You Want to Enumerate All of the Keys in a Map

question 94

Multiple Choice

You want to enumerate all of the keys in a map named myMap whose keys are type String.Which of the following statements will allow you to do this?

• A)Set<String> keySet = myMap.getKeySet(); for (String key : keySet) {...}
• B)Set<String> keySet = myMap.keySet(); for (String key : keySet) {...}
• C)Set<String> keySet = myMap.keys(); for (String key : keySet) {...}
• D)Set<String> keySet = myMap.getKeys(); for (String key : keySet) {...}

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Definitions:

Responses

Reactions or answers provided following a stimulus or in the context of a situation.

Frequency

The rate at which something occurs over a particular period or in a given sample.

Deception

The act of misleading or tricking someone through false statements or actions.

Anger

A strong feeling of displeasure or hostility triggered by what is perceived as wrong or threatening.