CPE Communication Protocols & Standards

Question 1

What is a communication protocol in Profibus?

Accepted Answer

Rules for data exchange

Answer

Hardware component

Answer

Physical cable

Answer

Power supply

Question 2

Which Profibus standard defines fieldbus communication?

Accepted Answer

Profibus DP

Answer

Profibus PA

Answer

Profibus FMS

Answer

Profibus Ethernet

Question 3

Why are communication standards important?

Accepted Answer

Ensure interoperability

Answer

Cause incompatibility

Answer

Ignore communication

Answer

Delay transmissions

Question 4

What is the function of data frames in Profibus?

Accepted Answer

Structure data packets

Answer

Power the network

Answer

Ignore errors

Answer

Increase noise

Question 5

How is error detection handled in Profibus?

Accepted Answer

CRC checks

Answer

Ignore errors

Answer

Manual checks

Answer

No error handling

Question 6

What is the role of a master device in Profibus communication?

Accepted Answer

Control data exchange

Answer

Only receive data

Answer

Ignore slaves

Answer

Supply power

Question 7

Which protocol layer manages timing and synchronization?

Accepted Answer

Data link layer

Answer

Physical layer

Answer

Network layer

Answer

Application layer

Question 8

Why is baud rate important in Profibus?

Accepted Answer

Determine transmission speed

Answer

Ignore speed

Answer

Reduce bandwidth

Answer

Increase errors

Question 9

What is the purpose of network diagnostics?

Accepted Answer

Detect and troubleshoot

Answer

Ignore problems

Answer

Delay repair

Answer

Hide faults