mSATA Drive Installation in a Laptop
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Questions and Answers

What type of storage device is a hard drive often referred to as?

  • Volatile
  • Non-volatile (correct)
  • Sequential access
  • Random access

    • Which component inside a hard drive is responsible for moving back and forth to find data?

  • Spindle
  • Platters
  • Actuator arms (correct)
  • Random access

    • What creates limitations on the speed of retrieving and storing data in a hard drive?

  • Data spinning
  • Non-volatility
  • Moving parts and mechanical components (correct)
  • Random access

    • Why does a hard drive eventually fail?

    <p>Moving parts wear out over time</p> Signup and view all the answers

    What is not recommended to use flash drives for?

    <p>Archival storage</p> Signup and view all the answers

    What type of storage offers the ability to rewrite or change information?

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

    Which type of flash memory is commonly used in mobile phones?

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

    What is the purpose of RAID arrays?

    <p>To maintain uptime and availability</p> Signup and view all the answers

    Which type of RAID does not provide redundancy?

    <p>RAID 0</p> Signup and view all the answers

    In RAID 0, how is data distributed among the drives?

    <p>Data is split evenly between multiple drives</p> Signup and view all the answers

    Which type of storage device uses a laser to read information?

    <p>Optical drive</p> Signup and view all the answers

    What is a disadvantage of using flash drives for archival storage?

    <p>Risk of loss or damage</p> Signup and view all the answers

    'RAID' stands for?

    <p>'Redundant Array of Independent Disks'</p> Signup and view all the answers

    'SD' in 'SD card' stands for?

    <p>None of the above</p> Signup and view all the answers

    What do optical disks store?

    <p>Data using laser technology</p> Signup and view all the answers

    What does RAID 0 do?

    <p>Splits data evenly across multiple drives</p> Signup and view all the answers

    What is the function of the actuator on the hard drive?

    <p>Move the arm back and forth over the platters</p> Signup and view all the answers

    What component is used to locate, retrieve, and write data precisely on the spinning platters?

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

    How does the rotational speed of the platters affect data retrieval speed?

    <p>Faster rotation speed means faster data retrieval</p> Signup and view all the answers

    What is the rotational latency when a hard drive spins at 15,000 rotations per minute?

    <p>~2 milliseconds</p> Signup and view all the answers

    What type of drive has no moving parts inside and offers faster performance than traditional hard drives?

    <p>SSD drive</p> Signup and view all the answers

    Which interface type is typically used to access an SSD?

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

    What is the advantage of having an mSATA interface over a SATA interface?

    <p>mSATA drives are more portable</p> Signup and view all the answers

    Which component of the hard drive allows reading and writing from every spot on spinning platters?

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

    What is one significant advantage of an SSD over a traditional hard drive?

    <p>Faster performance</p> Signup and view all the answers

    What does the SATA interface offer for SSDs?

    <p>Ease of replacement in laptops and desktops</p> Signup and view all the answers

    What led to the development of mSATA as an alternative to SATA?

    <p>Decreasing overall device size by using mini components</p> Signup and view all the answers

    What does AHCI stand for in the context of SATA technology?

    <p>Advanced Host Controller Interface</p> Signup and view all the answers

    Which type of interface does an SSD typically connect to for higher throughput compared to SATA?

    <p>NVMe interface</p> Signup and view all the answers

    What advantage does M.2 interface have over a traditional SATA connection?

    <p>Support for PCIe bus connection</p> Signup and view all the answers

    What is the purpose of NVMe in the context of SSD technology?

    <p>Enhancing communication speed with high-speed SSDs</p> Signup and view all the answers

    Why do we use M.2 interface instead of traditional SATA connections?

    <p>To achieve smaller form factor and higher throughput</p> Signup and view all the answers

    What type of memory is flash memory technically classified as?

    <p>EEPROM (Electrically Erasable Programmable Read-Only Memory)</p> Signup and view all the answers

    What happens to the data stored in flash memory when there is no power supply?

    <p>Data remains intact</p> Signup and view all the answers

    What is one concern associated with writing information to flash memory?

    <p>Limit on the number of writes to the drive</p> Signup and view all the answers

    What is one advantage of using an M.2 interface over a traditional SATA connection when connecting an SSD?

    <p>Direct connection to PCI Express bus for increased throughput</p> Signup and view all the answers

    What technology was developed to address the limitation of SATA connections when communicating with high-speed SSDs?

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

    Which key type is crucial to ensure maximum throughput when using an M.2-based SSD?

    <p>B key</p> Signup and view all the answers

    What is the primary purpose of NVMe in enhancing SSD performance?

    <p>Providing higher throughput and lower latency for SSDs</p> Signup and view all the answers

    What happens if one drive fails in a RAID 0 configuration?

    <p>Data becomes inaccessible.</p> Signup and view all the answers

    How does RAID 1 differ from RAID 0 in terms of data storage?

    <p>RAID 1 duplicates data between drives for mirroring.</p> Signup and view all the answers

    What is the primary difference between RAID 1 and RAID 0?

    <p>RAID 1 offers redundancy through mirroring.</p> Signup and view all the answers

    How does RAID 5 differ from RAID 0 and RAID 1?

    <p>RAID 5 uses striping with parity for data recovery.</p> Signup and view all the answers

    What is the purpose of parity information in RAID 5?

    <p>To rebuild data if a physical drive fails.</p> Signup and view all the answers

    Which RAID type combines the features of mirroring and striping?

    <p>RAID 10</p> Signup and view all the answers

    What is the advantage of using RAID 1 in terms of data availability?

    <p>Data remains available if a drive fails.</p> Signup and view all the answers

    Why is RAID 5 considered more efficient in terms of drive space utilization compared to RAID 1?

    <p>It uses distributed parity information for backup.</p> Signup and view all the answers

    In RAID 10, how many copies of each stripe of data are stored?

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

    What makes RAID 10 more resilient to multiple drive failures compared to other RAID types?

    <p>The combination of mirroring and striping for each stripe of data.</p> Signup and view all the answers

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