Information Systems Exam 4
tracking objects such as packages and train boxcars (provider) =
Location Based Services
Request the nearest business or service, such as an ATM or a restaurant (user) =
Location Based services
schedule Fleets (providers) =
Location based Services
Mobile Commerce Applications =
- location based applications and services - financial services - intrabusiness applications - accessing information -telemetry applications
why need LightRadio in US
- mobile data usage grows expontentially (high brandwidth) - cell phone network is congested
Mobility and Broad Reach Create Five Value-added Attributes that Break the Barriers of Geography and Time:
- ubiquity - convenience - instant connectivity - personalization - localization of products and services
Development of M-Commerce is Driven By
-Widespread availability of mobile devices - declining prices - bandwidth improvement - cell phone culture - no need for pc
Three major advantages of wireless devices
1. Small enough to easily carry or wear 2. Sufficient computing power to perform productive tasks. 3. Can communicate wirelessly with the Internet and other devices.
uses digital signals and provides voice and data communication up to 144 Kbps
2.5G
uses digital signals and can transmit voice and data up to 384 Kbps when the device is moving at a walking pace, 128 Kbps when it is moving in a car, and up to 2 Mbps when it is in a fixed location. It supports video, Web browsing, and instant messaging =
3G
is not one defined technology or standard. The International Telecommunications Union (ITU) has specified speed requirements for 4G: 100 Mbps (million bits per second) for high-mobility communications such as cars and trains, and 1 Gbps (billion bits per second) for low-mobility communications such as pedestrians. A 4G system is expected to provide a secure all-IP-based mobile broadband system to all types of mobile devices =
4G
expected to be deployed by 2020, 5G networks are predicted to be faster and more intelligent than previous generations of cellular networks. With 5G, wearable computers (e.g., Fitbit), smartphones, tablets, and other devices with sensors that are location- and context-aware will work together with apps and services that you use =
5G
tags that use internal batteries for power, and they broadcast radio waves to a reader =
Active RFID
: a wireless access point that provides service to a number of users within a small geographical perimeter (up to approximately 300 feet) =
Hotspot
Mobile Computing Applications of Telemetry
Identify maintenance problems in equipment Monitor medical patients Control medical equipment remotely Remote vehicle diagnosis & preventive maintenance Find My iPhone
To properly conduct m-commerce, you need sufficient bandwidth for transmitting text, voice, video, and multimedia. Wi-Fi, 4G cellular technology, and WiMAX all provide the necessary bandwidth =
Bandwidth improvement
the firm collects data from transactions as they occur, placing them in groups or batches then prepares and processes the batches periodically =
Batch Processing
an industry specification used to create small personal area networks =
Blueetooth
can link up to eight devices within a 10-meter area (about 30 feet) with a bandwidth of 700 kilobits per second (Kbps) using low-power, radio-based communication =
Bluetooth 1.0
can transmit up to approximately 25 megabits per second (Mbps) up to 100 meters (roughly 300 feet) =
Bluetooth 4.0
when users carry an open mobile device, they can be reached instantly, even across great distances =
Broad Reach
find information such as navigation, weather, traffic, and room schedules (provider) =
Location Based Services
Cellular telephones (cell phones) provide two-way radio communications over a cellular network of base stations with seamless handoffs =
Cellular Radio
even though Wi-Fi services are reatively inexpensive, many experts question whether commercial Wi-Fi services can survive when so many free hotspots are available to users =
Cost
The price of wireless devices is declining and will continue to decline =
Declining prices
a phenomenon that occurs when the functions of many physical devices are included in one other physical device =
Dematerialization
targeting advertising (provider) =
Location Based Services
efforts by unauthorized users to access data that are traveling over wireless networks =
Eavesdropping
the attacker is in the vicinity with a Wi-Fi-enabled computer and a separate connection to the Internet =
Evil Twin Attack
Mobile financial applications including banking, wireless payments and micropayments, money transfers, wireless wallets, and bill payment services =
Financial Services
is red light that is not commonly visible to human eyes and common applications of infrared light are found in remote control units for televisions and DVD and CD players
Infrared
