...

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Wide Area Networks - correct answer -typically run long distance, connecting different offices in different cities or countries -Most organizations lease circuits from common carriers Local exchange carrier - correct answer A common carrier that provides local telephone services Interexchange carrier - correct answer A common carrier that provides long distance services Federal Government Agencys - correct answer -Regulates data and voice communications -US=Federa...

A network that runs on the customer premises is a ________. - correct answer LAN Which of the following receive rights of way for transmission beyond sites? - correct answer carriers A WAN is the network that ________. - correct answer links different sites together A company has more control over its ________ technology. - correct answer LAN Which of the following usually offers higher speeds? - correct answer LANs LAN speeds are faster than WAN speeds be...

Service Provider - correct answer A WAN is owned by a _________, and a business pays a fee to use the provider's WAN network services. WANs - correct answer _________ are used to interconnect the enterprise LAN to remote LANs in branch sites and telecommuter sites. Service Providers - correct answer _________ provide links to interconnect remote sites for the purpose of transporting data, voice, and video. LANs - correct answer In contrast, ________ are typically ...

1. WAN - correct answer A wide area network, or WAN, is a network that covers a large geographical area. It may connect multiple smaller networks over metropolitan, regional, and even national boundaries. In a WAN, several switching and transmission technologies are used to transmit data between different network segments. 2. Name 5 main switching technologies that can be used on WAN. - correct answer (1) Circuit Switching (2) Packet Switching (3) Virtual Circuit Switching (4) C...

WAN stands for ________. A) Wide Arena Nuances B) Wide Area Network C) Wireless Area Networks D) Wireless and Networked - correct answer wide area network A wide area network acts like a ________ network, but spans across multiple physical locations. - correct answer single WAN technologies usually require that the users to contract a link across the Internet with their ISP so they can handle sending data to different sites, which acts like all the computers are in the same ...

Network Interface Card - correct answer A Network Interface Card (NIC) is an interface fitted inside a personal computer or network terminal which allows it to communicate with other machines over a network. The card technology will vary according to the network used, but every card on a network must have some way of uniquely identifying itself and some means of converting the signals form the computer to a form which can be transmitted over the connection. Local Area Network - correct a...

What's a WAN compared to a LAN? - correct answer WANs are used to interconnect the enterprise LAN to remote LANs in branch sites and telecommuter sites (as an example). WANs are owned by service providers (e.g. telephone networks, cable companies, satellite services). LANs are typically owned by organisations to connect local computers and small geographic regions. LANs would just be a series of isolated networks without WANs. What are the common WAN topologies? - correct an...

Which of the following provides communication within a restricted geographical area? - correct answer LAN - or - MAN Which of the following is true about a dial-up modem connection? - correct answer It is about 20 times slower than digital subscriber line (DSL). Which of the following is used by corporations to conduct business operations—such as sales, marketing, and telecommunications—and work remotely? - correct answer LAN - or - WAN A wide area networ...

WAN - correct answer A physical leases line WAN works a lot like an Ethernet crossover cable connecting 2 routers but with no distance limitations. Each router can send at any time full duplex. The speed is also symmetric meaning that both routers send bits at the same speed. WAN Links - correct answer Leased line provide a physical layer bit transmission facility routers also need to use a data link protocol on the WAN link to send bits over the link. LAN interfaces - correct an...

Wide Area Networks (WANs) - correct answer Run long distances Connect different offices in different cities or countries or different buildings in the same city WANs are rented/leased through? - correct answer Common carriers such as AT&T Dedicated-circuit network (private line services) - correct answer User leases circuit from carrier for exclusive 24/7 use Private network but managed by carrier Channel Service Unit (CSU) / Data Service Unit (DSU) - correct answer ...

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