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In string class, which of the following methods is used to return a string
Computer
GSEB Class 12 Computer Question Paper October 2020
Question
Updated
19 Aug 2026
In string class, which of the following methods is used to return a string after appending ‘str’ the invoking string ?
A
Choose Your Answer
A
String add(String str)
B
String concat(String str)
C
String toLowerCase()
D
String append (String str)
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