Digital Communication Questions and Answers, Set 99

Digital Communication Questions and Answers

Q1. 

Which requires bit transitions?

Answer :   

Synchronous

Q2. 

CRC uses

Answer :   

Multiplication & Binary division

Q3. 

Channel bonding provides

Answer :   

Higher data rate

Q4. 

Attributes of ISDN have

Answer :   

Definition & Allowable values

Q5. 

The type of distortion which occurs in delta modulation is

Answer :   

Slope overload distortion & Granular noise

Q6. 

Gaussian process is a

Answer :   

1. Wide sense stationary process

2. Strict sense stationary process

Q7. 

Routing is performed only centrally.

Answer :   

True

Q8. 

Which tells about signalling?

Answer :   

Q series

Q9. 

Embedding is a form of

Answer :   

Layering

Q10. 

Attenuation is a function of

Answer :   

1. Channel length

2. Transmission media

3. Signal frequencies

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