CompTIA A+ Essentials Objective 1.0 Personal Computer Components

48 Questions | Total Attempts: 1057

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A Plus Essential Quizzes & Trivia

This quiz has been made to see whether you are completely prepared for the real exam. This practice test will help you pass by familiarizing you with the material and the ensuring that you know the structure of the CompTIA+ Essentials Hardware and Networking test. The practice test is designed to reflect the final exam. So, let's try out this hardest quiz. All the best!


Questions and Answers
  • 1. 
    What does SSP stand for?
    • A. 

      Standard Serial Port

    • B. 

      Superior Serial port

    • C. 

      Super Standard Port

    • D. 

      Serial Standard Port

    • E. 

      Standard Socket Port

  • 2. 
    What does ESP stand for?
    • A. 

      Equal Standard Port

    • B. 

      Extra Standard Port

    • C. 

      Enhanced Serial Port

    • D. 

      Enhanced Standard Port

    • E. 

      Extra Serial Port

  • 3. 
    What does UART stand for?
    • A. 

      Universal Asynchronous Receiver Transport

    • B. 

      Uniform Asynchronous Receiver Transmitter

    • C. 

      Universal Asynchronous Receiver Transmitter

    • D. 

      Uniform Asymmetric Receiver Transmitter

    • E. 

      Uniform Asynchronous Receiver Transmitter

  • 4. 
    What is Flowcontrol?
    • A. 

      The possibility of a device to keep transmitting data to another device, so the data doesn't have to be converted to parallel data.

    • B. 

      Transmitting data while running other applications.

    • C. 

      A modem setting which you can activate in windows.

    • D. 

      The flow of data on a parallel port.

    • E. 

      The possibility of a device to ask another device to stop transmitting data for a while.

  • 5. 
    Which commands are being used with flowcontrol?
    • A. 

      CTS, DTR, DSR

    • B. 

      RTS, CTS, DTR, DSR

    • C. 

      CTS, RTS, DSR

    • D. 

      RTS, CTS, DSR, DTR, ATDP

    • E. 

      ATDT, ATDP, RTS, CTS

  • 6. 
    What is the maximum transfer rate of a SSP?
    • A. 

      100 Kbps

    • B. 

      50-100 Kbps

    • C. 

      200 Kbps

    • D. 

      115 Kbps

    • E. 

      112 Kbps

  • 7. 
    What is the maximum transfer rate of a ESP?
    • A. 

      460 Kbps

    • B. 

      480 Kbps

    • C. 

      450 Kbps

    • D. 

      640 Kbps

    • E. 

      680 Kbps

  • 8. 
    Which connector is being used for a serial port?
    • A. 

      9-pins female DB, 25-pins female DB

    • B. 

      9-pins male DB, 25-pins male DB

    • C. 

      15-pins female DB, 9-pins female DB

    • D. 

      9-pins male DB, 25-pins female DB

    • E. 

      15-pins male DB, 9-pins male DB

  • 9. 
    What does the UART chip do?
    • A. 

      Converts analog data to digital data and digital data to analog data.

    • B. 

      Converts parallel data to serial data and serial data to parallel data.

    • C. 

      Converts parallel data to serial data and analog data to digital data.

    • D. 

      Converts serial data to parallel data and digital data to analog data.

    • E. 

      All of the above.

  • 10. 
    Which standard is being used for the serial port?
    • A. 

      RS-323

    • B. 

      IEEE 1284

    • C. 

      IEEE 1394

    • D. 

      SR-232

    • E. 

      RS-232

  • 11. 
    Which ports are part of IEEE 1284?
    • A. 

      SSP and ECP

    • B. 

      EPP and ECP

    • C. 

      ECP and ESP

    • D. 

      SSP and ESP

    • E. 

      ESP and USB

  • 12. 
    Which two versions of USB 1.1 are available? Choose all that apply.
    • A. 

      USB 1.5 Mbps

    • B. 

      USB 480 Mbps

    • C. 

      USB 1.2 Mbps

    • D. 

      USB 15 Mbps

    • E. 