a scenario in which objects, animals, and people are provided with unique identifiers and the ability to automatically transfer data over a network without requiring human-to-human or human-to-computer interaction -
Internet of Things
a scenario in which objects, animals, and people are provided with unique identifiers and the ability to automatically transfer data over a network without requiring human-to-human or human-to-computer interaction =
Internet of Things
Coke Machines, heat monitor impants, and automobile tire pressure are all examples of
Internet of Things (loT)
Although business-to-consumer (B2C) m-commerce receives considerable publicity, most of today's m-commerce applications actually are used within organizations =
Intrabusiness Application
M-commerce B2C applications include location-based services and location-based applications =
Location Based Applications and Services
Location-based mobile commerce. =
Location Based Commerce (L-Commerce)
Receive alerts, such as a warning of a traffic jam or an accident (user) =
Location Based Services
the familiar wireless local area networks (WLANs) and the most common type of Medium-Range network is wireless fidelity (Wi-Fi) =
Medium Range Wireless Networks
a small, portable wireless device that provides users with a permanent Wi-Fi hotspot wherever they go with a range of about 10 meters (roughly 30 feet) =
MiFi
very small purchase amounts (generally less than $10) are called =
Micropayment
Something that changes its location over time =
Mobile
electronic commerce (EC) transactions that are conducted in a wireless environment, especially via the Internet =
Mobile Commerce
e-commerce (EC) transactions conducted with a mobile device =
Mobile Commerce (m-commerce)
a real-time, wireless connection between a mobile device and other computing environments, such as the Internet or an intranet =
Mobile Computing
portals that aggregates and provides content and services for mobile users =
Mobile Portal
means that users carry a device with them and can initiate a real-time contact with other systems from wherever they happen to be =
Mobility
wireless sensors that collect data from many points over an extended space. They contain processing, storage, and radio-frequency sensors and antennas =
Motes
has the smallest range of any short-range wireless networks, and is designed to be embedded in mobile devices such as cell phones and credit cards =
Near Field Communications
tags rely entirely on readers for their power, less expensive than active tags, and can be read only up to 20 feet =
Passive RFID
a computer network used for communication among computer devices (e.g., telephones, personal digital assistants, and smartphones) located close to one person =
Personal Area Network
virtually every object has processing power with either wireless or wired connections to a global network =
Pervasive Computing (ubiquitous computing)
a two-dimensional code, readable by dedicated QR readers and camera phones =
QR Code
_____ replaced Barcodes
RFID
inexpensive, high speed, travel through walls, electrical interference, degrades with distance, satellite =
Radio
uses radio-wave frequencies to send data directly between transmitters and receivers =
Radio
a person or a device intentionally or unintentionally interferes with your wireless network transmissions =
Radio Frequency (RF) Jamming
technology that allows manufacturers to attach tags with antennas and computer chips on goods and then track their movement through radio signals. RFID was developed to replace bar codes =
Radio Frequency Identification
Capabilites of loT =
Reducing waste, loss, and cost Identifying the need for repair, replacement, or recall Tracking expiration data on perishable items
Limits to bar codes =
Require a line of sight to the scanning device Pose substantial problems in a manufacturing plant, warehouse or shipping/receiving dock can be ripped, soiled, or lost identifies the manufacturer and product but not the actual item
At this time, users cannot ____ from hotspot to hotspot if the hotspots use different Wi-Fi network services. Unless the service is free, users have to log on to separate =
Roaming
an unauthorized access point connected to a wireless network =
Rogue Access Point
4 Major threats to wireless networks =
Rogue Access Point War Driving Eavesdropping RF (radio frequency) Jamming
Look for similarly named networks Don't connect to a network you don't trust Don't share sensitive information over a network you don't know =
Rogue Access Point/Evil twin
the second barrier to greater acceptance of Wi-Fi because Wi-Fi uses radio waves, it is difficult to shield from intruders =
Security
have a range of 100 feet or less (e.g., Bluetooth, ultra-wideband (UWB), and near-field communications (NFC)) =
Short Range Wireless Networks
a process in which organizations try to automate the TPS data entry as much as possible because of the large volume involved =
