1. Introducing Today’s Technologies: Computers, Devices and the Web
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
Introducing Today’s Technologies: Computers, Devices and the Web

2. Objectives:
- Describe the purpose and uses of smartphones, digital cameras, portable and digital media players, e-book, readers, wearable devices, and game devices.
- Describe the relationship between data and information.
- Briefly explain the various input and output options.
- Differentiate the web from the internet.
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
- Briefly describe the digital security risk associated with viruses and other malware, privacy, your health and the environment.
- Discuss how society uses technology in education, government, finance, retail, entertainment, healthcare, science, travel, publishing and manufacturing.
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3. Today’s Technology:
Technology can enable you to more efficiently and effectively access and search for information; share personal ideas, photos, and videos with friends, family, and others; communicate with and meet other people; manage finances; shop for goods and services; play games or access other sources of entertainment; keep your life and activities organized; and conduct business activities.
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
Digital Literacy – involves having a current knowledge and understanding of computers, mobile devices, the web and related technologies.
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4. Let’s talk about COMPUTERS
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
-is an electronic device, operating under control of instructions stored on it’s own memory, that can accept data (input), process the data according to specified rules, produce information (output), and store information for future use.
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5. …COMPUTERS cont.
*electronic components in computers process data using instructions.
Data vs Information
*a collection of related instructions organized for common purpose is referred to as software or program.
*using a software can complete a variety of activities , such as search for information.
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6. PERSONAL COMPUTERS
Laptop – a ”notebook computer”, is a thin, lightweight mobile computer with a screen in its lid and a keyboard in its base. Designed to fit in the lap for easy transport.
Tablets – smaller than a laptop but larger than a phone, a tablet is a thin lighter weight mobile computer that has touch screen.
Data vs Information
Desktop – a personal computer designed to be in a stationary position, where all components fit under a desk or table.
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7. PERSONAL COMPUTERS
Server – is a computer dedicated to to providing one or more services to other computers or devices on a network.
Data vs Information
Network – is a collection of computers and devices connected together.
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8. MOBILE AND GAME DEVICES
Mobile Device - a computing device small enough to hold in your hand.
- can be categorized as computers because they operate under the control of instructions.
Smartphones
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
- a mobile phone that performs many of the functions of a computer, typically having a touchscreen interface, internet access, and an operating system capable of running downloaded applications.
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9. MOBILE AND GAME DEVICES
Four popular types of messages that you can send with smartphones;
1. Voice Mail Message – a short audio recording sent to or from a smartphone or other mobile
2. Text Message – a short note, typically fewer than 300 characters, sent to or from a smartphone or other mobile device
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
3. Picture Message – a photo or other image, sometimes along with sound and text, sent to or from a smartphone or mobile device
4. Video Message – a short video clip, usually about 30 seconds.
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10. MOBILE AND GAME DEVICES Digital Cameras
- a device that allows you to take photos and store the photographed images digitally.
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
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11. MOBILE AND GAME DEVICES Portable Media Players
- a device on which you can store, organize, and play or view digital media.
- Digital media includes music, photos and videos.
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
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12. MOBILE AND GAME DEVICES E-Book Reader
- A mobile device that is used primarily for reading e-books.
- a digital version of printed books.
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
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13. MOBILE AND GAME DEVICES Wearable Devices
- a small, mobile computing consumer device designed to be worn. These devices often communicate with a mobile device or computer
Team Brazil wearable device for soccer players
- activity trackers that monitors heart rate, measure pulse, count steps, and tracks sleep patterns.
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14. MOBILE AND GAME DEVICES Game Console
- a mobile computing device designed for single-player or multiplayer video games
- often connect to a television; handheld game devices contain a built-in screen
Team Brazil wearable device for soccer players
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15. Digital Service converge
Consider this:
Are digital cameras, portable media players, e-book readers, and handheld game devices becoming obsolete as more and more smartphones and tablets include their functionality?
Digital Service converge
- means that consumers may need fewer devices for functionality
- is the phenomenon of combining different media, information, voice telephony, television, etc., into a single service. 
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16. DATA AND INFORMATION
Computer process data (input) into information (output) and often store the data, resulting information for future use
DATA - is a collection of unprocessed items, which can include text, numbers, images, audio, and video.
INFORMATION – conveys meaning to users.
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17. DATA AND INFORMATION INPUT DEVICE
– any hardware component that allows you to enter data and instructions into a computer or mobile device.
OUTPUT DEVICE
– conveys information from a computer mobile device to one or more people
INPUT Device Sample
OUTPUT Device Sample
Keyboard
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18. MEMORY AND STORAGE
MEMORY – consists of electronic components that stores instructions waiting to be executed and data needed by those instructions.
