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ACSP: Apple Certified Support Professional Os X Support

Subjects : certifications, it-skills, apple

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. 6 Reasons to use the CLI
Absolute always start at the root of the filesystem - whereas relative paths start where the user is current at
System launchd is responsible for starting every single system process. It manages system initialization and launches loginwindow.
More options than GUI - bypass finder restrictions - root access - remote ssh is invisible to users - automation easy with scripting - easy combining with ARD
Local - BSD Flat File and NIS - LDAPv3 - AD

2. What differentiates RAID 0 from RAID 1?
based on the user's current location
RAID 0 uses striping to increase performance. RAID 1 uses disk mirroring.
Restart the app - try another document - try another user account - check log files - delete caches - replace preferences - and replace app resources.
firmware - startup chim or bright flash of power-on light and light gray screen booter - dark gray apple logo on primary display kernel - small gray spinning gear system launchd - bright blue screen

3. How does file-fault secure a user's data?
Securely stores passwords - form-fills - etc.
It stores the home folder as an encrypted sparse-bundle disk image
Bonjour and NetBios & WINS
If the backup volume became full and removed the older item(s).

4. How does Mac OS X use dynamic network discovery protocols to access network services?
To run commands as the root user
Full directions to a specific item
Devices providing network services broadcast their existence and Mac OS X picks up on these broadcasts and provides a list of services.
iSync allows you to sync personal info between Mac OS X apps and peripherals like Palm PDAs - and Bluetooth enabled cell phones.

5. What are the two primary automation technologies for the GUI?
PostScript Printer Description (PPD) files are printer driver files that instruct the CUPS system on how to communicate with specific printer models.
IP addresses identify the location of a specific network device. Subnet masks are used by network devices to identify their local network range. IPv4 addresses are a 32-bit number represented in 4 groups of four octets separated by periods. 0-255.
Automator is a workflow based application whereas AppleScript is an english-like scripting language
ls

6. Where are preferences stored? What format is generally used?
User preferences are in ~/Library and the format is often Property List - which is just a special XML file.
It's a special permission used to define a folder as an append-only destination (only the creator can delete the file he creates)
Every home folder has the public folder and dropbox folder whereas all other home folders are protected.
It monitors all incoming connections and requests. Connections are allowed on a per-application basis. Advanced options include signing options - stealth mode - and more.

7. What are four common issues that can interrupt network services on a Mac OS X computer?
The spotlight search service creates index databases of file system metadata so that it can perform normally time-intensive searches nearly instantly.
Disconnected cable - nonfunctioning port - DHCP issue - DNS issue
A driver is a piece of software designed to facilitate the communication between Mac OS X and the peripheral. There are kernel extensions - framework plug-ins - or stand-alone applications.
Individual pieces of information used to define a user such as user ID - UUID - home directory - etc.

8. What does iSync do?
Review network preferences - review network utility preferences - and attempt to connect to different network services
The user's loginwindow process does the following: Request that all user applications quit - quits any user backgroun processes - runs any logout scripts - records the logout to the man system.log - resets device permissions and preferences to defaul
iSync allows you to sync personal info between Mac OS X apps and peripherals like Palm PDAs - and Bluetooth enabled cell phones.
About this mac or system profiler. System is general release number - build is specific - and serial number represents the machine.

9. Two primary partition schemes for mac formatted drives?
It enacts itself any time an App crashes or hangs indefinitely. It send an error report and any comments to Apple.
Apple Menu>> Force Quit - Activity Monitor - Dock contextual menu
GUID partition table for intel-based macs - Apple-Partition-Map for PPC macs
This ignores any ownership rules and will grant any logged-on user unlimited access to the contents of the volume.

10. What does Mac OS X use bundles or packages for?

11. What are some security concerns with spotlight?
HFS+ (Mac OS X Extended Journaled - Mac OS X Extended Case Sensitive Journaled - Mac OS X Extended) - HFS - UFS - FAT32 - NTFS - UDF
So they can navigate to the public or sites folder
It will allow any user to search any attached non-system volume if ownership is ignored.
The computer's website files are located in /Library/WebServer/Documents and each users' is inside ~/Sites

12. What shared items are accessible to an administrator who connects via AFP or SMB? What about a standard user?

13. What are they advantages of code-signing?
Standard - Admin - Guest - Sharing-Only - Root
Code signed items include a digital signature that the system can use to verify the authenticity and integrity of the application or process and its resources.
Hold down T on boot - allows the mac to be turned into a very large - and expensive - external hard drive or disc drive.
Prevents users from using the reset password utility on the os x install dvd because they cannot boot from it.

