TCP, UDP, and what the transport layer decides for you
Objective 2.1 · Networking · 23% of the exam Why this matters Every port number from lesson 8 comes with a protocol attached, and candidates routinely memorise the...
CompTIA A+ Core 1 220-1201 Lessons
-
-
The ports and protocols you have to know cold, and how to learn them once
Objective 2.1 · Networking · 23% of the exam Why this matters This is the only part of Core 1 that is straight memorisation, and candidates either accept...
-
Mobile fault finding: separating hardware, software and account problems
Objective 1.4 · Mobile devices · 13% of the exam Why this matters Mobile devices are the hardest things in this exam to diagnose, for one structural reason:...
-
Accounts, mail and synchronisation, and what 'synced' actually means
Objective 1.3 · Mobile devices · 13% of the exam Why this matters Adding a mail account to a phone is the single most common configuration task in...
-
Mobile connectivity: Wi-Fi, cellular data, tethering and hotspots
Objective 1.3 · Mobile devices · 13% of the exam Why this matters A phone has two independent routes to the internet and switches between them constantly without...
-
USB, Bluetooth, NFC and docking: connecting a mobile device to everything else
Objective 1.2 · Mobile devices · 13% of the exam Why this matters This objective looks like a list of technologies and is really a list of negotiations....
-
Displays, cameras and the antennas hidden in the lid
Objective 1.1 · Mobile devices · 13% of the exam Why this matters The lid of a laptop contains four separate systems that share one hinge: the panel,...
-
A bench you can actually build, and what it costs to prove each thing
Supplementary This lesson maps to no 220-1201 objective. CompTIA does not examine "build a bench", and nothing in it will be asked of you. It exists because the...
-
Inside a laptop: what comes out, what does not, and the order it comes out in
Objective 1.1 · Mobile devices · 13% of the exam Why this matters The exam calls this domain mobile devices, and most candidates read that as phones. It...
You may also like
More Posts
View all articles in Product Show-
Patek Philippe Nautilus Watch Models & Quality Tiers
Learn more about our collection of Patek Philippe Nautilus watches — available in two exceptional quality versions to suit your style and budget.
-
How to Connect Your Android OS Watch to Your Phone
Easily set up Watch Droid! Install the apps, enable Bluetooth, scan the QR code, and pair your smartwatch with your phone in minutes. Stay connected hassle-free!
-
Unleashing the Power of AirPods Pro 3rd Gen: The Ultimate Feature Guide
Unleashing the Power of AirPods Pro 3rd Gen: The Ultimate Feature Guide
Want to learn more about a specific product?
Don't Hesistate, Contact Us Here: