Last Updated on August 30, 2022 by amin
How do modems communicate data?
A modem transmits data by modulating one or more carrier wave signals to encode digital information while the receiver demodulates the signal to recreate the original digital information. The goal is to produce a signal that can be transmitted easily and decoded reliably.
What is the role of technology in communication today?
Technology comes in handy in facilitating smooth communication among indi- viduals or businesses as it provides alternatives that lead to effective communication. Through smartphones and comput- ers people can pass messages and receive feedbacks through calls messages and emails respectively.
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What does interface mean in networking?
A network interface is the network-specific software that communicates with the network-specific device driver and the IP layer in order to provide the IP layer with a consistent interface to all network adapters that might be present.
What is the meaning of HTTP?
Hypertext Transfer ProtocolThe Hypertext Transfer Protocol is an application protocol for distributed collaborative hypermedia information systems that allows users to communicate data on the World Wide Web.
What does network interface card do?
A NIC provides a computer with a dedicated full-time connection to a network. It implements the physical layer circuitry necessary for communicating with a data link layer standard such as Ethernet or Wi-Fi. Each card represents a device and can prepare transmit and control the flow of data on the network.
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What are 3 types of wireless connections?
There are basically three different types of wireless networks – WAN LAN and PAN: Wireless Wide Area Networks (WWAN): WWANs are created through the use of mobile phone signals typically provided and maintained by specific mobile phone (cellular) service providers.
What refers to any type of operation accomplished without the use of a hard wired connection?
Wireless. refers to any type of operation accomplished without the use of a hard-wired connection.
What technology is used in transportation?
Companies like Google Waymo Uber Tesla and Ford are all developing machine learning AI and deep learning platforms that help cars calculate their surroundings in real-time and act accordingly. These vehicles are taking in millions of data points each second through a variety of sensors software and GPS.
Is WiFi a network interface?
WiFi routines enable wireless communication over an IP network. The IEEE 802.11 is a set of LAN protocols for implementing wireless local area network. The Network Component supports the WiFi interface modules that are operating in transparent mode. The WiFi interface module provides full Ethernet packet access.
What is the meaning of LAN?
local area networkA local area network (LAN) consists of a series of computers linked together to form a network in a circumscribed location. The computers in a LAN connect to each other via TCP/IP ethernet or Wi-Fi. A LAN is normally exclusive to an organization such as a school office association or church. See also what is map reading called
Which technology is called as always on technology?
For example some of the best examples of modern always-on systems are cable modems and DSL connections. That is a contrast to yesterday’s dial-up connections that were only “on” when they were connected through a particular method using the public switched telephone network.
What is a computer server?
In computing a server is a piece of computer hardware or software (computer program) that provides functionality for other programs or devices called “clients”. This architecture is called the client–server model.
What Means A Technology Can Travel With The User??
Mobile means the technology can travel with the user for instance users can download software email messages and web pages onto a laptop or other mobile device for portable reading or reference. Information collected while on the road can be synchronized with a PC or company server.
What is known as a CMTS?
A cable modem termination system (CMTS) is a component that exchanges digital signals with cable modems on a cable network. A cable modem termination system is located at the local office of a cable television company.
What are the different types of wireless technology?
The Different Types of Wireless Communication
- Satellite Communication. Satellite communication is a crucial form of wireless communication. …
- Infrared Communication. …
- Broadcast Radio. …
- Microwave Communication. …
- Wi-Fi. …
- Mobile Communication Systems. …
- Bluetooth Technology.
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How technology is used in communication?
When you take advantage of technology you can communicate with as wide an audience as you need to without traveling to meet them physically. … You can also communicate your message to a large audience by posting to social media and blogging websites or set up a website for yourself your hobby or your business.
How does the technology help us?
Technology allows us to communicate instantly with people in our neighborhoods or around the globe. This innovation not only keeps us connected but can help us live safer and healthier lives.
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What are 3 examples of technology used in transportation areas?
