Deck 16: Industrial Data Communications

Question 1

A network that connects low-level devices directly to plant-floor controllers without interfacing them through I/O modules is an example of a(n) ____.

A) EtherNet/IP network
B) ControlNet network
C) Data Path network
D) DeviceNet network

Answer 1

D

Question 2

A benefit of ____________________ architecture is that data communication equipment can be purchased from several different manufacturers.

Answer 2

open
open system

Question 3

Fiber-optic cable is not affected by electromagnetic interference.

Answer 3

True

Question 4

____________________ data transmission allows for the source data to start and stop when ready.

Question 5

The ____________________ is a complex set of computer-controlled processes.

Question 6

The process of determining the way in which the string of digital data fits together, how the communication is started and ended, whose turn it is to send or receive data, and how messages are confirmed is controlled by a(n) ____.

A) protocol
B) application layer
C) PLC
D) control device

Question 7

____ is defined as the transmission of data converted into a digital coded format (1s and 0s) to and from one place to another over an interconnected system.

A) Data highway
B) Information technology (IT)
C) Business data processing
D) Data communications

Question 8

Serial transmission allows for every bit of the data to have its own wire in a cable.

Question 9

____ data transmission is the movement of data that is controlled by a clocking device that determines exactly when data should move.

A) Parallel
B) Serial
C) Synchronous
D) Asynchronous

Question 10

The concept of layering of information breaks down the complex process of transporting data into pieces that can be managed by single network devices.