CIS 1110A: Computer Operating Systems and Maintenance

Review for the First 8 Weeks
 
  1. What is difference between hardware and software? What about firmware?

  2. What is a CPU?

  3. What is the difference between an internal device and an external device?

  4. Name two input devices and two output devices.

  5. What are some common internal components of a computer? What are they for?

  6. What is the purpose of a BIOS chip?

  7. What is an operating system? How is it different from an application?

  8. What are memory addresses?

  9. What are some duties of an operating system?

  10. What are the three basic types of system boards discussed in Chapter 2?

  11. Which components of a system board can commonly be upgraded?

  12. Why is the choice of system board a choice that dictates several other choices?

  13. What brand of CPUs use an LGA? What does that mean? What brand uses PGA?

  14. What is a chipset?

  15. What is overclocking, and why is it a bad idea?

  16. Name some common expansion buses.

  17. Which expansion slots have lanes? How do you tell how many lanes one has?

  18. Describe the relationship between volts, amps, and ohms in a circuit.

  19. What is a riser card? Why might you use one?

  20. Describe USB A, USB B, and USB C connectors.

  21. What can UEFI do that BIOS could not? When was UEFI first offered?

  22. What would you expect to happen to lithography measurements for processors as time goes by? What systems in the computer would have to improve when that happens?

  23. What are the three classic ways to restart a Windows computer? Which avoids most steps of a startup?

  24. What is the difference between single channeling RAM and triple channeling RAM? What would make them act the same?

  25. How many volts must be in an electrostatic discharge to feel it?

  26. What are two classic computer repair situations in which you should avoid being grounded?

  27. What are Crossfire support and SLI support? What components require them, and what component must provide them?

  28. What does a single beep during boot generally mean?

  29. What might a user do that could impair the intended cooling inside a computer?

  30. What advice is offered about expansion slots, regarding keeping the computer cool?

  31. What might you do to make sure you are selecting the correct RAM to upgrade a computer?

  32. What do you do if RAM you have just installed is not recognized by the computer?

  33. What can you do to check the amount of RAM a computer has, regardless of the operating system? What can you do if it is running a recent version of Windows?

  34. Hard drives have different characteristics. When shopping for a new one, what features do you have to match with other equipment in your computer?

  35. What is the difference between a PATA and a SATA connection?

  36. What RAID strategy provides faster access, but no fault tolerance? What does RAID stand for?

  37. Why would you want to have an SD card slot in your computer? What other devices often use them?

  38. What is the difference between SATA and eSATA?

  39. Compare SATA data rates to PATA data rates.

  40. Revision: What is the difference between IMEI and IMSI?

  41. I was connecting an additional monitor to my computer this week. It had one VGA port, one DisplayPort port, and one DVI-I port. Which one would I eliminate as a good choice? In the video I posted on this subject, which one did Linus like, and why?

  42. How does Device Manager indicate devices that are having trouble?

  43. You start your computer and hear a series of beep. What should you do to interpret them?

  44. Define several of the three letter acronyms (TLAs) the book mentioned about network classification.
  45. What are the three main types of "cable" media used for networks? Which is most likely to be used for a network inside a home? How about connecting that network to the Internet?
  46. What is the order of UTP wires when connecting them to an RJ-45 plug according to the TIA/EIA 568B standard?
  47. What are the IEEE 802.11 standards about? Name three, and say why each is an improvement over a previous one.

  48. What portion of Windows 10 is typically used to set up a local network?
  49. Explain why DHCP assigns a subnet mask to devices along with an IP address. Why does each device need both?

  50. What is the feature that allows device on a private addressed network to communicate over the Internet?