1 in arq a nak is sent by the recipient if the message was received incorrectly true 5346379

1. In ARQ, a NAK is sent by the recipient if the message was received incorrectlY? True/False

2. Distance vector routing finds the quickest, least busy route to take?

True/False

3. In an Ethernet frame, the frame check sequence (FCS) (or CRC-32) field provides erro detection?

True/False

4. Which of the following is not an error pervention technique?

A- CRC

B- Lower the transmission speed

C- All are erro prevention techniques

D- Shielding

5- In which type of modulation is the height of the wave changed?

A- Frequency

B- Phase

C- Amplitude

D- PCM

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