CIS 106a: Introduction to Operating System Concepts

Review for Second Test

 

1. What is a local user account? What would its permissions apply to?
   
   
2. What is a global user account? What is another name for it? Why is this better for a large institution than a lot of local accounts per user?
   
   
3. What two local accounts are automatically installed on a Windows 2000 or XP computer?
   
   
4. What is a user group? What are two default groups meant to have a lot of rights? What are two default groups meant to have very few rights and permissions?
   
   
5. What is a user profile? What would be the most likely way, in a domain environment, for your user profile to be placed on your workstation? What is a quick way to see a list of user profiles on your workstation?
   
   
6. How long can a user account's name be in a W2K domain? How long can the password be? Can an administrator read the password for a user account? What can they do?
   
   
7. What is the fastwiz.exe program for? Where are you likely to find a copy of it? Who is its intended user?
   
   
8. What is the User State Migration Tool for? Who is intended to use it?
   
   
9. What to the following DOS commands do:
   dir, del, copy, cd, md, rd, attrib, xcopy, chkdsk, and format
   
   
10. What are the two most common wildcard characters used on DOS command lines? What is the difference between them?
    
    
11. What is a group policy? Why would you use one?
    
    
12. What does the text suggest you can modify through the properties of the Start button? What does it suggest you can manage through the All Users profile?
    
    
13. How are Remote Assistance and Remote Desktop similar and different? What might be a common problem using Remote Assistance?
    
    
14. What are four actions you could take to get more usable space on a hard drive?
    
    
15. What is a lost cluster? What is a broken chain? What maintenance program can clean up both problems?
    
    
16. What is data compression? How granular can Windows get with it (what is the smallest object you can choose to compress)?
    
    
17. Name four standard backup strategies. Of the three most commonly used, which would take the longest time to make a backup on an average day? Which would take the shortest time? Which would take the longest time to do a restore (from complete failure)? Which would take the shortest time to do a restore?
    
    
18. When a PC running Windows XP boots up, what is the BIOS responsible for doing?
    
    
19. Where do you find a Master Boot Record? What should it contain?
    
    
20. What is the purpose of the MBR program? What program does it find and call? What program does that program call?
    
    
21. What are three critical files that the ntldr program loads?
    
    
22. What is each of the following folders typically used for:
    • c:\Windows
    • c:\Windows\System32
    • c:\Windows\System32\config
    • c:\Windows\System32\drivers
    • c:\Documents and Settings
    • c:\Program Files
    
    
23. What is found in the boot.ini file? What utility does Microsoft warn us not to use to edit this file?
    
    
24. How do you access the Last Known Good configuration of a computer?
    
    
25. What is the difference betwenn Safe Mode and VGA Mode?
    
    
26. What is the common name a system failure event might be known as to users?
    
    
27. What kind of command interface does the Recovery Console offer? What versions of Windows provide the Recovery Console?
    
    
28. What is the limit the text suggest for the number of fonts that may be allowed on a computer?
    
    
29. Why should you look for drivers on a recovery CD or a recovery partition on your hard drive?
    
    
30. Why might you prefer to use an In Place Upgrade of your current OS, instead of a clean install when trying to correct an error?
    
    
31. In what major way do Windows 9x and Me differ from W2K and XP?
    
    
32. What is io.sys? What is autoexec.bat?
    
    
33. Define these terms: conventional memory, upper memory, extended memory. Which one is high memory a part of?
    
    
34. How does himem.sys allow you to load device drivers?
    
    
35. How can you get to a DOS command line with Windows 95 in a way that is not available in Windows XP?
    
    
36. What are the rules for filename length and composition under DOS?
    
    
37. What is a "current directory"? Why might you need to use a full path to a file, depending on your current directory?
    
    
38. What programs need to be added to a startup disk if you want to use it to partition and format a new hard drive?
    
    
39. What are nodes and hosts?
    
    
40. What is a packet? What do you call the information tacked on to each end of a packet?
    
    
41. What is a physical topology? How is it different from a logical topology?
    
    
42. What logical topology is used for an Ethernet? What is the most common physical topology for an Ethernet?
    
    
43. What is a token ring? What is a token?
    
    
44. What are three common bandwidths (data transfer rates) found in Ethernet LANs?
    
    
45. Segment length varies with each type of cable medium. What physical characteristic of data transmission establishes segment length?
    
    
46. What is the most commonly used cable medium on LANs?
    
    
47. What is a LAN? What is a PAN? What is a MAN? What is a WAN?
    
    
48. What kind of connectors are used with thin Ethernet? What kind of cable?
    
    
49. What does the IEEE 802.11 standard support? What are three variations you might encounter?
    
    
50. What is the FDDI standard? What medium does it use?
    
    
51. What is a NIC? Why are they needed? What are three factors that should influence your choice when buying a NIC?
    
    
52. Why are protocols bound to NICs?
    
    
53. What are routers for? How are they different from switches? Why are switches preferable to hubs?
    
    
54. What are three kinds of addresses (or equivalents) are used in networks?