Collections · interview question
What will HashMap's get() method return if you pass a key that doesn't exist in the map?
Multiple choiceEasychapter-4-curatedpremiumcollectionsmap-interface-and-hashmap
Answer and explanation
Correct answer
A. Null
Why
When you call get() for a key that doesn't exist in a HashMap, it returns null. This is the default behavior for non-present keys.
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