Chapter 7: Telecommunications, Internet, and Wireless Technology.

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What are some types of Physical Transmission Media?

Twisted Wire (Modems), Coaxial Cables, and Fiber Optics/Optical Networks

Types of Transmission Media are?

Twisted pair wire, Coaxial Cables, and Wireless

HTML functions to?

Formats documents for display on the Web?

What are some characteristics of a Domain Name System (DNS)?

Hierarchical Structure and Top-Level Domains

Microwave transmission systems are widely used for these types of communication?

High Volume, Long-distance, and point-to-pint communication

Networks in Large Companies can include

Hundreds of Local Area Networks (LANs), Servers, Mobile wireless LANs, Video Conferencing system, Telephones and Cell phones.

This is a communications standard used for transferring Web Pages?

Hypertext Transfer Protocol (HTTP)

____ Is a large microwave repeater in the sky; that contains one or more transponders that listen to a particular portion of the electromagnetic spectrum, amplifying incoming signals, and retransmitting them back to Earth.

Satellite

What does SEO stands for and what does it function to do?

Search Engine Optimization which is the process of improving rankings in search engine results

In Client/Computer computing ____ set rules of communication for network and provides every client with an address so others can find it on the network.

Servers

Wireless networks can be categorized by these three types of effective distance?

Short Range, Medium Range and Wide Area

Infrared uses this type of connection?

Short-distance

Some advantages of Radio Transmissions include

Signals can travel through objects (No Line of Sight), Require less expensive devices, and support high-speed data transmission.

This kind of wi-fi creates a wireless network proposal that creates long-distance wireless internet connections?

Super

The ___ is the difference between highest and lowest frequencies on single channel.

Bandwidth

Short Range wireless Networks include these types?

Bluetooth, Ultra-Wideband (UWB) and Near-Field Communication (NFC)

These are some types of Transmission speeds?

Bps, Mbps, Hertz, and Bandwidth

More than 96% of US internet users have this type of access.

Broadband

Voice and data communication and internet access are taking place on this type of network more and more?

Broadband Wireless

Satellite systems utilize this type of transmission that sends signals to many receivers at one time.

Broadcast transmissions

What are some types of Modems?

Dial Up Modem, Cable Modem, and Digital Subscriber Line (DSL)

Internet Service Providers (ISPs) provide connections to these

Digital Subscriber line, Cable internet connections, and T1 Lines

Possible electrical interference issues and Signal interception by others with similar equipment using same frequency describe this?

Disadvantages of Radio Transmission

This system converts IP addresses to domain names?

Domain Name System (DNS)

Two other facts about Microwave Transmission Systems are?

1. Have a Tightly directed transmission from transmitter to receiver. 2. Susceptible to environmental interface

These are two types of Future Internet

1. IPv6 2. Internet 2

What is Client/Server Computing?

A distributed computing model, including clients linked through network controlled by network server computers

What is Packet Switching, and how does it work?

A method of slicing digital messages into parcels (or Packets), sending packets along different communication paths as they become available, and then reassembling packets at the destination.

URLs or Uniform Resource Locators give access to these?

Addresses of Web Pages

Internet2 allows for ___ which are often used in Universities, Businesses, and Government Agencies?

Advanced Networking Consortium - Consortium (*two or more groups working towards a goal)

____ are continuous waves while ___ are Discrete Pulses.

Analog Signals, Digital Signal

In convergence ______ companies provide voice service.

Cable

Major components in a simple network?

Client computer, Server Computer. Network interfaces, Connection Medium. Network Operating System (NOS), and a Hub or Switch

This has largely replaced centralized mainframe computing?

Client/ Server Computing

This type of Future Internet creates a new addressing scheme for IP Numbers, will provide a lot of new addresses and is incompatible with IPv5 addressing?

IPv6

___ utilize infrared light, and often used for short-distance connections.

Infrared

This type of Future Internet developed a high-capacity 100 Gbps testing network?

Internet2

Different typed of Networks include?

LANs, Campus-Area Networks (CANs), Wide-Area Networks (WANs) and Metropolitan-Area Networks (MANs)

Compared to ___ systems, Satellite systems have a much larger footprint.

Microwave

Some types of Wireless transmission media and devices are?

Microwave, Satellites and UHF bands

Hertz is defined as?

Number of cycles per second

____ is a more efficient use of network's communication capacity?

Packet Switching

This type of transmission uses radio-wave frequencies to send data directly between transmitter and receivers.

Radio Transmission

Protocols are?

Rules that govern transmission of information between two points.

Common uses for Infrared technology are?

TVs, VCRs, DVDs and CD Players

Convergence is

Telephone networks and computer networks converging into a single digital network using internet standards.

Microwave systems require a Line-of-Sight , which is?

The Idea that Transmitter and receiver are in view of each other

_____ Is the largest implementation of Client/Server computing

The Internet

The TCP/IP and connectivity is?

The connectivity between computers enabled by protocols

A Semantic search's main goal is?

To include understanding of human language and behavior to deliver more relevant results

A Modem functions to?

Translate digital signals into analog form.

____ is the common worldwide standard that is basis for internet

Transmission Control Protocol/Internet Protocol

Network Service Providers own these high-speed backbone networks?

Truck Lines

This is a means of linking computers using infrared or radio signals?

Wireless Fidelity (wi-fi)

Network that use multiple Wi-Fi access points to create a wide area network?

Wireless Mesh Networks

Internet is known as this in terms of size?

World's most extensive network.


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