AIU CS Chapter 5: Storage Mediums 2022-2023 Quiz
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Questions and Answers

What happens if the power goes off when using RAM as a storage medium?

  • The data is moved to a hard disk
  • The data is saved automatically
  • The data is lost (correct)
  • The data is transferred to the cloud

    • Which of the following is measured in milliseconds?

  • Storage Capacity
  • Access Time (correct)
  • Transfer Rate
  • Data Transfer Speed

    • What is the purpose of an airtight, sealed case for a hard disk?

  • To increase storage capacity
  • To prevent data loss (correct)
  • To enhance access time
  • To improve data transfer speed

    • Which storage medium provides much greater storage capacity than a USB flash drive?

    <p>Hard disk</p> Signup and view all the answers

    What is the purpose of access time in a storage device?

    <p>To locate data in the storage medium</p> Signup and view all the answers

    In what unit is Transfer Rate measured?

    <p>Bits per second</p> Signup and view all the answers

    What is the purpose of the low-level formatting for hard disks at manufacturing?

    <p>To create tracks and sectors on the disk</p> Signup and view all the answers

    What is the main difference between a memory card and a hard disk?

    <p>Memory cards have no movable parts while hard disks contain spinning platters and read/write heads</p> Signup and view all the answers

    What is the significance of grouping sectors into clusters on a hard disk?

    <p>To optimize disk space usage and reduce wastage of storage</p> Signup and view all the answers

    What happens when a read instruction is received by the hard disk?

    <p>No electrical current is passed, and part of the charge of the magnetized particles on the surface is interpreted as 0s or 1s</p> Signup and view all the answers

    What is the function of a controller in a hard disk?

    <p>To receive instructions from the CPU</p> Signup and view all the answers

    Why are memory cards used in smart phones, cameras, and many other devices?

    <p>Because they are more durable and consume less energy than other storage devices</p> Signup and view all the answers

    What is the storage capacity range of memory cards?

    <p>512 Megabytes to 128 Gigabytes</p> Signup and view all the answers

    What happens when a high-level formatting is performed by a user on a new hard disk?

    <p>The user decides on the number of partitions for the hard disk</p> Signup and view all the answers

    What does each cluster on a hard disk consist of?

    <p>$2-8$ sectors, which are the smallest unit of disk space that stores data and information</p> Signup and view all the answers

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