Wireless modems transmit the data signals through:
- (A)Â Air
- (B)Â Cable
- (C)Â Gateway
- (D)Â None of above
- (A)Â Air
An important characteristic of fibre optics is:
- (A)Â De-fraction
- (B)Â Refraction
- (C)Â Transaction
- (D)Â None of the above
- (B)Â Refraction