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Pro8 questions, 5 of them tricky

Fees and execution: final quiz

Harder than the lesson quizzes. Pick one answer per question; you will see straight away if it was right, and why. Unsure? Go back to the lessons first.

The questions

0 of 8 answered

  1. Question 1TrickyYour 0.1 SOL buy goes through a 1% app onto a bonding curve that charges 1.25%, with a 0.001 SOL priority fee and a 0.001 SOL tip. Roughly what share of the trade goes to costs on the buy alone?
  2. Question 2TrickyA swap lands in a block and fails. Which part do you still pay?
  3. Question 3You raise buy slippage from 10% to 40% so your trades stop failing. What else changed?
  4. Question 4TrickyA coin trades 2,000 SOL of volume in an hour, but its global fees paid are tiny. What is the best reading?
  5. Question 5TrickyOn pump.fun, as of October 2026, when does a creator earn the biggest share of each trade?
  6. Question 6What does a Jito bundle guarantee?
  7. Question 7TrickyYou doubled your priority fee and the trade still failed for slippage. Why did the fee not help?
  8. Question 8Which costs are a percent of your trade rather than a fixed amount?

This guide is for learning. It is not financial advice. Most memecoins go to zero and most people who trade them lose money. Only ever trade what you can afford to lose.