Java Programming - Language Fundamentals - Discussion

Discussion Forum : Language Fundamentals - General Questions (Q.No. 13)

Language Fundamentals

13.

Which is a valid declarations of a String?

String s1 = null;

String s2 = 'null';

String s3 = (String) 'abc';

String s4 = (String) '\ufeed';

Answer: Option

Explanation:

Option A sets the String reference to null.

Option B is wrong because null cannot be in single quotes.

Option C is wrong because there are multiple characters between the single quotes ('abc').

Option D is wrong because you can't cast a char (primitive) to a String (object).

Discussion:

11 comments Page 2 of 2.

Purnima said: 1 decade ago

Then String s="null"; is it write?

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