LAN Tester and Tool Functions

Study Notes

A LAN tester checks the functionality of computer network cables, similar to a medical examination.
Ensures data can travel through a cable; if it fails, the cable may need repair.
Primarily tests ethernet cables for faults, missing connections, and shorted pairs.
Can differentiate between straight and crossover cables and may test coaxial cables.

Small hand tools used to grasp objects too tiny for human fingers.
Thumb-driven forceps, likely derived from tongs for handling hot objects.
In scientific and medical contexts, referred to as "forceps," used alongside various grasping instruments.

Suction cups are used to lift, move, and hold a variety of materials by creating a vacuum.
Atmospheric pressure pushes down on the cup, forming a strong but temporary bond.
Available in multiple sizes and capacities, suitable for different weights, surfaces, and environments.
Definition: A cup-shaped object that adheres or draws objects to a surface by producing a partial vacuum.

A handheld tool designed to remove insulation from electric wires, widely used by electricians.
Types of wire strippers include:
- Adjustable wire stripper: Simple design with a notch in each blade and a stop screw for setting cuts based on wire thickness.
- Gauge stripper: Features holes for various wire gauges, making it user-friendly for beginners.
Safety precautions include:
- Never strip live wires; always disconnect from a power source first.
- Keep fingers away from the cutting blade.

A pointed black stick with a flat end, originating from the word "spuddle."
Used for opening computer and mobile phone cases and removing small parts like wires or SIM cards.

Primarily used for retrieving screws but can also extract jammed bits from motherboards.
Typically ranges in size from 4 to 9 inches.
Outer shells are usually plastic, with higher-end models featuring metal casings and reinforced interiors.