a. Compare Twisted pair cable, Coaxial cable and Fiber optics cable.

Sure, here is a comparison of Twisted Pair Cable, Coaxial Cable, and Fiber Optics Cable:

1. Twisted Pair Cable:

   • Speed: It has a moderate speed range, typically up to 100 Mbps.
   • Distance: It can transmit data up to 100 meters without needing a signal booster.
   • Interference: It is susceptible to electromagnetic interference.
   • Cost: It is the least expensive among the three.
   • Use: It is commonly used in traditional telephone lines and local area networks.

2. Coaxial Cable:

   • Speed: It has a higher speed range than twisted pair, typically up to 10 Gbps.
   • Distance: It can transmit data up to 500 meters without needing a signal booster.
   • Interference: It is less susceptible to electromagnetic interference due to its shielding.
   • Cost: It is more expensive than twisted pair but less expensive than fiber optics.
   • Use: It is commonly used in cable television and internet connections.

3. Fiber Optics Cable:

   • Speed: It has the highest speed range, typically up to 100 Gbps or more.
   • Distance: It can transmit data over long distances, up to 40 kilometers without needing a signal booster.
   • Interference: It is not susceptible to electromagnetic interference as it uses light to transmit data.
   • Cost: It is the most expensive among the three.
   • Use: It is commonly used in high-speed internet connections, cable television, and telecommunications.