1. 1. What is NTLM?  How is it used in your domain environment?
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3. 2. What is LDAP?  When is it used in your domain environment?
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6. 3. List 2 problems/challenges that can occur with authentication that administrators must help clients manage
7.  (what issues occur with the current password authentication process - ask for clarification if this doesn't make sense).
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9. 4.  What are some examples of biometric authentication?
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11. 5. In multifactor authentication, if I am using a PIN (personal identification numbers), what is an acceptable second factor I could use?