Test your basic knowledge |

Usb Technology

Subject : it-skills
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. In a Series A connector - one end of the cable is __________ attached to the device






2. Bulk - Isochronous - Interrupt - and Control are types of what?






3. Each connected USB device is assigned an address ___________ ______ to the USB system






4. USB devices contain _________ - which is another word for ____________






5. List - in order - the color of each USB cable: red ____ green black






6. Three operations Serial Bus Controllers using Device Manager under Windows will allow you to examine and /or control: _______ - USB Root Hub - USB Devices






7. USB registers are indirectly accessed by ___ _____ ________






8. Transaction instructions generated by the ____ ____________ are forwarded to the root hub






9. _____- data + data ground - List - in order - the purpose of each contact in a USB connector 1 - 2 - 3 - 4






10. USB registers are indirectly accessed by ___ _____ ________






11. When writing to a USB device - the host controller reads data from the host _________ __________






12. The Series B receptacle is attached to the ___________






13. USB registers are known as ____ _________ __________






14. Device attachment is automatically detected - Software automatically configured - Device available for immediate use. This describes ______ _______ technology






15. Two key functions of USB System Software: _______ - Bandwidth Allocation - or Transaction scheduling






16. The USB cable must be shielded and _________ ______






17. USB has no requirement for __________ _________






18. _____- data + data ground - List - in order - the purpose of each contact in a USB connector 1 - 2 - 3 - 4






19. The maximum length of a USB cable is __________






20. USB 3 supports a speed of up to __________






21. EHCI stands for






22. USB is a ____ _______ method of adding peripherals to PC's






23. EHCI stands for






24. How many contacts does each connector have?






25. USB 1 supports a speed of up to __________






26. USB registers are known as ____ _________ __________






27. In ther case of error - transactions are what?






28. What contacts are longer on a USB connector?






29. The maximum current a USB cable will deliver is _________






30. USB standards define a __________ __________ type to attach any USB device to a PC






31. Device attachment is automatically detected - Software automatically configured - Device available for immediate use. This describes ______ _______ technology






32. The USB cable must be shielded and _________ ______






33. What was developed by and is licensed by Intel for USB 2.0?






34. The root hub controls _______ to USB ports - enables and disables _____ - _________ devices attached to ports and sets and reports _______ ______ associated with each port






35. Under XP - USB activity can be monitored and controlled by using ______________






36. The ________________ is attached to the cable






37. What schedules USB transactions?






38. USB 1 supports a speed of up to __________






39. Up to ___ devices can be attached to single USB port






40. USB standards define a __________ __________ type to attach any USB device to a PC






41. What contacts are longer on a USB connector?






42. _____ ___________ issue requests to the USB driver using I/O Request Packets (IRPs)






43. USB 2 supports a speed of up to __________






44. The maximum length of a USB cable is __________






45. In a Series A connector - one end of the cable is __________ attached to the device






46. The ________________ is attached to the cable






47. The Series B receptacle is attached to the ___________






48. Each connected USB device is assigned an address ___________ ______ to the USB system






49. The hub controller contains ___________ read by software that identify the device as a hub






50. Hubs are critical in the ____________________ of USB devices