A randomized 25 question test from a pool of 761 questions, good luck!
Historical data can be logged through a HMI application. Which of the data storage methods below would best be described as one that looses resolution of the data, although reduces the volume of data?
Which of the topology connections is the most typical for a HART communication device?
Which of the answers is not an advantage of analog field communication? Choose the best answer from those below.
Which of the terms below is not used to deliver power and data to all devices connected to an H1 transmission segment? Choose the answer below that best applies.
Subnet masks in IPv4 are used to divide an existing network. A class B network with 2 nodes, one with an IP address of 128.0.0.1 and a mask of 255.255.0.0. Which of the answers below reflects the address the other node must have for the two nodes to communicate?
Ethernet/IP is based on a protocol that the higher OSI layers of DeviceNet uses. Which of the answers below is the correct acronym for this protocol?
The wired Ethernet transmission standards are defined by the OSI model layers. Which of the answers below is one of those defining layers?
There are numerous threats to the security of a DCS. Which of the security measures below requires a login to a user account?
Over the lifetime of a HMI, there will be changes to it's software form the supplier. Which of the terms below would describe the red number in the picture below?
In synchronous transmission, which of the answers below best describes where the incoming data is always detected by the receiver?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is the smallest in area covered?
DCS commonly is considered a computerised control system for a plant that has central operator supervisory control. Which of the terms below is best described as a system that allows for exchange of data throughout, but can have remote systems within the system?
Wireless Ethernet connections can be easily captured across a public access point. Which of the primary security methods below is to be used at all times possible?
IPv4 addresses are expressed in four components. Which of the terms below is used to name those four components?
With the HART protocol, field device messages consistently have _______ bytes of information about status. Choose the best answer from those provided below to fill in the blank.
There are several layers in the DCS architecture. Which of the levels below would have direct control over the systems FCEs?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a discreet input memory location?
In a motor control function block program, conditional block are used. Which of the answers below is best described as a condition that must be TRUE before a device can be activated?
SCADA systems have been integrated with various industrial processes. Which of the answers below is best defined as the industry best suited to integrate a SCADA system?
In Modbus, data is read, and written in various memory ranges. Which of the answers below best represents the data type that a input status would use?
A typical HMI has several subsystems attached to it. Which of the subsystems below would be involved in the guardianship HMI operating system?
Which of the answers below best represents the maximum number of devices that can be connected to an H1 multidrop bus network?
In the process conditions model, there are transition points between the stages of operating conditions. Which of the answers below is the signals conditions moving from normal to abnormal conditions?
Using the table below, Select the answer below that best represents an asychronous transmission of the letter "Y" with 7 data bits, two stop bits, and even parity?
Which component of a wired Ethernet network has provisions for interfacing with the OSI model physical and data link layer?