Ecommerce Cheat Sheet 2026

The 30 highest-yield Ecommerce facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. What does SSL/TLS encryption protect in an ecommerce transaction? → Data in transit between browser and server
2. A diagnostic shows most cart abandonment happens at the shipping-cost reveal step. What is the best fix to test? → Show shipping costs earlier or offer free-shipping thresholds
3. What does 'responsive web design' aim to achieve? → Layouts that adapt to different screen sizes
4. What is the main advantage of using long-tail keywords for an ecommerce store? → They are cheaper and attract more targeted, high-intent buyers
5. Which status code indicates a successful HTTP request? → 200
6. What is the primary SEO benefit of using schema markup (structured data) on ecommerce product pages? → Enabling rich snippets in search results such as star ratings, price, and availability
7. Which metric measures the percentage of transactions a merchant loses to chargebacks? → Chargeback rate
8. What is safety stock in inventory management? → Extra inventory held as a buffer against unexpected demand spikes or supply delays
9. Which US regulation governs how ecommerce businesses must handle consumer financial data and privacy? → GLBA (Gramm-Leach-Bliley Act)
10. One percent of customers start a shopping cart but don't finish it. → Abandonment rate
11. What does 'COD' mean as a payment option in ecommerce? → Cash On Delivery
12. What does 'fulfillment' refer to in ecommerce operations? → Picking, packing, and shipping orders
13. What is tokenization in the context of ecommerce payment security? → Replacing sensitive card data with a non-sensitive placeholder token
14. Which email marketing metric measures the percentage of recipients who clicked a link in an email? → Click-through rate (CTR)
15. What is the name for emails sent to recover customers who left items in their cart? → Abandoned cart emails
16. How many (percent) customers return and buy the things they left in their carts when the price drops? → 54%
17. What is an email automation 'welcome series' in ecommerce? → A set of automated emails sent to new subscribers to introduce the brand
18. What does a merchant account do in the ecommerce payment flow? → Holds funds from card transactions before they are transferred to the merchant's bank
19. You can use search engines to reach the internet. → False
20. Which ecommerce platform powers the largest share of online stores globally? → WooCommerce
21. Organic search traffic drops 40% overnight with no site changes. What should you check FIRST? → Google algorithm updates or a manual penalty
22. Which UX element on a product page most significantly builds customer trust and reduces purchase hesitation? → Verified customer reviews and star ratings
23. What does 'last-mile delivery' refer to in ecommerce logistics? → The final step of the delivery process from a distribution hub to the customer's address
24. What does the term 'friendly fraud' mean in ecommerce chargebacks? → When a legitimate customer falsely disputes a transaction they actually authorized
25. What is the average order value (AOV) formula? → Total revenue ÷ Number of orders
26. Conversion rate is healthy but average order value (AOV) is falling. Which tactic most directly addresses AOV? → Cross-sells, bundles, and free-shipping thresholds
27. What does SaaS mean in the context of ecommerce platforms? → Software as a Service — cloud-hosted software accessed via subscription
28. Which company developed the first widely used graphical web browser, Mosaic? → NCSA
29. What does 'cost per acquisition' (CPA) measure in ecommerce marketing? → The average amount spent on marketing to acquire one paying customer
30. What does 'ship-from-store' fulfillment mean? → Using retail store locations as mini-fulfillment centers to ship online orders