14. How can you force quit an app from the GUI?
cat - less
Run PPC based apps on newer Intel macs. It does not support pre-OS X apps - the Classic environment - PPC screen-savers - PPC preference panes - G5 specific apps - PPC kernel extensions - some Java apps
Apple Menu>> Force Quit - Activity Monitor - Dock contextual menu
All users can read/write - but only the creator can delete. This uses the sticky bit.

15. How are the permissions on the shared folder set to allow local user sharing?
It's a special permission used to define a folder as an append-only destination (only the creator can delete the file he creates)
The firmware initializes the Mac's hardware and and locates the booter file on the system volume. The Power-On Self Test (POST) checks for basic hardware functionality.
Client software is used to access services provided by a server
All users can read/write - but only the creator can delete. This uses the sticky bit.

16. How do you identify ownership and permissions of a file or folder in the Finder? In the command line?
Authentication is who am I?Authorization is what can I do?
Finder get info - command line run ls -l
Run the assistant - install windows - install drivers.
The DNS Service is used to translate host names to IP addresses via forward lookups and IP addresses to domain names via reverse lookups.

17. How can you identify the type of a particular application?
Get Info from Finder or System Profiler
Common flags include locked and hidden - Common extended attributes include an items color - spotlight comments - etc.
/System/Library/LaunchDaemons - /Library/LaunchDaemons - /Library/StartupItems - /etc/rc.local (maybe)
Local accounts are just for that Mac - network accounts are available anywhere on the network - and Mobile accounts create a cached local copy of a network account for offline access.

18. What are three common troubleshooting techniques for issues involving failure to connect to network services?
extensions - tied to the kernel to provide hardware support - frameworks - shared code libraries - fonts - preference files - configuration info - Launch Agents and Launch Daemons - used by launchd to provide auto-starting services - logs - contain d
Review network preferences - review network utility preferences - and attempt to connect to different network services
It stores the home folder as an encrypted sparse-bundle disk image
Defines the directions to a specific item in the filesystem

19. Absolute path
1 GB of RAM - 5 GB of disk space - DVD drive - display
Safe boot refers to when the system is starting up - safe mode is when the system is actually running - and safe login is when the system starts up the user session.
It does a 7-pass erase.
Full directions to a specific item

20. What are PPD files responsible for?
extensions - tied to the kernel to provide hardware support - frameworks - shared code libraries - fonts - preference files - configuration info - Launch Agents and Launch Daemons - used by launchd to provide auto-starting services - logs - contain d
RAID 0 uses striping to increase performance. RAID 1 uses disk mirroring.
Internet traffic goes through the primary interface.
PostScript Printer Description (PPD) files are printer driver files that instruct the CUPS system on how to communicate with specific printer models.

21. What items are automatically started by system launchd during the system initialization process?
iSync allows you to sync personal info between Mac OS X apps and peripherals like Palm PDAs - and Bluetooth enabled cell phones.
Defines the directions to a specific item in the filesystem
/System/Library/LaunchDaemons - /Library/LaunchDaemons - /Library/StartupItems - /etc/rc.local (maybe)
Kerberos can only be used to authenticate against kerberized services and is often managed on a network-wide scale.

22. What password issues may arise related to the SMB service?

23. What does a keychain do?
Securely stores passwords - form-fills - etc.
Don't erase data - zero out the data - 7-pass erase - 35-pass erase
Press the eject button - file>>eject - drag to trash - press eject in the sidebar
Your Mac provides network routing NAT - DHCP - and DNS forwarding services for any device connected. When sharing AirPort - you can specify and SSID - channel - and WEP settings.

24. What are five common directory services and authentication services troubleshooting techniques?
1.) Try another account 2.) Reset the account password 3.) Verify directory service connectivity 4) Verify kerberos authentication & config 5.) Check directory service log files
User accounts - user groups - computer accounts - computer groups - network file mounts - management settings - and collaboration information.
Launch daemons and startup items are launched during system initialization by the system launchd process on behalf of root. Launch agents and login items are opened during the initialization of the GUI environment by the user's launchd process.
A database of information that in some cases can be shared to the network. Account information is the most commonly accessed directory resource.

