In Our TeaViewModel Class, That Extends ViewModel , We Have

question 13

Multiple Choice

In our TeaViewModel class, that extends ViewModel , we have such prorerty: val tea: LiveData<Tea> An observer in our Activity (type of mViewModel variable in example is ) is set in this way: mViewModel!!. tea .observe(this, Observer { tea: Tea? -> displayTea(tea) } ) What will be a correct displayTea method definition?

• A) private fun displayTea()
• B) private fun displayTea(tea: Tea?)
• C) private fun displayTea(tea: LiveData?<Tea>)
• D) private fun displayTea(tea: LiveData?<T>)

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Definitions:

Criterion-Referenced Testing

involves evaluating and scoring a test taker's performance based on a specific set of criteria or standards, rather than comparing it to the performance of a peer group.

No Child Left Behind

A U.S. Act aimed at closing the achievement gap with accountability, flexibility, and choice, so that no child is left behind.

Norm-Referenced Testing

Testing that compares an individual's performance or scores to a norm group or standard to evaluate relative standing.

T Scores

Standardized scores on psychological and educational tests that have a mean of 50 and a standard deviation of 10, used to compare individual performance against a normative sample.