Help to know the right answer

Could you please help me to confirm whether I am correct or not ? If not could you please help me with right choice.

I am new to the prower bi and trying to clear my concepts. If this forum is not right one then please excuse me.

1 . Which of the following information is preserved when you import an entire data model from Excel to Power BI Desktop?

1. Table Relationship
2. DAX Measures
3. Query Editing Procedures
4. All of the above - This is my answer

2. How can you turn on/off drill down feature in Power BI Desktop?

1. Activate drill down feature from visualization pane - This is my answer
2. Activate drill down feature from modelling ribbon
3. Activate drill down feautre directly from the chart
4. None of the above
   

3. How to enable grid lines in Power BI?

1. Check visulatization library for that visual - This is my answer
2. Download Beta version
3. Get from Power BI Website, in add-on section
4. Activate in preview feature

4. Which of the following is an option for Table Calculation in Power BI?

1. Variance
2. Moving Average - this is my anser
3. Running Total
4. Square Root

5.Statistics tools are best for data exploration, while Standard Mathematical tools are best for data transformation? 

This is false I am correct...

6. Level of granularity is opposite to

1. Report Level
2. Level of aggregation - This is my answer
3. Level of Standard
4. Deviation Level of Median

7.Which of the following date tools is only available in the "Transform" tab of the Query Editor?

1. Month
2. Quarter
3. Latest - This is my answer
4. Day

8. In the typical Power BI workflow, which of the following takes place after data is loaded but before reports are built?

1. Table Relationships are formed - This is my answer
2. User level Permissions are established
3. Parameter and roles are defined
4. None of the above

9 Power BI aggregates data based on

1. Data source level of granularity
2. Level of granularity of visulization
3. Report level of granularity
4. Level of granularity of fields  - This is my answer