25. Four methods to access CLI
cp - mv - rm
Terminal - Single User Mode - >Console from login window - SSH
Code signed items include a digital signature that the system can use to verify the authenticity and integrity of the application or process and its resources.
Finder get info - command line run ls -l

26. Best command to list items in a folder?
Don't erase data - zero out the data - 7-pass erase - 35-pass erase
Common UNIX Printing System (CUPS) manages all printing and faxing for the system.
This ignores any ownership rules and will grant any logged-on user unlimited access to the contents of the volume.
ls

27. Different between absolute and relative path
Interface is any channel through which networks data can flow. Hardware network interfaces are defined by physical network connections - while virtual network connections are logical network connections on top of hardware connections. Protocol is a s
Standard - Admin - Guest - Sharing-Only - Root
Screen sharing - remote login - remote management - remote apple events - and Xgrid sharing
Absolute always start at the root of the filesystem - whereas relative paths start where the user is current at

28. How does the Finder's secure empty trash work?
It does a 7-pass erase.
Press the eject button - file>>eject - drag to trash - press eject in the sidebar
Drag the disk image into disk utility and press burn
Defines the directions to a specific item in the filesystem

29. What are the min sys req for BootCamp?
/System/Library/LaunchDaemons - /Library/LaunchDaemons - /Library/StartupItems - /etc/rc.local (maybe)
The spotlight search service creates index databases of file system metadata so that it can perform normally time-intensive searches nearly instantly.
Bonjour and NetBios & WINS
Intel - directly attached input devices - 10.5 or later - all new firmware updates - 10.5 or greater install disc - 10 gigs of free space - 2 GB or more of RAM

30. How does Time Machine maintain a backup history of the system?

31. What is the potential side effect of improperly unmounting or ejecting a volume?
It allows Windows XP SP2+ - Vista - and 7 to run natively on the Mac by running a separate partition.
Forked files may cause issues for NFS and WebDAV. Also avoid AFP 2 on Windows file servers.
It starts with a full copy of the system and then it records any changes made to the system and only copies those changes. It creates a simulation of the entire system using hard links for files that didn't change.
May cause data corruption

32. What do the terms interface - protocol - and service mean in relation to computer networks?
Your Mac provides network routing NAT - DHCP - and DNS forwarding services for any device connected. When sharing AirPort - you can specify and SSID - channel - and WEP settings.
Don't erase data - zero out the data - 7-pass erase - 35-pass erase
Interface is any channel through which networks data can flow. Hardware network interfaces are defined by physical network connections - while virtual network connections are logical network connections on top of hardware connections. Protocol is a s
Defines the directions to a specific item in the filesystem

33. What is sudo used for?
1 GB of RAM - 5 GB of disk space - DVD drive - display
1.) Try another account 2.) Reset the account password 3.) Verify directory service connectivity 4) Verify kerberos authentication & config 5.) Check directory service log files
Drag the disk image into disk utility and press burn
To run commands as the root user

34. How does the IP transfer messages between computers on a WAN?

35. How can you identify which apps are installed on a Mac?
The status indicator lights - Green - yellow - red.
System Profiler
A driver is a piece of software designed to facilitate the communication between Mac OS X and the peripheral. There are kernel extensions - framework plug-ins - or stand-alone applications.
Code signed items include a digital signature that the system can use to verify the authenticity and integrity of the application or process and its resources.

36. How do you provide Mac OS X file sharing services so that other computers can access them?

37. Four prep steps before installing
Check for firmware updates - verify app compatibility - back up files - document critical settings
Devices providing network services broadcast their existence and Mac OS X picks up on these broadcasts and provides a list of services.
Screen sharing - remote login - remote management - remote apple events - and Xgrid sharing
Intel - directly attached input devices - 10.5 or later - all new firmware updates - 10.5 or greater install disc - 10 gigs of free space - 2 GB or more of RAM

38. How do you provide Mac OS X web-sharing services?
The user's loginwindow process does the following: Request that all user applications quit - quits any user backgroun processes - runs any logout scripts - records the logout to the man system.log - resets device permissions and preferences to defaul
Intel - directly attached input devices - 10.5 or later - all new firmware updates - 10.5 or greater install disc - 10 gigs of free space - 2 GB or more of RAM
1.) User accounts not tied to individual Macs 2.) Same user account for multiple services 3.) Kerberos SSO 4.) Define user/comp settings in a single location
Enable Web Sharing in System Preferences

39. What is protected memory? What is 64 bit memory addressing?
Don't erase data - zero out the data - 7-pass erase - 35-pass erase
IP addresses identify the location of a specific network device. Subnet masks are used by network devices to identify their local network range. IPv4 addresses are a 32-bit number represented in 4 groups of four octets separated by periods. 0-255.
Enable Web Sharing in System Preferences
The system keeps applications from interfering with one another by segregating their memory using protected memory. 64 bit memory addressing allows apps to directly access more than 4 GB of ram.

