O-LevelComputer ScienceAutomated and emerging technologies2210/12 · Oct/Nov 2023 · Q123 Marks
Digital currency can be used to pay for products and services. Digital currencies are often tracked using digital ledgers.
- (a)Give two other features of digital currency. 1 2[2]
- (b)Identify the process that uses a digital ledger to track the use of digital currency.[1]
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2023). The mark or mark type is shown in brackets.
- [2] Any two from: // Only exists electronically // Can be a decentralised system // Can be a centralised system // Usually encrypted
- [1] Blockchain
Write your answer and get it marked
On Oracle Prep you can write or photograph your own answer and have it marked by AI against this mark scheme, with feedback on what you missed.
Sign up free →