Surprise Quiz 2 - Industrial Data Communication

Coaxial cables are commonly used in the following applications.

• Fiber optic networks

• Satellite television and cable TV

• Bluetooth connectivity

• Electrical wiring in houses

High-speed CAN allow data rate up to ___ which is used in vehicles.

• 1Mbps

• 20Kbps

• 20bps

• 12bps

Sunil is the network administrator of Vodafone Fiji Ltd. He needs to design the network setup for his company. More than 1650000 hosts will be connected in the network. Infer the IP addressing class would best meet his requirements?

• Class D

• Class B

• Class C

• Class A

The device that prevents the signal at the end of a bus backbone from echoing back on to the line is

• repeater

• terminator

• T-Connector

• horn antenna

The primary material used in the core of a fiber optic cable is

• copper

• aluminum

• steel

• Glass or plastic

A network administrator in a small office is upgrading the local network within the building. New network cables are needed to connect office computers and networking devices. Identify the network media should the administrator use?

• coaxial cable

• wireless solution

• fiber-optic cable

• twisted-pair cable

The access method in Ethernet, the network topology used for local area networks is

• CSMA/CD

• token passing

• payload

• random

If a sensor outputs a reading of 12mA, what percentage of the full scale does this represent in a 4-20mA system?

• 40%

• 50%

• 60%

• 80%

The topology commonly associated with 10BASE-T networks?

• ring

• mesh

• bus

• star

If a vehicle has a malfunctioning sensor, how does the CAN bus system ensure that the central controller is notified? How a sensor intimates to the controller?

• continuous signal

• error frame

• disconnects

• alarm