AIU Informatics & Communications - Storage Mediums Chapter 5 Quiz
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Questions and Answers

What is the main difference in how external hard disks and removable hard disks are connected to a computer?

  • External hard disks connect through the headphone jack, while removable hard disks use the USB port
  • External hard disks connect to the computer using the USB port, while removable hard disks are inserted into computer bays (correct)
  • External hard disks connect to computer bays, while removable hard disks use the USB port
  • External hard disks connect to the computer using an Ethernet port, while removable hard disks use the USB-C port

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

  • To receive instructions from the CPU (correct)
  • To magnetize small particles on the platter
  • To form full circles on the surface of the disk
  • To divide the hard disk into partitions

    • What is the purpose of high-level formatting of a hard disk after purchasing?

  • To format it at a low-level for manufacturing
  • To divide it into tracks and sectors
  • To magnetize small particles on the platter
  • To make it ready for the operating system to store and retrieve data (correct)

    • How are sectors grouped for reading and writing purposes on a hard disk?

    <p>Sectors are grouped into clusters</p> Signup and view all the answers

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

    <p>Memory cards are solid-state drives with no movable parts, while hard disks have movable parts</p> Signup and view all the answers

    Which of the following is an example of a volatile storage medium?

    <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 terms of storage capacity, how does a hard disk compare to a USB flash drive?

    <p>Hard disk provides much greater storage capacity</p> Signup and view all the answers

    What is the unit of measurement for access time?

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

    Which of the following is considered a permanent storage medium?

    <p>Magnetic strip card</p> Signup and view all the answers

    What is the purpose of high-level formatting of a hard disk after purchasing?

    <p>To make it ready for the operating system to store and retrieve data from it</p> Signup and view all the answers

    Which storage medium uses small magnetic particles to store data?

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

    In a hard disk, what is the function of a cluster?

    <p>To hold data from only one file</p> Signup and view all the answers

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

    <p>Memory cards have faster access and transfer rates compared to hard disks</p> Signup and view all the answers

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

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

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