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Check your knowledge

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Answer the following questions to see what you've learned.

1.

When working with relational data what is a common mistake that can have a drastic negative impact?

Trying to work with relational data.

Using a LookUp function to query the data source directly in a Gallery.

Not collecting all of the data, regardless of size, in the OnVisible property.

Not collecting all of the data, regardless of size, in the OnStart property.

2.

Which of the following statement is true regarding Experimental features?

Experimental features are guaranteed to work.

Experimental features should always be enabled in your app.

Experimental features may or may not change, break or disappear from your app.

Experimental features are only okay to use one at a time but are fully supported.

3.

When building your app which of the following is the most correct statement?

You must incorporate performance tuning from the start; performance is most important.

You should make your app functional first, then incorporate performance tuning as appropriate.

Performance is a nice to have but doesn't matter to the user.

Testing is a waste of time; your users will tell if you something is broken.

You must answer all questions before checking your work.

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