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Railways PYQCBT 1 2016

RRB NTPC · Question 61

Which one is anti-virus?

  1. CodeRed
  2. Melissa
  3. CryptoLocker
  4. Dr. Web
Show answer & explanation

Answer: (D) Dr. Web

Explanation

Dr. Web is an anti-virus program; CodeRed, Melissa and CryptoLocker are malware.