CCE Cheat Sheet 2026

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

1. Which technical indicator is most commonly used to identify overbought or oversold conditions in crypto markets? → Relative Strength Index (RSI)
2. In DeFi, what is a 'flash loan attack' most commonly used to exploit? → Price oracle manipulation within a single transaction
3. What is a key aspect of cryptocurrency trading & investment? → Applying industry-standard protocols and knowledge
4. Which property ensures that changing any data in a blockchain block invalidates all subsequent blocks? → Cryptographic hash chaining — each block contains the previous block's hash
5. Which US enforcement action established that unregistered ICO tokens sold to the public likely constitute unregistered securities offerings? → SEC v. Telegram Group (2020)
6. Under US tax law, how does the IRS classify Bitcoin and other cryptocurrencies? → As property
7. How does a hard fork differ from a soft fork? → A hard fork creates a permanent chain split; a soft fork remains backward-compatible
8. What is 'provenance' in the context of NFTs, and why does it matter for valuation? → The verifiable ownership and transaction history of a token from mint to present
9. What is a 'maker' in the context of cryptocurrency exchange order books? → A trader who adds liquidity by placing limit orders that rest on the book
10. What is a key aspect of security & risk management? → Applying industry-standard protocols and knowledge
11. What is a 'light client' (SPV node) in a blockchain network? → A node that downloads only block headers to verify payments without full validation
12. Which algorithm does Litecoin use for its Proof of Work mining? → Scrypt
13. What is the primary purpose of a Merkle tree in blockchain architecture? → To efficiently verify the integrity of large datasets
14. What does 'gas' represent in the Ethereum network? → A unit measuring computational effort required to execute operations
15. What is 'AML' and why is it critical for cryptocurrency compliance? → Anti-Money Laundering — prevents criminals from disguising illicit funds as crypto gains
16. Which country was among the first to completely ban ICOs in September 2017? → China
17. What environmental concern is most commonly associated with Bitcoin Proof of Work mining? → High energy consumption and carbon footprint
18. What is a key aspect of security & risk management? → Applying industry-standard protocols and knowledge
19. What is 'Stratum protocol' used for in cryptocurrency mining? → A communication protocol between mining hardware and pool servers
20. What is the key distinction between a 'custodial' and 'non-custodial' crypto wallet from a regulatory perspective? → Custodial wallet providers hold private keys and face more regulatory obligations
21. What does the Sharpe ratio measure in a cryptocurrency portfolio? → Risk-adjusted return relative to a risk-free rate
22. What is a 'sidechain' in blockchain architecture? → A separate blockchain that runs in parallel and is pegged to a main chain
23. Which landmark US court case established that the anti-fraud provisions of federal securities laws can apply to digital token sales? → SEC v. Ripple Labs
24. Which of the following is the primary advantage of joining a cryptocurrency mining pool over solo mining? → Achieving a more consistent and predictable stream of smaller rewards.
25. Which of the following is a significant security advantage of using a decentralized exchange (DEX) over a centralized exchange (CEX)? → Reduced risk of large-scale hacks due to the absence of a central honeypot of funds.
26. What does 'slippage' refer to in cryptocurrency trading? → The difference between expected and actual execution price
27. What does a high Crypto Fear & Greed Index score (near 100) typically indicate about market sentiment? → Extreme greed, often associated with overvalued conditions and potential correction risk
28. Which order type guarantees execution but not price in cryptocurrency trading? → Market order
29. What does 'difficulty retargeting' every 2016 blocks accomplish in Bitcoin? → Adjusts mining difficulty to maintain approximately 10-minute block intervals
30. What does the MACD histogram represent in cryptocurrency charting? → The difference between the MACD line and the signal line, showing momentum shifts