I2C bus - Bi-directional nature of SDA & SCL

Q.  What is the directional nature of two active wires SDA & SCL usually adopted in I2C Bus for carrying the information between the devices?
- Published on 09 Nov 15

a. Uni-directional
b. Bi-directional
c. Multi-directional
d. None of the above

ANSWER: Bi-directional

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