Industrial Networks Flashcards
ControlNet is described as an open network standard, which means that any company that develops network devices can use the ControlNet standard without paying a licensing fee.
A) True
B) False
A) True
What is the common term for a graphic terminal used to interact with an industrial network?
A) HMI
B) Network media
C) Router
A) HMI
Which network links branch offices and single mobile users to a local enterprise network or the Internet?
A) Local-area
B) Remote
C) Wide-area
B) Remote
The Serial Real-time Communication System network is implemented using a ___ topology.
A) bus
B) ring
C) star
B) ring
Match each of the network devices or terms to the best description of the function or meaning of the item.
I. Central connecting device in a network, sometimes called a multiport repeater
II. An electronic assembly that connects an individual device to the network
III. Device used to segment LANs to balance network traffic and to provide data filtering for security purposes
A) Interface card
B) Hub
C) Router
A) II.
B) I.
C) III.
Both ControlNet and flat cable DeviceNet require cable terminators or end terminators to prevent data signals from reflecting back through the cable.
A) True
B) False
A) True
A ___ network connects enterprise networks together.
A) local-area
B) remote
C) wide-area
C) wide-area
Match the description of how nodes in a network are physically connected to the correct industrial network topology.
I. Ring topology
II. Bus topology
III. Star topology
A) A technology with all network devices connected to a central network media or cable identified as the backbone.
B) A technology with all network devices connected to a common device called a hub or switch.
C) A technology with all network devices connected to a network media or cable, which is connected in a loop.
A) II.
B) III.
C) I.
___ permits all nodes on the network to simultaneously access the same data from a single source.
A) ControlNet
B) DeviceNet
C) Ethernet
A) ControlNet
A specification for an Ethernet network calls for a 100BaseT system. What type of cable would be used for this network?
A) Coaxial cable
B) Fiber-optic cable
C) STP (shielded twisted pair)
D) UTP (unshielded twisted pair)
D) UTP (unshielded twisted pair)
All ___ cable systems include device power and data integrated into a single cable system.
A) ControlNet
B) DeviceNet
C) Ethernet
B) DeviceNet
Which of the four types of network media is capable of transferring data up to 100 Gbps?
A) Coaxial cable
B) Fiber-optic cable
C) STP (shielded twisted pair)
D) UTP (unshielded twisted pair)
B) Fiber-optic cable
Which network type is used for process management including process variables, real-time process control, and diagnostics?
A) ControlNet
B) Ethernet
C) FOUNDATION Fieldbus
C) FOUNDATION Fieldbus
A network that consists of intelligent machines connected together in a company building or group of company buildings is called a(n) ___ network.
A) enterprise
B) local-area
C) remote
D) wide-area
A) enterprise
___ interconnects industrial devices such as limit switches, photoelectric sensors, valves, motor starters, process sensors, and operating interface devices via a single network.
A) ControlNet
B) DeviceNet
C) Ethernet
B) DeviceNet