40. Advantages/disadvantages of single/multiple partition drives in OS X

41. What three methods can be used to select the start-up disk?
It's a special permission used to define a folder as an append-only destination (only the creator can delete the file he creates)
Launch daemons and startup items are launched during system initialization by the system launchd process on behalf of root. Launch agents and login items are opened during the initialization of the GUI environment by the user's launchd process.
System Profiler - Disk Utility - Reset Password Utility - Firmware Password - Restore from Time Machine Backup - Startup Disk - Terminal - Network Utility
Option key - Startup Disk preference pane in OS X - or the BootCamp utility in Windows.

42. In the network preferences - how can you tell which interface is currently being used for network activities?
The status indicator lights - Green - yellow - red.
It's a special permission used to define a folder as an append-only destination (only the creator can delete the file he creates)
Terminal - Single User Mode - >Console from login window - SSH
It will not load any third party KEXTs - third-party LaunchAgents - LaunchDaemons - StartupItems - fonts - any user login items - or any user specific LaunchAgents.

43. What does the problem-reporting feature do?
Set the mac's network identification - enable the desired service - define access.System preferences >> Sharing
It enacts itself any time an App crashes or hangs indefinitely. It send an error report and any comments to Apple.
Access is based on the local filesystem. They'll start in their home folder but can traverse anywhere they have permission to do so.
The loginwindow process logs all users out and then tells the kernel to quit all remaining system processes.

44. What is authentication and authorization?
1.) Create a plain text file w/ the 2.) Make the first line #!/bin/bash 3.) Change the permissions to allow execution
Standard - Admin - Guest - Sharing-Only - Root
Authentication is who am I?Authorization is what can I do?
Individual pieces of information used to define a user such as user ID - UUID - home directory - etc.

45. How does the firmware password help secure against password changes?
iSync allows you to sync personal info between Mac OS X apps and peripherals like Palm PDAs - and Bluetooth enabled cell phones.
Screen sharing - remote login - remote management - remote apple events - and Xgrid sharing
Prevents users from using the reset password utility on the os x install dvd because they cannot boot from it.
Documents - Movies - Music - Pictures - Library - Downloads - Desktop - Public - Sites

46. What files are associated with the computer's website? What about the users' websites?

47. What is the purpose of IP addresses and subnet masks? What is their format?
Any Mac OS X Extended volume including volumes from disk images stored on an AFP share on OS X Server.
Root has unlimited access - Admin can change system files & settings - guest can dump tons of files
IP addresses identify the location of a specific network device. Subnet masks are used by network devices to identify their local network range. IPv4 addresses are a 32-bit number represented in 4 groups of four octets separated by periods. 0-255.
Drag the disk image into disk utility and press burn

48. What items are not loaded when Mac OS X safe boots?
It will not load any third party KEXTs - third-party LaunchAgents - LaunchDaemons - StartupItems - fonts - any user login items - or any user specific LaunchAgents.
System launchd is responsible for starting every single system process. It manages system initialization and launches loginwindow.
Hold down T on boot - allows the mac to be turned into a very large - and expensive - external hard drive or disc drive.
Client software is used to access services provided by a server

49. What are four advantages of using network directory services to store account information?
Kerberos can only be used to authenticate against kerberized services and is often managed on a network-wide scale.
1.) User accounts not tied to individual Macs 2.) Same user account for multiple services 3.) Kerberos SSO 4.) Define user/comp settings in a single location
1 GB of RAM - 5 GB of disk space - DVD drive - display
Client software is used to access services provided by a server

50. How can you identify the MAC Addresses for all of the Mac's network interfaces?
It records what file operations are in progress at any given moment. If a power failure or system crash occurs - it can verify the integrity by replaying the journal.
Info pane in Network Utility
Universal Access - items for the seeing or hearing impaired - keyboard and mouse difficulties - and are stored in ~/Library/Preferences
Firmware - booter - kernel - and system launchd. Primary user environment stages are loginwindow - user launchd - and user environment.