ITM 100 Week 7 - Chapter 7

This set of flashcards cover chapter 7 contents which are 7.1: Connectivity - The Key to Communication in the Digital Age & 7.2: Digital Lives, Business and Society

Digital life

The ability to connect with others across the globe using social media platforms, messaging apps, and video conferencing tools.

Digital ecosystem

A complex network of interconnected entities, including organizations, individuals, digital platforms, technologies, and data, that interact and collaborate within a digital environment.

Participants

Individuals, organizations, or entities that are involved in the digital ecosystem.

Digital business platform

An infrastructure that enables the exchange of goods, services, or information between participants and examples include social media platforms, ebusiness marketplaces, and cloud computing platforms

Network

A communication system linking two or more devices and establishing a standard methodology in which they can communicate.

Hardware

Physical devices associated with a computer system.

Software

The set of instructions the hardware executes to carry out specific tasks.

Applications (apps)

Software programs designed to perform specific tasks on devices.

Protocol

A set of rules and standards that govern how data is transmitted and received over networks.

IP (Internet Protocol) address

A unique number that identifies where computers are located on the network

Application programming interface (API)

A set of routines, protocols, and tools for building software applications.

Local area network (LAN)

Connects a group of computers in close proximity, such as in an office building, school, or home.

Wide area network (WAN)

Spans a large geographic area such as a state, province, or country

Metropolitan area network (MAN)

A large computer network usually spanning a city

Bandwidth

The maximum amount of data that can pass from one point to another in a unit of time

Bit

The smallest element of data and has a value of either 0 or 1.

Bit rate

The number of bits transferred or received per unit of time.

Latency

A network performance metric where lower latency indicates faster response time and better network performance.

Packet loss

Occurs when data packets traveling across a network fail to reach their intended destination.

Network availability

A network performance metric where higher availability indicates better reliability and performance, ensuring users can access network resources consistently.

Throughput

Reflects the data transfer rate achieved on the network and can be affected by bandwidth, latency, and packet loss.

Mobile

Means the technology can travel with the user.

Wireless

Refers to any type of operation accomplished without the use of a hard-wired connection.

Connectivity

Refers to the ability of devices to connect and communicate with each other or with networks.

Wireless fidelity (Wi-Fi)

A means by which portable devices can connect wirelessly to a local area network, using access points that send and receive data via radio waves.

Wi-Fi infrastructure

Includes the inner workings of a Wi-Fi service or utility, including the signal transmitters, towers, or poles and additional equipment required to send out a Wi-Fi signal.

Router

An intelligent connecting device that examines each packet of data it receives and then decides which way to send it toward its destination.

Wireless Access Points (WAP)

Enables devices to connect to a wireless network to communicate with each other.

Radio Signals

A form of electromagnetic radiation used for wireless communication.

Wi-Fi Standards

Wi-Fi operates based on specific Institute of Electrical and Electronics Engineers (IEEE) standards.

Service Set Identifier (SSID)

A unique identifier or name that is assigned to a wireless network to distinguish it from other nearby wireless networks.

Wireless broadband

Refers to high-speed Internet access provided through wireless communication technologies, allowing users to connect to the Internet without needing physical wired connections.

Wi-Fi Bands

A Wi-Fi band refers to a specific frequency range that is used for wireless communication in Wi-Fi networks.

Gigahertz (GHz)

The number of billions of CPU cycles per second; measures electromagnetic wave frequencies, including those used in various technologies like Wi-Fi, radio, and computer processors.

Bluetooth

Wireless technology that transmits signals over short distances between cell phones, computers, and other devices.

Hotspots

Designated locations where Wi-Fi access points are publicly available.

Smartphones

Offer more advanced computing ability and connectivity than basic cell phones.5G

5G

The fifth-generation wireless broadband technology that has greatly increased the speed and responsiveness of wireless networks.

Wi-Fi 6

The next generation of Wi-Fi expected to operate at 9.6 Gbps

Streaming

A method of sending audio and video files over the Internet in such a way that the user can view the file while it is being transferred.

