Q. The portion of physical layer that interfaces with the media access control sublayer is called

View solution

Q. physical layer provides

View solution

Q. In asynchronous serial communication the physical layer provides

View solution

Q. The physical layer is responsible for

View solution

Q. A single channel is shared by multiple signals by

View solution

Q. Baud means?

View solution

Q. Which of the following devices takes data sent from one network device and forwards it to all devices on the network regardless of the intended recipient?

View solution

Q. Which of the following devices takes data sent from one network device and forwards it to the destination node based on MAC address?

View solution

Q. which of the following devices is used to connect different network segments and manage the traffic between them?

View solution

Q. Unipolar, bipolar, and polar encoding are types of _______ encoding.

View solution

Q. _______ encoding has a transition at the middle of each bit.

View solution

Q. _______ encoding has a transition at the beginning of each 0 bit.

View solution

Q. PCM is an example of _______ conversion.

View solution

Q. If the frequency spectrum of a signal has a bandwidth of 500 Hz with the highest frequency at 600 Hz, what should be the sampling rate, according to the Nyquist theorem?

View solution

Q. The Nyquist theorem specifies the minimum sampling rate to be_______.

View solution

Q. Which of the following encoding methods does not provide for synchronization?

View solution

Q. Which encoding method uses alternating positive and negative values for 1s?

View solution

Q. Which quantization level results in a more faithful reproduction of the signal?

View solution

Q. Block coding can help in _______ at the receiver.

View solution

Q. In _______ transmission, a start bit and a stop bit frame a character byte.

View solution