Computer Science: Hard Disk Drives Quiz
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Questions and Answers

Which component is responsible for positioning the read/write heads over the correct location on the platters?

  • The circuit board
  • The platter motor
  • The read/write heads
  • The head actuator (correct)
  • Which of the following characteristics determines how fast data can be read from or written to the hard disk?

  • Transfer rate (correct)
  • Revolutions per minute
  • Cylinders
  • Access time
  • What occurs first when accessing data on a hard disk?

  • The head actuator positions the read/write heads
  • The platters spin (correct)
  • The read/write heads determine data location
  • The motor controls the actuator
  • In the structure of a hard disk drive, which term refers to the concentric circles where data is stored?

    <p>Tracks (B)</p> Signup and view all the answers

    When software requests disk access, what is the role of the read/write heads?

    <p>To determine the current or new location of data (D)</p> Signup and view all the answers

    What is the primary function of the magnetic particles on a hard disk?

    <p>To store data, instructions, and information (A)</p> Signup and view all the answers

    Which recording method aligns magnetic particles in a manner that increases data storage density?

    <p>Perpendicular recording (A)</p> Signup and view all the answers

    Which of the following accurately describes the arrangement of magnetic particles in longitudinal recording?

    <p>Particles are aligned along the length of the disk (A)</p> Signup and view all the answers

    If a hard disk employs perpendicular recording, which characteristic of particle arrangement is most likely true?

    <p>Particles are aligned at right angles to the disk's surface (C)</p> Signup and view all the answers

    What key physical attribute distinguishes the platters in a hard disk?

    <p>They are rigid and circular (B)</p> Signup and view all the answers

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