Access Networks - Computer Networks Questions and Answers

1.

Home Access is provided by

   A.) Cable
   B.) DSL
   C.) FTTP
   D.) All of these

Answer: Option 'D'

All of these

2.

HFC contains

   A.) Fibre cable
   B.) Coaxial cable
   C.) Both of the mentioned
   D.) None of these

Answer: Option 'C'

Both of the mentioned

3.

The following term is not associted with DSL

   A.) DSLAM
   B.) CO
   C.) Splitter
   D.) CMTS

Answer: Option 'D'

CMTS

4.

Which of this is not a constituent of residential telephone line?

   A.) A high-speed downstream channel
   B.) A medium-speed downstream channel
   C.) A low-speed downstream channel
   D.) None of these

Answer: Option 'C'

A low-speed downstream channel

5.

ONT is connected to splitter using

   A.) High speed fibre cable
   B.) HFC
   C.) Optical cable
   D.) None of these

Answer: Option 'C'

Optical cable

6.

The function of DSLAM is

   A.) Convert analog signals into digital signals
   B.) Amplify digital signals
   C.) Convert digital signals into analog signals
   D.) None of these

Answer: Option 'A'

Convert analog signals into digital signals

7.

Among the optical-distribution architectures that is essentially switched ehternet is

   A.) AON
   B.) PON
   C.) NON
   D.) None of these

Answer: Option 'A'

AON

9.

In DSL telco provides these services

   A.) Wired phone access
   B.) ISP
   C.) All of the mentioned
   D.) None of the mentioned

Answer: Option 'C'

All of the mentioned

10.

Choose the statement which is not applicable for cable internet access

   A.) It is a shared broadcast medium
   B.) It includes HFCs
   C.) Cable modem connects home PC to Ethernet port
   D.) Analog signal is converted to digital signal in DSLAM

Answer: Option 'D'

Analog signal is converted to digital signal in DSLAM


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