users can view message details such as the length of calls and, in some cases, read message contents instead of listening to them
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Web Services
describe standardized software that enables programmers to create applications that communicate with other remote computers over the Internet or on an internal business network.
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Businesses
They are the primary users of web services
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Web Services
It often provide content for mashups.
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Mashup
A Web application that combines services from two or more sources, creating a new application
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Wireless Messaging Services, Wireless Internet Access Points, Cybercafes, Global Positioning Systems, Collaboration, Groupware, Voice Mail, Web Services
What are the variety of other uses of communication?
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Wireless Messaging Services
Users can send and receive wireless messages
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Text messaging, Picture/Video messaging, Wireless Instant Messaging
What are the three techniques of wireless messaging services?
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SMS (short message service)
A mobile device with text messaging is called?
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Mobile to Mobile
Sending a message from your mobile device to another mobile device
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Mobile to E-Mail
Send a message from your mobile device to an e-mail address anywhere in the world
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Web to Mobile
Send a message from a text messaging Web site to a mobile device, or request that a Web site alert a mobile device with breaking news and other updates, such as sports scores, stock prices, and weather forecasts
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Mobile to Provider
Send a message by entering a four-or five-digit number assigned to a specific content or wireless service provider, followed by the message, such as vote for a television program contestant like Pinoy Big Brother
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Picture/Video Messaging
With picture messaging, users can send pictures and sound files, as well as short text messages, to a phone or other mobile device, or a computer
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Wireless Instant Messaging
a real-time Internet communications service that allows wireless mobile devices to exchange messages with one or more mobile devices or online users
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Mobile to Mobile, Mobile to Personal Computer, Web to Mobile
What are the Instant messaging options?
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Wireless Internet Access Points
allow people to connect wirelessly to the Internet from home, work, school, and in many public locations
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Hot Spot, Mobile Wireless Network
There are two types of wireless internet access points what are these?
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Hot Spot
A wireless network that provides internet connections to mobile computers and devices
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Wi-Fi, WiMAX, Bluetooth
There are three hot spot technologies. Enumerate them
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Wi-Fi Hot spot
Provides wireless network connections to users in public locations such as airports and airplanes, train stations, hotels, convention centers, schools, campgrounds, shopping malls
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WiMAX Hot Spot
It can be much wider than Wi-Fi. They can cover an entire city.
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Bluetooth Hot Spot
It provides location-based services, such as sending coupons or menus, to users whose enables devices enter the coverage range
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Mobile Wireless Network
It usually includes most major cities and airports. Its access has subscription fees.
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Cybercafes
It is also known as Internet Cafe
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Cybercafes
Provides personal computers with internet access to its customers for a per-hour or per-minute fee
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Global Positioning Systems (GPS)
It is a navigation system that consists of one or more earth-based receivers that accept and analyze signals sent by satellites in order to determine the receiver's geographic location
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GPS Receiver
a handheld, mountable, or embedded device that contains an antenna, a radio receiver, and a processor
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Collaboration software
groupware that promotes and facilitates collaborative, highly interdependent interactions and provides an electronic meeting site for communication among team members
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Collaborative Software
Enables users to share documents via online meetings and communicate with other connected users
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Document Management System
It provides for storage and management of a company's documents
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Document Management System
It can track all changes made to a document and can store additional information
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Google Docs
What is an example of web-based document management system?
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Groupware
software that helps groups of people work together on projects and share information over a network
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Groupware
It is a component of a broad concept called workgroup computing
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Workgroup Computing
It includes network hardware and software that enables group members to communicate, manage projects, schedule meetings, and make group decisions
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Voice Mail
Allows someone to leave a voice message for one or more people
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Voice Mailbox
A storage location on a hard disk in the voice mail system
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Network Architecture
The design of computers, devices, and media in a network. And is also categorized as either client/server or peer-to-peer
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Client/Server Network
One or more computers act as a server
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Server
Controls access to the hardware, software, an other resources on the network, and provides centralized storage area for programs, data, and information
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Clients
Other computers and mobile devices on the network that rely on the server for its resources
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Dedicated Servers
Perform a specific task and can be placed with same other kind of server to perform multiple tasks
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File server, Print server, Database server, Network server, Web server
What are the examples of dedicated servers?
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Peer-to-Peer Network
It is a simple, inexpensive network that typically connects fewer than 10 computers
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Peer-to-Peer Network
This type of network is ideal for every small businesses and home users
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Internet Peer-to-Peer
also called as P2P
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Internet Peer-to-Peer
It describes an internet network on which users access each other's hard disks and exchange files directly
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File Sharing Network
Peer-to-peer network is sometimes
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Network Topology
It refers to the layout of the computers and devices in a communications network
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Star Network
All of the computers and devices (nodes) on the network connect to a central device
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hub, switch
What are the two type of devices that provide a common central connection point for nodes on the network
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Bus Network
It consists of a single central cable, to which all computers and other devices connect
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Bus
The physical cable that connects the computers and other devices. It transmits data, instructions, and information in both directions
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True
Devices in a bus network share a single data path
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Ring Network
Cable forms a closed loop with all computers and devices arranged along the ring
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Ring Network
Data transmitted through this travels from device to device around the entire ring, in one direction
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Communications Channel
It is the transmission media on which data, instructions, or information travel in a communications system
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Bandwidth
The amount of data, instructions, and information that can travel over a communications channel
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text transmission
Lower bandwidth \=
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Higher Bandwidth
For music, graphics, photos, virtual reality images, 3D games what kind of bandwidth is applied?
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Physical Transmission Media, Wireless Transmission Media
What are the types of transmission media?
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Physical Transmission Media
It uses wire, cable, and other tangible materials to send communications signals
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Wireless Transmission Media
It sends communications signals through the air or space using radio, microwave, and infrared signals
These cables are used within or underground between buildings
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Twisted-Pair Cable
It consists of one or more twisted pair wires bundled together
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Twisted-Pair Cable
Each twisted-pair wire consists of two separate insulated copper wires that are twisted together and is usually color coded for identification
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Twisted-Pair Cable
Wires are twisted together to reduce noise
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Coaxial Cable
It consists of a single copper wire surrounded by at least three layers
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Insulating material, woven or braided metal, plastic outer coating
The coaxial wire is surrounded by three layers what are these?
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Fiber-Optic Cable
The core of this cable is consists of dozens or hundreds of thin strands of glass or plastic that use light to transmit signals
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Optical Fiber
Each start in the fiber-optic cable is called?
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Optical Fiber
Its capability of carrying significantly more signals than wire cables. It is faster data transmission, less susceptible to noise, and provides better security for signals during transmission