C839 - Pre-Assessment Revised Questions and Answers A+
Which encryption standard uses the same key to encrypt and decrypt messages? A) Asymmetric Key Encryption B) Symmetric Key Encryption C) Public Certificate D) CRL - Symmetric Key Encryption Which algorithm is designated as a Type 2 product by the National Security Agency (NSA)? A) DES B) AES C) SKIPJACK D) WEP - SKIPJACK What is the most commonly used format for certificates? A) X.509 v3 B) X.509 v2 C) X.509 v1 D) DES - X.509 v3 *Version 3* What is referenced to determine if a certificate has been revoked? A) Certificate Revocation List B) Certificate Revocation Authority C) Certificate Approver D) Revocation List - Certificate Revocation List
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