      USB 12 Mbps

  • 13. 
    Which data transfer is used with USB 2.0?
    • A. 

      1.5 Mbps

    • B. 

      480 Mbps

    • C. 

      12 Mbps

    • D. 

      460 Mbps

    • E. 

      450 Mbps

  • 14. 
    How many devices can you attach on to one USB host controller?
    • A. 

      127

    • B. 

      126

    • C. 

      63

    • D. 

      120

    • E. 

      6

  • 15. 
    Can you connect an 1.1 low-speed USB device and full-speed USB device to an USB 2.0 port?
    • A. 

      No, USB 2.0 is not backwards compatible with USB 1.1

    • B. 

      Yes, but you need an adapter.

    • C. 

      No, there is no way you can connect them.

    • D. 

      Yes, but there will be data corruption.

    • E. 

      Yes, USB 2.0 is backwards compatible with USB 1.1

  • 16. 
    Which USB type has the highest transfer rate?
    • A. 

      Super-speed

    • B. 

      Enhanced-speed

    • C. 

      Hi-speed

    • D. 

      Low-speed

    • E. 

      Full-speed

  • 17. 
    You were working with an USB device, but suddenly it doesn't work anymore. What could be the problem?
    • A. 

      USB port is faulty.

    • B. 

      Systemboard is faulty.

    • C. 

      Cable is faulty.

    • D. 

      USB device is faulty.

    • E. 

      Save power checkbox is switched on in device manager.

  • 18. 
    What is an USB powered device?
    • A. 

      An USB device that comes with a power cord and an adapter.

    • B. 

      An USB device that comes with an adapter and a power switch.

    • C. 

      An USB device that uses the USB bus power.

    • D. 

      An USB device that is powered by the powersupply.

    • E. 

      An USB device that is powered by the systemboard.

  • 19. 
    What is an USB bus-powered device?
    • A. 

      A device that uses the power of the front side bus.

    • B. 

      A device that uses the power of the USB bus.

    • C. 

      A device that uses a power cord and an adapter.

    • D. 

      A device that is powered by the PCI-bus.

    • E. 

      A device that uses the system bus.

  • 20. 
    You are installing a new USB device on a system with a lot of other USB devices. After installing one of the devices works intermittently. What could be the problem?
    • A. 

      There's an IRQ problem with other devices.

    • B. 

      Wrong drivers installed.

    • C. 

      The USB device doesn't receive enough power from the USB bus.

    • D. 

      The USB cable isn't correctly plugged in.

    • E. 

      The USB cable is faulty.

  • 21. 
    You bought a new USB device and connected it to the computer with a few other USB devices. But one of the USB devices keeps locking up. What could be the problem?
    • A. 

      The USB device is faulty.

    • B. 

      The USB device doesn't receive enough power from the USB bus.

    • C. 

      Wrong drivers are installed.

    • D. 

      There is an IRQ problem with other devices.

    • E. 

      Not enough memory.

  • 22. 
    You are working with the computer and windows reports an error message: Hub power exceeded. What could be the problem?
    • A. 

      The powersupply is faulty.

    • B. 

      The USB hub is faulty.

    • C. 

      The USB device doesn't receive enough power from the USB bus.

    • D. 

      Your mouse uses too much power.

    • E. 

      The PCI bus uses too much power.

  • 23. 
    What is the maximum cable lenght for an USB device?
    • A. 

      4.5 meters

    • B. 

      100 meters

    • C. 

      30 meters

    • D. 

      5 meters

    • E. 

      20 meters

  • 24. 
    What is the maximum distance between an USB device and a computer?
    • A. 

      30 meters

    • B. 

      20 meters

    • C. 

      100 meters

    • D. 

      50 meters

    • E. 

      200 meters

  • 25. 
    Which connector is used by a parallel port?
    • A. 

      A 25-pins female DB connector

    • B. 

      A 25-pins male DB connector

    • C. 

      A 20-pins female DB connector

    • D. 

      A 20-pins male DB connector

    • E. 

      A 9-pins male DB connector