The information transmitted by an ICT system can originate in two fundamental forms:

1. A. Synchronous and asynchronous
2. B. Light and sound
3. C. Progressive and regressive
4. D. Analog and digital

Correct Answer: D

Which type of optical fiber cable should be color coded with a RED outer cable sheath?

1. A. Dispersion-shifted SM optical fiber
2. B. MM optical fiber with 50 um core diameter (laser-optimized)
3. C. Polarization maintain SM optical fiber
4. D. MM optical fiber with 50 um core diameter

Correct Answer: A

Which type of optical fiber cable should be color coded with an Orange outer cable sheath?

1. A. MM with a 100 um core diameter
2. B. Dispersion-shifted SM optical fiber
3. C. Polarization maintain SM optical fiber
4. D. SM optical fiber

Correct Answer: A

Which of the following is a building-serving space that houses large pieces of common active equipment?

1. A. TR
2. B. ER
3. C. TE
4. D. Mechanical Room
5. E. Battery room

Correct Answer: B

Which of the following is used to equalize potential differences between the SBB on the same floor?

1. A. TBB
2. B. BBC
3. C. RBB
4. D. TEBC

Correct Answer: B