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

Q. In asynchronous transmission, the gap time between bytes is _______.

View solution

Q. ___________ conversion involves three techniques: line coding, block coding, and scrambling.

View solution

Q. ________ is the process of converting digital data to a digital signal.

View solution

Q. _______ provides redundancy to ensure synchronization and inherent error detection.

View solution

Q. ________ is normally referred to as mB/nB coding; it replaces each m-bit group with an n-bit group.

View solution

Q. ________ provides synchronization without increasing the number of bits.

View solution

Q. Two common scrambling techniques are ________.

View solution

Q. The most common technique to change an analog signal to digital data is called __________.

View solution

Q. The first step in PCM is ________.

View solution

Q. There are three sampling methods: __________.

View solution

Q. ______ finds the value of the signal amplitude for each sample; ____ finds the change from the previous sample.

View solution

Q. While there is (are) only _____ way(s) to send parallel data, there is (are) three subclass(es) of serial transmission.

View solution

Q. In ______ transmission, we send 1 start bit (0) at the beginning and 1 or more stop bits (1s) at the end of each byte.

View solution

Q. In _________ transmission, we send bits one after another without start or stop bits or gaps. It is the responsibility of the receiver to group the bits.

View solution

Q. The ________ mode provides synchronization for the entire stream of bits must. In other words, it guarantees that the data arrive at a fixed rate.

View solution

Q. A _________ digital signal includes timing information in the data being transmitted.

View solution

Q. In decoding a digital signal, the receiver calculates a running average of the received signal power, called the _______.

View solution

Q. The ________ rate defines the number of data elements sent in 1s; the ______ rate is the number of signal elements sent in 1s.

View solution