Data Transmission and Reliability in Industrial Communication Systems Quiz
18 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the reliability block diagram equation for the system described in Example 2?

  • R = 0.98 x 0.90 x 0.98 x (1-(1-0.90)(1-0.80)) x 0.95 x (1-(1-0.70)(1-0.80)) x 0.98 (correct)
  • R = 0.98 x 0.90 x 0.98 x (1-(0.90)(0.80)) x 0.95 x (1-(0.70)(0.80)) x 0.98
  • R = 0.70 x 0.80 x 0.98 x (1-(1-0.90)(1-0.80)) x 0.95 x (1-(1-0.70)(1-0.80)) x 0.98
  • R = 0.80 x 0.98 x (1-(1-0.90)(1-0.80)) x 0.95 x (1-(1-0.70)(1-0.80)) x 0.98

    • What is the reliability of the ProfiBUS-DP in Example 2?

  • 0.90 (correct)
  • 0.80
  • 0.95
  • 0.98

    • Which component has the highest reliability in Example 2?

  • PLC
  • Remote manager PPC-1504 (correct)
  • Local operator EWS-844
  • ProfiBUS-DP

    • In Example 3, what is the target reliability objective for the bank's computerized transaction system per shift?

    <p>0.90</p> Signup and view all the answers

    How many system configurations are considered for the bank's computerized transaction system in Example 3?

    <p>Two</p> Signup and view all the answers

    What is the utilization rate for transaction processors (TPs) in Example 3?

    <p>Not defined</p> Signup and view all the answers

    What is the primary function of the monitoring terminals in the plant system?

    <p>Monitoring the behavior of the plant</p> Signup and view all the answers

    In the system configuration described, what happens when one monitoring terminal is connected?

    <p>Other terminals get disconnected automatically</p> Signup and view all the answers

    What does 'Active Redundancy' refer to in the context of parallel systems?

    <p>Only one component is required to meet system requirements</p> Signup and view all the answers

    How does the 'm - out of - n System' concept relate to system functionality?

    <p>$m = n$: Indicates a serial system</p> Signup and view all the answers

    What is the reliability requirement for the wireless station and mobile terminal pair?

    <p>0.80</p> Signup and view all the answers

    What is the formula to calculate the minimum system reliability based on the provided example?

    <p>$0.98 \times [1 - (1 - 0.95)^2] \times 0.80$</p> Signup and view all the answers

    What is the main consequence of a component failing in a serial system according to the text?

    <p>It results in the failure of the whole system.</p> Signup and view all the answers

    How can serial system reliability be calculated if the components fail independently of each other?

    <p>$Qp R = \prod Rk$</p> Signup and view all the answers

    What is a common characteristic of a serial system in comparison to its components?

    <p>Lower reliability than its components.</p> Signup and view all the answers

    In a serially connected system, what happens if any one of the components fails?

    <p>The system fails.</p> Signup and view all the answers

    What does the symbol Õ represent in the context of calculating serial system reliability?

    <p>Multiplication</p> Signup and view all the answers

    How do component reliabilities need to be expressed when calculating serial system reliability?

    <p>With respect to a common interval</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser