Control Fields and Condition Flags 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 technique can help achieve lower power usage in battery-operated systems?

  • Voltage scaling (correct)
  • Memory scaling
  • Temperature scaling
  • Frequency scaling

    • In an asymmetric multiprocessor system, what is done under near idle conditions to save power?

  • Power off the more powerful core (correct)
  • Utilize both cores equally
  • Increase clock frequency
  • Power off the less powerful core

    • What type of memory is typically the most cost-effective but also the least flexible?

  • Internal memory (correct)
  • Cache memory
  • External memory
  • Virtual memory

    • When selecting a microcontroller, what factor is typically considered alongside the required memory?

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

    What technique can shut down clocks and power to unused modules in an SoC?

    <p>Power gating</p> Signup and view all the answers

    Apart from the processor, what else is essential in every system design for input and output operations?

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

    In non-privileged mode, what can be done with control fields?

    <p>Read only</p> Signup and view all the answers

    Which of the following conditions can change due to an arithmetic operation?

    <p>Status flags</p> Signup and view all the answers

    What is the expected mode for a user program running on an ARM for sophisticated applications?

    <p>User mode</p> Signup and view all the answers

    Which part of an ARM-based system is typically expected to run in privileged mode?

    <p>Operating System (OS)</p> Signup and view all the answers

    How many modes does ARM have, according to the text?

    <p>7 modes</p> Signup and view all the answers

    Which of the following is classified as a privileged mode in ARM?

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

    What is the primary goal of ARM in establishing standards in the industry?

    <p>To create industry standard embedded microprocessor architecture</p> Signup and view all the answers

    How is the ARM architecture different from a single organization?

    <p>ARM architecture follows certain commonalities across different variants</p> Signup and view all the answers

    What connects the ALU to the register bank in ARM organization?

    <p>Two buses A and B</p> Signup and view all the answers

    What does the Barrel shifter do in ARM organization?

    <p>Preprocess the data from ALU</p> Signup and view all the answers

    Which component in ARM architecture is capable of shifting, rotating, or preprocessing data before it reaches the ALU?

    <p>Barrel shifter</p> Signup and view all the answers

    Why can all the operations in ARM architecture take place in one cycle?

    <p>Because they are all combinational circuits</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser