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What is CSMA/CD & CSMA/CA? Have you ever wondered how computers send data on a network without interfering with the data from other computers? This is an animated video explaining what carrier sense multiple access with collision detection and collision avoidance are.
What's the difference between half-duplex and full-duplex? Half duplex communicates in one direction at a time. Full duplex communicates in both directions at the same time.
What is the difference between RAID 5 and RAID 6? This is an animated video explaining the difference between them.
This is an animated video explaining Ethernet network cables, such as unshielded twisted pair (UTP) and shielded twisted pair (STP). Straight (patch ) cables vs Crossover cables and CAT 3,5,5e,6,6a,7 and 8. It also shows the wiring order of ethernet cables and how to make RJ45 network patch cables.
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I am a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites.
CPU Cooler recommendation (affiliate) https://amzn.to/2EwAnlY
What is thermal compound paste? CPU air cooling or water cooling? This is an animated video explaining the two different coolers. It also explains the purpose of a heat sink and thermal compound. What is thermal compound used for?
0:00 Introduction
0:19 Heat Sink
1:29 CPU Fan - Air Cooling
1:48 Thermal Compound Paste
2:42 Water Cooling
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Mesh Wifi that I recommend (affiliate) https://amzn.to/2Jyd9kI
What is mesh wifi? What is Google wifi? Which is the best mesh wifi? This is an animated video explaining how mesh wifi works and what it is. A mesh wifi system is group of routers or wifi points that are placed in different locations inside a home. It provides a blanket of wifi coverage all throughout the home.
#meshwifi #mesh #googlewifi
I am a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites.
What's the difference between cable, DSL and fiber. This is an animated video that explains these internet access technologies.
What is DDNS? This is an animated video explaining what Dynamic DNS is. Dynamic DNS is a service that allows you to access devices that are in your home, such as a computer, router, or security camera, even if your IP address changes.
DDNS links
https://dyn.com/dns/dyndns-pro-free-trial/
https://www.noip.com/free
This is an animated video explaining wireless password security options. It explains WEP, WPA, WPA2, WPA3, WPS, and Access Control. It also explains AES and TKIP.
I am a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites.
This is an animated video explaining what a network firewall is. A firewall is a system that is designed to prevent unauthorized
access from entering a private network by filtering the
information that comes in from the internet. A firewall blocks
unwanted traffic and permits wanted traffic.
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Browse the internet in privacy.
Get the VPN that I use (affiliate). https://nordvpn.com/powercert
Use coupon code 'powercert' and get 68% off a 2-year plan + 1 month free.
What is a tri band router? A tri band router broadcasts 3 separate bands. It will broadcast a 2.4 GHz band, and it will broadcast 2 separate 5 GHz bands. It's like having 3 separate networks in one device.
Here is the Tri-band router that I recommend (affiliate) https://amzn.to/35DlTy3
I am a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites.
Backup types explained. This is an animated video describing the difference between an incremental, differential, and full backup.
Get the VPN that I use (affiliate). https://nordvpn.com/powercert
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A proxy server is a server that retrieves data out on the internet on behalf of a user. What is a VPN? This video also explains the difference between a proxy and a VPN.
#proxy #vpn #nordvpn
What is a motherboard? What is a platform controller hub (pch)?
This is an animated video explaining what a computer motherboard is and the motherboard components. The motherboard is the main component of a computer. It's basically a large circuit board that’s fit into a computer’s case and its where all the computer components connect to.
Motherboards I recommend below (affiliates)
For Intel CPUs
https://amzn.to/2ZOIYYH
https://amzn.to/2LnmuZw
For AMD CPUs
https://amzn.to/2NRyc1o
I am a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites.
This is an animated video explaining the PING command with troubleshooting. The PING utility is a simple tool that you can use to troubleshoot networking issues.
Get the VPN that I use (affiliate). https://nordvpn.com/powercert
Use coupon code 'powercert' and get 68% off a 2-year plan + 1 month free.
What is the difference between a wireless access point and a Wi-Fi router? A Wi-Fi router is what allows multiple wired and wireless devices to join together in a local area network. A wireless access point relays data between a wired network and wireless devices.
Get the VPN that I use (affiliate). https://nordvpn.com/powercert
Use coupon code 'powercert' and get 68% off a 2-year plan + 4 months free.
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A hotspot is a location where people can go to access the internet wirelessly with their mobile device, such as a laptop, tablet, or smartphone.
Get the VPN that I use (affiliate). https://nordvpn.com/powercert
Use coupon code 'powercert' and get 68% off a 2-year plan + 4 months free.
