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You want to store a user's shopping cart data securely and temporarily during their visit. Which is the best PHP method?

hard📝 Application Q9 of 15
PHP - Sessions and Cookies
You want to store a user's shopping cart data securely and temporarily during their visit. Which is the best PHP method?
AUse cookies to store the cart data with a 1-hour expiration.
BUse sessions to store cart data on the server during the visit.
CStore cart data in cookies without expiration.
DStore cart data in a hidden form field on every page.
Step-by-Step Solution
Solution:

  1. Step 1: Understand security and duration needs

    Shopping cart data should be secure and temporary during the visit.

  2. Step 2: Compare storage options

    Sessions store data on the server securely and last during the visit; cookies are less secure and stored client-side.

  3. Final Answer:

    Use sessions to store cart data on the server during the visit. -> Option B

  4. Quick Check:

    Secure temporary data = sessions [OK]
Quick Trick: Use sessions for secure, temporary user data [OK]
Common Mistakes:
  • Storing sensitive data in cookies
  • Using cookies without expiration for temporary data
  • Relying on hidden form fields for data storage

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