7 Top Trends in Transportation Technology
- Smart Bicycles. The first bicycle was built in 1817. …
- Maglev Trains. …
- Multi-Directional Elevators. …
- Next-Generation Lithium-Ion Batteries. …
- Safer Autonomous Navigation. …
- Enhanced Drones. …
- Hypersonic Air Travel.
What is a gateway What does it do?
A computer that sits between different networks or applications. The gateway converts information data or other communications from one protocol or format to another. A router may perform some of the functions of a gateway. An Internet gateway can transfer communications between an enterprise network and the Internet.
What is a device that enables a computer to transmit and receive data?
A modem is a device or program that enables a computer to transmit data over for example telephone or cable lines. Computer information is stored digitally whereas information transmitted over telephone lines is transmitted in the form of analog waves. A modem converts between these two forms.
What are the four wireless communication network categories?
These technologies can roughly be classified into four individual categories Wireless Personal Area Network (WPAN) Wireless Local Area Network (WLAN) Wireless Metropolitan Area Network (WMAN) Wireless Wide Area Network (WWAN).
Which connection technology uses what is known as a CMTS?
Which connection technology uses what is known as a CMTS? The Cable Modem Termination System (CMTS) connects lots of different cable connections to an ISPs core network. … MAC filtering allows or disallows a device to connect to a network based on a hardware address.
What is transportation technology?
Transportation technology is referring to the electronic advancements made for traveling and vehicles. The GPS device is an example of transportation technology.
How important is technology in changing the aspects of transportation?
New companies are developing applications that deliver affordable transit in areas with limited or poor services. … The enormous expansion of data has enabled drivers to re-route around traffic or know when their bus will arrive.
What are the devices that can be served as sending devices and receiving devices in a network environment?
Types of network devices
- Access Point.
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Which device enables a computer to send and receive data instructions and information to and from one or more computers?
Communications DevicesCommunications Devices A communications device is a hardware component that enables a computer to send (transmit) and receive data instructions and information to and from one or more computers or mobile devices. A widely used communications device is a modem (Figure 1-3).
How do network interfaces work?
Working as an interface at the TCP/IP layer a NIC card can transmit signals at the physical layer and deliver data packets at the network layer. No matter what layer the network interface controller lies it acts as a middleman between a computer/server and a data network.
What does WiFi stand for?
Wireless FidelityWi-Fi often referred to as WiFi wifi wi-fi or wi fi is often thought to be short for Wireless Fidelity but there is no such thing. The term was created by a marketing firm because the wireless industry was looking for a user-friendly name to refer to some not so user-friendly technology known as IEEE 802.11. See also what type of consumer is a hawk
How technology is used in transportation?
New technologies are transforming the way we plan design build and operate transportation systems. Transport agencies use them to count traffic detect crashes collect tolls and fares and manage transit operations and traffic signal systems.
What type of device allows your computer or mobile device to communicate with other devices and the Internet wirelessly?
A router is a hardware device that allows you to connect several computers and other devices to a single Internet connection which is known as a home network. Many routers are wireless which allows you to create a home wireless network commonly known as a Wi-Fi network.
What is the computer or network device that serves as an interface between devices and the network multiple choice question?
An access point (AP) is the computer or network device that serves as an interface between devices and the network. Each computer initially connects to the access point and then to other computers on the network. Attenuation is a single unit of binary data routed through a network.
WHAT IS interface in a computer?
In computing an interface is a shared boundary across which two or more separate components of a computer system exchange information. The exchange can be between software computer hardware peripheral devices humans and combinations of these.
What are Wi-Fi protocols?
Wi-Fi (/ˈwaɪfaɪ/) is a family of wireless network protocols based on the IEEE 802.11 family of standards which are commonly used for local area networking of devices and Internet access allowing nearby digital devices to exchange data by radio waves.
What type of communication is transmitted using a technological device?
Electronic communication such as e-mail text messages faxes and even social networking are examples of communication technology. Technology has increased the limits of communications between employees in any business. CEOs of large companies can speak with one another via the Internet from around the world.