Free CNS Public Health Nutrition & Disease Prevention Questions and Answers

Question 1

What is the main goal of PCI DSS?

Accepted Answer

To ensure payment data security.

Answer

PCI DSS stands for Payment Card Industry Data Security Standard, and its main goal is to ensure payment data security. It sets forth a comprehensive set of requirements for all entities that process, store, or transmit credit card information. Compliance helps protect cardholder data from breaches and reduces the risk of credit card fraud.

Question 2

What is tokenization in payment security?

Accepted Answer

Replacing sensitive data with tokens.

Answer

Tokenization in payment security is the process of replacing sensitive data, such as a credit card number, with a unique, non-sensitive identifier called a token. This token holds no intrinsic value and cannot be reverse-engineered to reveal the original data. If a system storing tokens is breached, the actual sensitive payment information remains protected, significantly enhancing security.

Question 3

Which protocol secures data during online payment transactions?

Accepted Answer

HTTPS

Answer

HTTPS (Hypertext Transfer Protocol Secure) is the secure version of HTTP, which uses SSL/TLS encryption to protect data transmitted between a user's browser and a website. This encryption is essential for securing sensitive information like credit card details during online payment transactions, preventing eavesdropping and tampering.

Question 4

What is a payment gateway’s role?

Accepted Answer

Processing payments online.

Answer

A payment gateway acts as a secure intermediary between a customer, the merchant, and the bank during an online transaction. Its primary role is to authorize and process credit card or other electronic payments, ensuring the secure transmission of financial data from the customer to the payment processor. This enables businesses to accept online payments efficiently and safely.

Question 5

What is multi-factor authentication (MFA)?

Accepted Answer

Multiple verification factors.

Answer

Multi-factor authentication (MFA) is a security system that requires users to provide two or more verification factors to gain access to an account or system. This typically combines something the user knows (like a password), something the user has (like a phone or token), and/or something the user is (like a fingerprint). MFA significantly enhances security by making it much harder for unauthorized users to access accounts, even if they compromise one factor.

CNS - Certified Nutrition Specialist Practice Test

CNS - Certified Nutrition Specialist Practice Test

Free CNS Public Health Nutrition & Disease Prevention Questions and Answers