Microsoft Dynamics Axapta Technical,Functional Coverage

I was facing below issue  Dynamics AX 2012 R3 client crashes after opening suddenly AX client session get crashes. There is no event log to find out what exactly is the issue.  Solution: I applied below steps. 1. I Deleted AUC files in user profile. C:\Users\user1\AppData\Local 2. Reset the usage data from menu. Click File > Tools > Options. In the Options form, click Usage data then reset button press click yes.. 3. To delete all user usage data  Go to  AOT-->SystemDocumentation-->Tables-->SysLastValue. Delete all records. After then Ax client work fine.

1. What is the syntax for setting the default printer option to e-mail in the PrintJobSetting class? ANSWER: PrintJobSettings.SetTarget(PrintMedium::Mail). 2. Which method would you use to initialize printJobSettings for a specificreport, when this report is called from a class? ANSWER: ReportRun.UnpackPrintJobSettings. 3. Where does Microsoft Dynamics AX store the previously selected printer settings for a specific report? ANSWER: Usage Data (SysLastValue).