This articles provides you the Supervisory Control and Data Acquisition ( SCADA ) Questions and answers for the examinations or interview preparation.
Supervisory Control and Data Acquisition ( SCADA ) Questions
Every question have 3 options, you can say like a , b, c… You can find the answers at the end of the article.
1 What does PLC stands for?
Programable Link Controllers
Programmable Logic Controllers
Neither of the above
2 What does SCADA stands for?
Supervisory Content and Data Acquisition
Supervisory Control and Data Acquisition
Superior Content and Data Acquisition
3 Which one of these are not used to connect remmote offshore platforms?
microwaves
100 base T cables
Fiberoptic cables
4 When was SCADA introduced into the North Sea?
1960’s
1950’s
1970’s
5 Why is Modbus becoming more important as time goes on manufacturers?
It is faster
It is cheaper
it is a standard that is used by most manafacturers
6 At which layer of the OSI model does the MODBUS messaging protocol reside?
layer 5
layer 6
layer 7
7 Modbus serial line protocol takes place at which layer of the OSI model?
layer 1
layer 2
layer 3
8 What MUST be the same for ALL devices on a Modbus network?
mode and serial parameters
connection and serial parameters
mode and connection parameters
9 What is a VFD:?
valve frequency device
variable frame drive
variable frequency drive
9 The modbus protocol was developed in which year?
1977
1978
1979
SCADA Answers -
answer[1] = “b”;
answer[2] = “b”;
answer[3] = “b”;
answer[4] = “a”;
answer[5] = “c”;
answer[6] = “b”;
answer[7] = “b”;
answer[8] = “a”;
answer[9] = “c”;
answer[10] = “b”;