INPUT Device Sample
Keyboard
Voice and Video Input
Scanners
OUTPUT Device Sample
Speakers
Displays (Monitor)
Printer
STORAGE
- holds data, instructions, and information for future use.
- records (writes) and/or retrieves (reads)items to and from storage media.
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19. MEMORY AND STORAGE Types of Storage
INPUT Device Sample
Keyboard
Voice and Video Input
Scanners
OUTPUT Device Sample
Speakers
Displays (Monitor)
Printer
1. HARD DISKS - is an electro-mechanical data storage device that stores and retrieves digital data using magnetic storage with one or more rigid rapidly rotating platters coated with magnetic material
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20. MEMORY AND STORAGE Types of Storage
INPUT Device Sample
Keyboard
Voice and Video Input
Scanners
OUTPUT Device Sample
Speakers
Displays (Monitor)
Printer
2. SOLID STATE DRIVES - device that uses integrated circuit assemblies to store data persistently, typically using flash memory, and functioning as secondary storage in the hierarchy of computer hierarchy of computer storage.
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21. MEMORY AND STORAGE Types of Storage
INPUT Device Sample
Keyboard
Voice and Video Input
Scanners
OUTPUT Device Sample
Speakers
Displays (Monitor)
Printer
2. SOLID STATE DRIVES - device that uses integrated circuit assemblies to store data persistently, typically using flash memory, and functioning as secondary storage in the hierarchy of computer hierarchy of computer storage.
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22. World Wide Web, or simply “web,”
THE WEB and INTERNET
World Wide Web, or simply “web,”
- is the term for the collection of web pages that you view when you are online on a computer or other device.
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
Internet
- is the network of interconnected computers on which the web runs and the conduit through which s and data pass.
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23. Access the web to accomplish the following tasks:
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
Search for Information
Conduct Research
Communicate with & meet other people
Share information, photos, and videos with others
Access news, weather, and sports
Participate in online training
Shop for goods and services
Play games with others
Download or listen to music
Watch videos
Download or read books
Make reservations
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24. About the web
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
The web consists of a worldwide collection of electronic documents.
Each electronic document on the web is called a webpage which can contain text, graphics, audio, and video.
A website is a collection of related webpages, which are stored on a web server.
A web server is a computer that delivers requested webpages to your computer or mobile device.
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25. About the web
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
The web consists of a worldwide collection of electronic documents.
Each electronic document on the web is called a webpage which can contain text, graphics, audio, and video.
A website is a collection of related webpages, which are stored on a web server.
A web server is a computer that delivers requested webpages to your computer or mobile device.
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26. About the web
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
A link, short for hyperlink, is a built-in connection to other documents, graphics, audio files, videos, webpages or websites.
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27. Browsing the web
Chrome, edge, firefox, safari
A browser is a software that enables users with an internet connection to access and view webpages on a computer or mobile device.
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28. Searching the web
A primary reason that people use the web is to search for specific information including text, photos, music, and videos.
A search engine is a software that finds websites , webpages, images, videos, news, maps, and other information related to a specific topic.
Chrome, edge, firefox, safari
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29. Online Social Networks
An online social network, also called a social networking site, is a website that encourages members in its online community to share their interests, ideas, stories, photos, music, and videos with other registered users.
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30. Ethics and Issue 1-2
Should you be required to obtain permission before posting photos of others?
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31. 1. Is it ever acceptable to post photos of others without permission?
Ethics and Issue 1-2
1. Is it ever acceptable to post photos of others without permission?
2. Has someone posted or tagged you in a photo that you did not want others to see?
3. If asked to remove a photo or a tag, would you respect the person’s feelings and honor the request?
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32. DIGITAL SECURITY & PRIVACY
Viruses and Other Malware
Malware
short for malicious software.
a software that typically act without the knowledge of the user 
- Viruses, worms, trojan horses, rootkits, spyware and adware
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33. DIGITAL SECURITY & PRIVACY
Viruses and Other Malware
VIRUS
a type of malicious software, or malware, that spreads between computers and causes damage to data and software.
aim to disrupt systems, cause major operational issues, and result in data loss and leakage.
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34. DIGITAL SECURITY & PRIVACY
Viruses and Other Malware
WORM
a type of malicious software whose primary function is to self-replicate and infect other computers while remaining active on infected systems.
TROJAN
is any malware that misleads users of its true intent by disguising itself as a standard program. 
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35. DIGITAL SECURITY & PRIVACY
Viruses and Other Malware
ROOTKITS
designed to enable access to a computer or an area of its software that is not otherwise allowed and often masks its existence or the existence of other software.
SPYWARE
- software that enables a user to obtain covert information about another's computer activities by transferring data secretly from their hard drive.
