alleryWhich mutable string class in Java provides thread safety?
AStringBuilder
BStringBuffer
CStringFormat
DStringReader
Answer & Solution
Correct answer: B. StringBuffer
Java StringBuffer provides synchronized methods ensuring thread-safe string mutation.
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Related questions
Match Lewis marks:
1. Marks: p. Symbols
2. Str: q. Initial
3. Rules: r. DeriveMatch Unicode units:
1. Unit: p. Fixed
2. Char: q. Composing
3. UTF8: r. PreferredMatch length types:
1. Fixed: p. Max cap
2. Var: q. Runtime
3. Null: r. Zero byteMatch char scan:
1. Scan: p. In set
2. Verify: q. Not in
3. Match: r. CharMatch immut trade:
1. Thread: p. Safe
2. Copies: q. Costly
3. State: r. SimplerMatch byte encodings:
1. CJK: p. Two bytes
2. EUC: q. ASCII safe
3. Shift: r. UnsafeMatch compare cost:
1. Equals: p. Bool
2. Cmp: q. Int result
3. C-str: r. CostlyMatch sub-strings:
1. Prefix: p. Start
2. Suffix: q. End
3. Factor: r. Slice