Network Access Quiz

What is the main function of the physical layer in networking?

• Network routing

• Data compression

• Signal transmission

• Data encryption

What does bandwidth measure in a network?

• Time taken for data to travel

• Number of devices connected

• Amount of data that can flow in a given time

• Quality of the signal

What is the main disadvantage of copper cabling?

• Complex installation

• Immunity to interference

• Limited distance due to attenuation

• High cost

Which copper cabling type offers better noise protection?

• Unshielded Twisted Pair (UTP)

• Coaxial Cable

• Shielded Twisted Pair (STP)

• Fiber Optic Cable

What is the main advantage of fiber optic cabling over copper cabling?

• Lower cost

• Higher bandwidth and longer distance

• Easier installation

• More common usage

What type of interference affects copper cabling?

• Acoustic interference

• Thermal interference

• Electromagnetic interference (EMI)

• Optical interference

Which of the following is a characteristic of Single-Mode Fiber?

• Larger core

• Lower cost than multimode fiber

• Uses LEDs for transmission

• Ideal for long-distance applications

What does goodput measure in a network?

• Usable data transferred

• Total data transferred

• Data transfer speed

• Latency in data transfer

What is the purpose of twisting pairs of wires in UTP cabling?

• To increase bandwidth

• To simplify installation

• To reduce crosstalk

• To enhance signal strength

Which fiber optic connector is commonly used?

• RJ-45

• ST

• BNC

• USB