Network Cabling MCQs

Fiber optic cables transmit data using:

• Electrical signals

• Light signals

• Radio waves

• Magnetic fields

Which of the following is NOT a type of fiber optic cable?

• Single-mode

• Multi-mode

• Hybrid mode

• Shielded pair

Single-mode fiber uses which light source?

• LED

• Laser

• Infrared

• Incandescent

Which is a major advantage of fiber optic cable?

• Low cost

• Immune to electromagnetic interference

• Higher weight

• Limited bandwidth

Maximum distance supported by single-mode fiber is approximately:

• 100 m

• 550 m

• 40 km

• 2 km

Which connector type is commonly used in fiber optics?

• RJ-45

• BNC

• SC

• RG-6

Which problem affects multi-mode fiber more than single-mode?

• Attenuation

• Chromatic dispersion

• Modal dispersion

• None of the above

Which jacket color is often used for single-mode fiber?

• Yellow

• Orange

• Blue

• Green

Fiber optics provide high security because:

• Hard to tap signals

• Cheap equipment

• Uses copper core

• Simple installation

Which of the following is a disadvantage of fiber optics?

• High bandwidth

• Lightweight

• Expensive installation

• Immune to EMI