Professor Messer A+ 220-1201 objective 3.2 — twisted pair and why it is twisted, categories and distances, coax, UTP vs STP shielding codes, direct burial and plenum-rated cable.
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#cabling
20 entries across collections.
Professor Messer A+ 220-1201 objective 3.2 — ANSI/TIA-568 and ISO/IEC 11801, the T568A and T568B pinouts, the four pins that differ, crimping checks and keystone jacks.
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Professor Messer A+ 220-1201 objective 3.2 — light through core and cladding, ferrules and connectors, and multimode vs single-mode fibre on distance, source and core size.
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Professor Messer A+ 220-1201 objective 3.2 — USB versions and speeds, connector types and USB-C, DB-9 serial, RS-232 console access, and Thunderbolt 1 to 4.
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Professor Messer A+ 220-1201 objective 3.2 — HDMI, DisplayPort and its locking connector, DVI variants and single/dual link, VGA, and video over USB-C.
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Professor Messer A+ 220-1201 objective 3.2 — SATA revisions and speeds, the one-to-one power and data connectors, no daisy chaining, and eSATA.
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Professor Messer A+ 220-1201 objective 3.2 — DVI-D to HDMI and DVI-A to VGA compatibility, USB-to-Ethernet and USB-C-to-USB-A adapters, and USB hubs.
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Professor Messer A+ 220-1201 objective 3.2 — RJ11 and RJ45, F connectors and DOCSIS, punchdown blocks, USB and USB-C, Molex, Lightning, and DB-9/RS-232.
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Professor Messer A+ 220-1201 objective 3.2 — ST bayonet, SC push-pull, and LC clip connectors for optical fibre, compared by mechanism and size.
Resource Cheatsheet
Full class notes for Professor Messer A+ 220-1201 objective 3.2: twisted pair and why it is twisted, cable categories and distances, coax, UTP vs STP shielding codes, direct burial and plenum-rated cable.
Lesson Note
Full class notes for Professor Messer A+ 220-1201 objective 3.2: ANSI/TIA-568 and ISO/IEC 11801, the T568A and T568B pinouts, what differs between them, and wiring keystone jacks.
Lesson Note
Full class notes for Professor Messer A+ 220-1201 objective 3.2: how light travels through a fibre core and cladding, ferrules and connectors, and multimode versus single-mode fibre.
Lesson Note
Full class notes for Professor Messer A+ 220-1201 objective 3.2: USB versions and speeds, USB connector types and USB-C, DB-9 serial and RS-232 console access, and Thunderbolt 1 to 4.
Lesson Note
Full class notes for Professor Messer A+ 220-1201 objective 3.2: SATA revisions and speeds, the one-to-one SATA power and data connectors, and eSATA.
Lesson Note
Full class notes for Professor Messer A+ 220-1201 objective 3.2: DVI-D to HDMI and DVI-A to VGA compatibility, USB-to-Ethernet and USB-C-to-USB-A adapters, and USB hubs.
Lesson Note
Full class notes for Professor Messer A+ 220-1201 objective 3.2: RJ11 and RJ45, F connectors and DOCSIS, punchdown blocks, USB and USB-C, Molex, Lightning, and DB-9/RS-232.
Lesson Note
Full class notes for Professor Messer A+ 220-1201 objective 3.2: ST bayonet connectors, SC push-pull connectors, and compact LC connectors for optical fibre.
Lesson Note
Full class notes for Professor Messer A+ 220-1201 objective 3.2: HDMI, DisplayPort and its locking connector, DVI variants and single/dual link, VGA, and video over USB-C.
Lesson Note
Professor Messer A+ 220-1201 objective 2.8 — crimpers, Wi-Fi and spectrum analysers, tone generator and probe, punch-down tools, cable testers, loopback plugs, taps and SPAN.
Resource Cheatsheet
Full class notes for Professor Messer A+ 220-1201 objective 2.8: crimpers, Wi-Fi and spectrum analysers, tone generator and probe, punch-down tools, cable testers, loopback plugs, taps and port mirrors.
Lesson Note