Introduction to Operating Systems: Von Neumann Architecture
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Questions and Answers

What is the main difference between the Von Neumann Architecture and Non Von Neumann Architectures?

  • The type of input/output devices
  • The type of memory used
  • The number of CPUs used
  • The way they process instructions (correct)

    • What is the function of the Control Unit in the Von Neumann Architecture?

  • To perform arithmetic and logical operations
  • To manage the flow of data and instructions (correct)
  • To decode instructions
  • To store program instructions

    • In the Von Neumann Architecture, what is the purpose of the Fetch-Execute Cycle?

  • To store program instructions
  • To retrieve and execute instructions from memory (correct)
  • To perform arithmetic and logical operations
  • To manage the flow of data and instructions

    • What is the main component of the PC Hardware that performs calculations and executes instructions?

    <p>Central Processing Unit (CPU)</p> Signup and view all the answers

    What is the purpose of the Arithmetic/Logic Unit (ALU) in the Von Neumann Architecture?

    <p>To perform arithmetic and logical operations</p> Signup and view all the answers

    What is the primary function of the BUS in the Von Neumann Architecture?

    <p>To transfer data between components</p> Signup and view all the answers

    What is the primary function of the Arithmetic Logic Unit (ALU) within the CPU?

    <p>To carry out arithmetical and logical functions</p> Signup and view all the answers

    What is the main purpose of the Interface Unit (IU) in the CPU?

    <p>To transmit and receive program instructions and data</p> Signup and view all the answers

    What is the name of the bus that connects the CPU's internal components?

    <p>Internal Bus</p> Signup and view all the answers

    What type of controller is responsible for supporting ports for external peripherals?

    <p>Southbridge I/O controller</p> Signup and view all the answers

    What is the primary function of the Control Unit (CU) within the CPU?

    <p>To control all operations within the CPU and arrange data communication paths</p> Signup and view all the answers

    What is the term for the CPU's architecture design?

    <p>CPU architecture design</p> Signup and view all the answers

    What is the primary advantage of the 650nm wavelength in DVDs compared to CDs?

    <p>It enables the reading of extra information</p> Signup and view all the answers

    Where is the data surface located on a CD?

    <p>In the innermost part of the polycarbonate plastic</p> Signup and view all the answers

    What is the result of the data layer on a Blu-ray Disc being placed closer to the laser lens?

    <p>Significantly improved tolerances</p> Signup and view all the answers

    What is the main difference between LGA and PGA?

    <p>The pins are part of the socket in LGA, not the CPU</p> Signup and view all the answers

    What is the main difference between the data surface location on a Blu-ray Disc and a DVD?

    <p>The data surface is on the opposite side of the label</p> Signup and view all the answers

    What is the purpose of the 1.2mm thick polycarbonate plastic in a CD?

    <p>To protect the data surface</p> Signup and view all the answers

    What is the primary characteristic of RAM?

    <p>Each cell can be directly accessed</p> Signup and view all the answers

    What is the main purpose of ROM in a computer system?

    <p>To hold the computer's startup instructions</p> Signup and view all the answers

    What is the primary use of the Composite Video format?

    <p>Low-quality analog connections</p> Signup and view all the answers

    Which type of ROM can be erased using electrical signals?

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

    What happens to the data stored in RAM when the power is turned off?

    <p>The data is lost</p> Signup and view all the answers

    What is the main difference between EPROM and PROM?

    <p>EPROM can be erased, while PROM cannot</p> Signup and view all the answers

    What is the primary advantage of the shared-memory configuration in Non-von Neumann Architectures?

    <p>It enables processors to work independently most of the time.</p> Signup and view all the answers

    How do processors in a Non-von Neumann Architecture system work together to process data?

    <p>Each processor works on a different phase of the job, receiving data from the previous stage and handing it over to the next stage.</p> Signup and view all the answers

    What is the main challenge introduced by the shared-memory configuration in Non-von Neumann Architectures?

    <p>It introduces problems of coordination among the processors.</p> Signup and view all the answers

    What is the primary role of the shared memory in a Non-von Neumann Architecture system?

    <p>It enables communication between processors.</p> Signup and view all the answers

    What is the characteristic of processors in a Non-von Neumann Architecture system?

    <p>They are different and perform different tasks.</p> Signup and view all the answers

    What is the benefit of having local memory in each processor in a Non-von Neumann Architecture system?

    <p>It allows for faster access to data and increased processing efficiency.</p> Signup and view all the answers

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