Source Data Automation
a wireless network proposal that creates long-distance wireless Internet connections which uses the lower-frequency "white spaces" between broadcast TV channels which enable the signal to travel further and penetrate walls better than normal Wi-Fi frequencies =
Super Wi-Fi
Employee job assignment Transportation (delivery of food, oil, newspapers, cargo; courier services; tow trucks; taxis) Utilities (gas, electricity, phone, water) Field service (computers, office equipment, home repair) Healthcare (visiting nurses, doctors, social services) Security (patrols, alarm installation)
Target Areas for Mobile Delivery and Dispatch Services:
the wireless transmission and receipt of data gathered from remote sensors =
Telemetry Applications
your wireless carrier cuts back the speed once you exceed a certain amount of data
Throttling
any business event that generates data worthy of being captured and stored in a database (e.g., product manufactured, a service sold, a person hired, and a payroll check generated) =
Transaction
supports the monitoring, collection, storage, and processing of data from the organization's basic business transactions, each of which generates and collects data continuously, in real time =
Transaction Processing System (TPS)
a high-bandwidth wireless technology with transmission speeds in excess of 100 Mbps which makes UWB a good choice for applications such as streaming multimedia from a personal computer to a television =
Ultra Wideband
A typical bar code made up of 12 digits that are batched in various groups. The first digit identifies the item type, the next five digits identify the manufacturer, and the next five identify the product. The last digit is a check digit for error detection =
Universal Product Code (UPC)
A website with an audio interface =
Voice Portal
locating unsecure wireless networks while driving around Secure your wireless network Don't broadcast your SSID Require a password/encryption =
War Driving
the act of locating WLANs while driving (or walking) around a city or elsewhere =
War Driving
enables peer-to-peer communications, so devices can connect directly allowing users to transfer content among devices without having to rely on a wireless antenna. It can connect pairs or groups of devices at Wi-Fi speeds of up to 250 Mbps and at distances of up to 800 feet =
Wi-Fi Direct
networks that connect users to the Internet over a geographically dispersed territory, they typically operate over the licensed spectrum (government regulation).that is, they use portions of the wireless spectrum that are regulated by the government =
Wide Area Wireless Networks
By mid-2014, some 6 billion cell phones were in use throughout the world. Cell phones are spreading more quickly in the developing world than the developed world. Experts estimate that within a few years about 70 percent of cell phones in developed countries will have Internet access. Mobile Internet access in developing countries will increase rapidly as well =
Widespread availability of mobile devices
Without Wires =
Wireless
Worldwide Interoperability for Microwave Access, popularly known as WiMAX, is the name for IEEE Standard 802.16 which has a wireless access range of up to 31 miles and a data transfer rate of up to 75 Mbps. It is a secure system, and it offers features such as voice and video =
Wireless Broadband or WiMAX
a medium-range WLAN =
Wireless Fidelity (Wi-Fi)
networks using multiple Wi-Fi access points to create a wide area network that can be quite large and are essentially a series of interconnected local area networks =
Wireless Mesh Networks
enable cardholders to make purchases with a single click from their mobile devices =
Wireless Mobile Wallets (m-wallets)
networks of interconnected, battery powered, wireless sensors called motes that are placed into the physical environment =
Wireless Sensor Networks (WSNs)
Medium Range Wireless Networks include
Wireless fidelity (Wi-Fi) Wireless access point hotspot wireless network interface card wireless mesh networks Mi Fi (personal Mobile hotspot)
Mobile Computing for employee supports =
Workflow Applications Dispatch Functions
RFID includes
active and passive tags
1st Generation of cellular =
analog, slow
Short Range Wireless Networks =
bluetooth (1.0 4.0) Personal Area network Ultra wideband near field communications
Two characterstics of moblie computing
broad reach Mobility
2nd Generation of cellular =
digital, fast
If one mote fails the gap ...
is covered by nearby motes
Locating taxis, service personnel, doctors, and rental equipment (user) =
location based services
automating airport check-ins (provider) -
location based services
find a friend (user) =
location based services
Anatomy of a barcode, UPC, or QR =
require line of sight ripped, soiled, lost no item level tagging
Three factors that prevent commercial wi-fi market from expanding =
roaming security cost
