Question 1

Error correction works by adding ________ to the transmitted message.

Accepted Answer

A) decoding 
B) clarification 
C) error burst 
D) redundancy

Question 2

In ________ transmission each block of data is formatted as a frame that includes a starting and an ending flag.

Accepted Answer

A) parallel 
B) asynchronous 
C) analog 
D) synchronous

Question 3

The use of coding allows a reduction,referred to as the ________,and defined as the reduction in decibels to achieve a specified BER of an error correcting coded system compared to an uncoded system using the same modulation.

Accepted Answer

A) code rate 
B) fixed coding 
C) coding gain 
D) block code

Question 4

A way of viewing the CRC process is to express all values as ________ in a dummy variable X with binary coefficients.

Accepted Answer

The answer of A way of viewing the CRC process...

Question 5

The ratio of data bits to total bits is called the code rate .

Accepted Answer

A) True 
 B)False

Exam 6: Error Detection and Correction

Error correction works by adding ________ to the transmitted message.

In ________ transmission each block of data is formatted as a frame that includes a starting and an ending flag.

The use of coding allows a reduction,referred to as the ________,and defined as the reduction in decibels to achieve a specified BER of an error correcting coded system compared to an uncoded system using the same modulation.

A way of viewing the CRC process is to express all values as ________ in a dummy variable X with binary coefficients.

The ratio of data bits to total bits is called the code rate .