Q1: Checking that a user is who they claim to be is
Multiple Choice
**Explanation:**
**Correct (A):** Authentication is about identity, authorization is about permissions
References (URLs)
Goal: distinguish commonly confused terms like authentication vs authorization.
Q2: Deciding whether an authenticated user may delete a record is
Multiple Choice
**Explanation:**
**Correct (B):** Authorization is an access control decision
Q3: Protecting data so outsiders cannot read it is most closely
Multiple Choice
**Explanation:**
**Correct (C):** Confidentiality is about preventing disclosure
Q4: Detecting that a message was modified in transit is most closely
Multiple Choice
**Explanation:**
**Correct (B):** Integrity means tampering can be detected or prevented
Q5: A one time value used to prevent replay is commonly called a
Multiple Choice
**Explanation:**
**Correct (A):** A nonce is a number used once, often in challenge response flows
Q6: What is the term for verifying identity (one word)
Short Text
**Explanation:**
**Correct:** authentication