O-LevelComputer ScienceData Transmission2210/11 · May/June 2022 · Q103 Marks
Many devices have a Media Access Control (MAC) address.
- Give three features of a MAC address. Feature 1 Feature 2 Feature 3[3]
Mark scheme
Marking points from the official mark scheme (May/June 2022). The mark or mark type is shown in brackets.
- [3] Any three from: It is a unique address It is assigned by the manufacturer It can be used to identify a device It contains the serial code/number It contains the manufacturer ID/code/number It is written in hexadecimal It has 6 bytes/48 bits/6 pairs of digits Does not (usually) change // static
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