Podcast
Questions and Answers
Which of the following is the most common use for an Ethernet cable?
Which of the following is the most common use for an Ethernet cable?
- Powering a desktop computer
- Connecting a keyboard to a computer
- Connecting a printer directly to a computer
- Connecting a Wi-Fi router or modem to the internet (correct)
An RJ45 connector is a 6-pin connector used mainly for telephone connections.
An RJ45 connector is a 6-pin connector used mainly for telephone connections.
False (B)
What is the primary function of an Operating System (OS) in a computer?
What is the primary function of an Operating System (OS) in a computer?
manages the computer's memory and processes, as well as all of its software and hardware
_______ is an example of an operating system that is open-source, meaning it can be modified and distributed by anyone.
_______ is an example of an operating system that is open-source, meaning it can be modified and distributed by anyone.
Match the cable type with its description:
Match the cable type with its description:
To which device can ethernet cables plug into?
To which device can ethernet cables plug into?
The operating system does not allow a computer to communicate.
The operating system does not allow a computer to communicate.
Name 3 of the different versions of Windows.
Name 3 of the different versions of Windows.
Mobile devices operate with systems that area designed specifically for mobile devices. For example, Apple iOS and Google _______
Mobile devices operate with systems that area designed specifically for mobile devices. For example, Apple iOS and Google _______
Which cable connection has pin 1 as Green+White, pin 2 as Green, pin 3 as Orange+White, and pin 6 as Orange?
Which cable connection has pin 1 as Green+White, pin 2 as Green, pin 3 as Orange+White, and pin 6 as Orange?
Flashcards
Ethernet cables
Ethernet cables
Used to provide internet connection and connect devices locally.
RJ45 Connector
RJ45 Connector
A standardized interface that connects devices to Ethernet networks.
Operating System (OS)
Operating System (OS)
Manages computer hardware, software, memory, and processes.
Microsoft Windows
Microsoft Windows
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macOS
macOS
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Linux
Linux
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Android
Android
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Study Notes
- Ethernet cables are used to provide internet connection and connect devices to a local network
- They plug into ethernet ports on a variety of devices
- The most common use for an ethernet cable is connecting a WiFi router or modem to the internet entry port or telephone line
- Ethernet cables are categorized as Cat3, Cat5, Cat5e, Cat6, Cat6A, Cat7, and Cat8
- UTP stands for Unshielded Twisted Pair
- FTP stands for Foiled Twisted Pair
- STP stands for Shielded Twisted Pair
- SFTP stands for Shielded Foiled Twisted Pair
- RJ45 is an 8-pin connector used to connect devices to Ethernet networks
Straight Through Cable Connections
- The T568B wiring standard includes:
- Orange+White
- Orange
- Green+White
- Blue
- Blue+White
- Green
- Brown+White
- Brown
Crossover Cable Connections
- The T568A wiring standard includes:
- Green+White
- Green
- Orange+White
- Blue
- Blue+White
- Orange
- Brown+White
- Brown
- An operating system (OS) is the most important software that runs on a computer
- It manages the computer's memory, processes, software, and hardware
- The OS coordinates programs to ensure each gets what it needs
Microsoft Windows
- Microsoft created the Windows OS in the mid-1980s
- Recent versions include Windows 10 (released in 2015), Windows 8 (2012), Windows 7 (2009), and Windows Vista (2007)
- Windows comes pre-loaded on most new PCs, making it the most popular OS
macOS
- macOS (previously called OS X) is a line of OS created by Apple
- It comes preloaded on all Macintosh computers, or Macs
- Specific versions include Mojave (released in 2018), High Sierra (2017), and Sierra (2016)
- macOS users account for less than 10% of global OS users, much lower than Windows users (more than 80%)
Linux
- Linux is a family of open-source operating systems
- Open-source means they can be modified and distributed by anyone
- Advantages of Linux are that it is free, and there are many different distributions—or versions—you can choose from
Android
- Android is a mobile OS, primarily used on smartphones and tablets, developed by Google and based on a modified version of the Linux kernel
- It's known for its open-source nature, allowing for customization and a wide variety of devices
- Mobile devices run OS that are designed specifically for mobile devices
- Examples of mobile operating systems include Apple iOS and Google Android
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