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36. DIGITAL SECURITY & PRIVACY
Viruses and Other Malware
ADWARE
Adware (or advertising software) is the term used for various pop-up advertisements that show up on your computer or mobile device
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37. DIGITAL SECURITY & PRIVACY
Viruses and Other Malware
Protection from Viruses and Malware practices:
- Use Virus Protection
- Use a firewall
- Be suspicious of all unsolicited and text messages
- Download software with caution
- Close spyware windows
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38. DIGITAL SECURITY & PRIVACY
Viruses and Other Malware
Protection from Viruses and Malware practices:
- Scan for malware before using any removable media
- Keep current
- Back up regularly
Stay informed with the new virus alerts and viruses
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39. PROGRAMS AND APPS SOFTWARE
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
also called a program, consists of a series of related instructions, organized for a common purpose, the tells the computer what tasks to perform and how to perform them.
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40. Two categories of software:
PROGRAMS AND APPS
Two categories of software:
1. System Software
perform maintenance-type tasks usually related to managing devices, media, and programs used my computers and mobile devices. Example is the operating system
- consist of the programs that control or maintain the operations of the computer and its devices.
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41. PROGRAMS AND APPS Operating System
perform maintenance-type tasks usually related to managing devices, media, and programs used my computers and mobile devices. Example is the operating system
- a widely recognized example of system software. It is a set of programs that coordinate all the activities among computer or mobile device hardware it provides a means for users to communicate with the computer or mobile device and other software.
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42. Two categories of software:
PROGRAMS AND APPS
Two categories of software:
2. Application Software
perform maintenance-type tasks usually related to managing devices, media, and programs used my computers and mobile devices. Example is the operating system
- an application consist of programs designed to make users more productive and/or assist them with personal task.
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43. Categories of applications:
PROGRAMS AND APPS
Categories of applications:
Productivity – Word processing, presentation,
Graphics and Media – Photo, video, and audio editing, media player
Personal Interest – Travel, Mapping, Reference, Educational
Communications – Browser,
Security – Antivirus, Personal Firewall,
File system and disk management – file manager, search,
Productivity
Graphics and Media
Personal Interest
Communications
Security
File System & Disk Management
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44. PROGRAMS AND APPS 1. Desktop app - an application stored on a computer
Applications include programs stored on a computer, as well as those on a mobile device or delivered to your device over the Internet.
1. Desktop app - an application stored on a computer
Productivity – Word processing, presentation,
Graphics and Media – Photo, video, and audio editing, media player
Personal Interest – Travel, Mapping, Reference, Educational
Communications – Browser,
Security – Antivirus, Personal Firewall,
File system and disk management – file manager, search,
2. Web app - an application stored on a web server that you access through a browser.
3. Mobile app - an application you download from a mobile device’s or other location on the Internet to a smartphone or other mobile device.
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45. COMMUNICATIONS & NETWORKS
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
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46. Computer Communication
COMMUNICATIONS & NETWORKS
Computer Communication
- describes a process in which two or more computers or devices transfer (send and receive) data, instructions, and information over transmission media via a communications device.
Communication Device
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
- is a hardware capable of transferring items from computers and devices to transmission media and vice versa.
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47. Wired and Wireless Communications:
COMMUNICATIONS & NETWORKS
Wired and Wireless Communications:
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
1. Wired Communications
- refers to interconnected computing devices that can exchange data and share resources with each other.
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48. - Twisted Pair Cable, - Coaxial Cable, and - Optical Fiber Cable.
COMMUNICATIONS & NETWORKS
Wired Communication:
- Twisted Pair Cable,
- Coaxial Cable, and
- Optical Fiber Cable.
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
Twisted Pair Cable is the most common and cheapest option, Co-axial Cable has a higher bandwidth and is used for high-speed connections, and Optical Fiber Cable is immune to electromagnetic interference and has a very high bandwidth.
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49. Wired and Wireless Communications:
COMMUNICATIONS & NETWORKS
Wired and Wireless Communications:
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
2. Wireless Communications
- a method of transmitting information from one point to other, without using any connection like wires, cables or any physical medium.
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50. Wireless Communication:
COMMUNICATIONS & NETWORKS
Wireless Communication:
With the rise of information technology and the ever-increasing complexity of our technology landscape, platforms have become the design paradigm of choice for today's complex engineered systems. We first saw the power of the platform model in the development of the personal computer some twenty to thirty years ago as operating system providers built their technology as a platform for software developers to create applications on top.
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51. TECHNOLOGY USES 1. Education & Teaching 6. Health Care 2. Government
7. Science
3. Finance
8. Travel
4. Retail
9. Publishing
5. Entertainment
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