Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
50 Cards in this Set
- Front
- Back
|
additionas to networks to eliminate signel points of failure
|
redundancy
|
|
|
the process of networking the manufacturing floor with the enterprise
|
industrial networking
|
|
|
the hierarchical level of industrial networks tha contains mostly statistical data
|
information level
|
|
|
the ability of a network to have a guaranteed worst-case packet delivery time
|
determinism
|
|
|
lists the basic files in a Linux directory
|
ls
|
|
|
Linux name for the server package
|
daemon
|
|
|
data that can tolerate delays in data delivery such as that used for quality reports, database information, accounting, and job control information
|
statistical data
|
|
|
controller area network, used to replace wiring harnesses in cars
|
CAN
|
|
|
the user has the rights to make changes to operating and user parameters.
|
root access
|
|
|
a protocol that is in place and cannot be replaced primarily for operational and economic reasons
|
legacy protocol
|
|
|
a redundant unit that is powered on and can immediately take over the function of a failed companion unit
|
hot standby
|
|
|
a single failure of any device, component, cable, or software entity that can shut down part of the network
|
single point-of-failure
|
|
|
ability for the equipment to work together
|
interoperability
|
|
|
not usually tolerant of data time delivery but can include some control data such as alarm sharing, machine sttus, and utlity systmes status that can tolerate some variability in data time delivery
|
control data
|
|
|
switches/devices with identical address tables/instruction sets that allow seamless transfer between the switches/devices if a failure should occur
|
shadowing
|
|
|
where the network interfaces to the manufacturing or process machinery
|
device level
|
|
|
the strongest contender for a universal standard in industrial networks
|
industrial Ethernet
|
|
|
a nondestructive covering
|
armored
|
|
|
equipment placed in areas of no protection in an industrial setting
|
heavy duty
|
|
|
ethernet protocol that works with the older Profibus device level protocol
|
Profinet
|
|
|
management strategies where the manufacturing materials are delivered right before they are needed
|
just-in-time and lean
|
|
|
refers to areas located in protected cabinets
|
light duty
|
|
|
the backbone network is looped through the switches that connec to device level equipment
|
linear network topology
|
|
|
the data field containes only real-time I/O data
|
implicit messages
|
|
|
uses a switch as the ring manager to provide an alternate data path in case for a failure
|
Ethernet ring
|
|
|
an idustrial protocol based on TCP/IP developed to allow industrial network connections to the internet
|
Modebus TCP
|
|
|
Linux command for printing working directory
|
pwd
|
|
|
Linux command for changing directories
|
cd
|
|
|
Linux command used to print the file text to the screen
|
cat
|
|
|
Linux command to delete file
|
rm
|
|
|
Linux command for moving or renaming a file
|
mv
|
|
|
Linux command to copy a file
|
cp
|
|
|
Linux command used to search for strings in a text file
|
grep
|
|
|
T or F. Linux was named by Linus Torvalds
|
True
|
|
|
What is the location of user files related to user programs
|
/home
|
|
|
What is the linux commanf for displaying a working directory
|
pwd
|
|
|
What is the linux command for creating a directory named chile
|
mkdir chile
|
|
|
what is the linux command for listing all network interfaces running on the system
|
ifconfig
|
|
|
what two linux commands can be used to display file contents
|
more and cat
|
|
|
the most widely used Web serverin the world is
|
apache
|
|
|
List the commands for adding a gateway address for the Linux network interface
|
route add defeault gw<ip address>
|
|
|
the list of information for the DNS service is found in what directory in linux
|
/etc
|
|
|
list two commands to check for users that have logged onto the system since the last reboot
|
-w
-who |
|
|
How are the network requirement for industrial/manufacturing different from those for commercial networks
|
-industrial equipment must withstand harsh environment
-industrial equipment must have higher reliability |
|
|
what are the three levels of an industrial network
|
-device level
-controller level -information level |
|
|
a single point of failure in industrial networks can be avoided by adding redundancy to the network. T or F
|
True
|
|
|
What protocol is used for real-time messages in Ethernet/IP
|
UDP/ip
|
|
|
At what level can COTS equipment be used in an industrial network
|
information level
|
|
|
What standard is the strongest contender for universal industrial network
|
Ethernet
|
|
|
At what levl of an industrial network is the job control information found
|
information level
|
