Chapter 4

Baud rate is ............ than or equal to the bit rate.

• less

• more

• faster

• slower

In ............... transmission, bits are transmitted simultaneously, each across its own wire.

• Asynchronous serial

• Synchronous serial

• Parallel

• None of the above

In ........... transmission, bits are transmitted over a single wire, one at a time.

• Asynchronous

• Synchronous

• Parallel

• Asynchronous & Synchronous

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

• Asynchronous serial

• Synchronous serial

• Parallel

• Asynchronous serial & Synchronous serial

Synchronous transmission does not have ...........

• A start bit

• A stop bit

• Gaps between bytes

• All the above

Data can be ...............

• Digital

• Analog

• Digital & analog

• None of the above

................ data have discrete states and take discrete values.

• Analog

• Digital

• Analog & digital

• None of the above

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

• Variable

• Fixed

• Zero

• a function of the data rate

The signal rate is sometimes called the ____ rate.

• Bit

• Baud

• Signal

• None of the above

The data rate is sometimes called the ___ rate.

• Bit

• Baud

• Signal

• None of the above