Streaming data

Data that is generated continuously by thousands of data sources, which typically send in the data records simultaneously, and in small sizes (order of kilobytes)

Satellite

A space station that orbits the Earth receiving and transmitting signals from Earth-based stations over a wide area.

Identity and Access Management (IAM)

IAM components ensure secure access and management of user identities within the digital ecosystem, including authentication, authorization, and user management systems.

Wired equivalent privacy (WEP)

An encryption algorithm designed to protect wireless transmission data.

Wi-Fi protected access (WPA)

A wireless security protocol to protect Wi-Fi networks..

Secure sockets layer (SSL)

A standard security technology for establishing an encrypted link between a web server and a browser, ensuring that all data passed between them remain private.

SSL Certificate

An electronic document that confirms the identity of a website or server and verifies that a public key belongs to a trustworthy individual or company.

Secure hypertext transfer protocol (SHTTP or HTTPS)

A combination of HTTP and SSL to provide encryption and secure identification of an Internet server.

Value creation

Refers to increasing or enhancing the worth, utility, or desirability of a product, service, or business entity.

Augmented reality (AR)

Allows businesses to overlay digital content, such as 3D models, information, or interactive interfaces, onto the physical world, providing employees and customers with real-time, context-aware information and interactions. * Smart glasses – Wearable devices that feature integrated displays, sensors, and computing capabilities.

Virtual Reality (VR)

A computer-generated simulation that immerses users in a three-dimensional, interactive environment. * Head-Mounted Display – Consists of two small screens for each eye that displays separate images to create a stereoscopic 3D effect.

VR Motion Tracking

VR systems use various sensors and tracking technologies to monitor the user’s movements and translate them into the virtual environment.

Mixed Reality (MR)

Combines elements of both VR and AR, allowing users to interact with virtual objects while maintaining awareness and interaction with the real world.

Radio frequency identification (RFID)

Uses electronic tags and labels to identify objects wirelessly over short distances.

RFID tag

An electronic identification device that is made up of a chip and antenna.

RFID reader (RFID interrogator)

A transmitter/receiver that reads the contents of RFID tags in the area.

Global positioning system (GPS)

A satellite-based navigation system providing extremely accurate position, time, and speed information.

Automatic vehicle location (AVL)

Uses GPS tracking to track vehicles.

Geocache

A GPS technology adventure game that posts the longitude and latitude location for an item on the Internet for users to find.

Geocoin

A round coin-sized object, is uniquely numbered and hidden in geocache.

Geographic information system (GIS)

Consists of hardware, software, and data that provide location information for display on a multidimensional map.

Cartography

The science and art of making an illustrated map or chart

Spatial data

Identifies the geographic location of features and boundaries on Earth, such as natural or constructed features, oceans, and more.

Location based services (LBS)

Applications that use location information to provide a service

IT consumerization

The blending of personal and business use of technology devices and applications.

Pervasive computing

The growing trend of embedding computer capabilities into everyday objects to make them effectively communicate and perform useful tasks in a way that minimizes the end user‘s need to interact with computers as computers.

Enterprise mobility management (EMM)

An enterprisewide security strategy to enforce corporate epolicies while enabling employee use of mobile devices such as smart phones and tablets.

Mobile device management (MDM)

A security strategy comprised of products and services that offer remote support for mobile devices, such as smart phones, laptops, and tablets.

Mobile application management (MAM)

A security strategy that administers and enforces corporate epolicies for applications on mobile devices.

Mobile application development

The set of processes and procedures involved in writing software for use on wireless devices.

Mobile information management (MIM)

A security strategy that involves keeping sensitive data encrypted and allowing only approved applications to access or transmit it.

Fast data

The application of big data analytics to smaller data sets in near real or real time in order to solve a problem or create business value.

Internet Accessibility

The ability for all individuals, including those with disabilities, to use the Internet effectively.

Digital divide

A worldwide gap giving advantage to those with access to technology.

Digital inclusion

Efforts to reduce the digital divide by providing equal opportunities and access to technology.

Digital literacy

The ability to use digital technology, communication tools, or networks to locate, evaluate, use, and create information.