Q.1 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. An ultra-high speed downstream channel
Ans : A low-speed downstream channel
Q.2 DSL telcos provide which of the following services?
A. Wired phone access
B. Wired phone access and ISP
D. Network routing and ISP
Ans : Wired phone access and ISP
Q.3 The function of DSLAM is to __________.
A. Convert analog signals into digital signals
B. Convert analog signals into digital signals
C. Amplify digital signals
D. De-amplify digital signals
Ans : Convert analog signals into digital signals
Q.4 Which of the following terms is not associated with DSL?
Ans : CMTS
Q.5 HFC contains _______.
A. Fibre cable
B. Coaxial cable
C. Twisted Pair Cable
D. A combination of Fibre cable and Coaxial cable
Ans : A combination of Fibre cable and Coaxial cable
Q.6 Among the optical-distribution architectures that are essentially switched ethernet is __________.
Ans : AON
Q.7 Which of the following statements 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
Ans : Analog signal is converted to digital signal in DSLAM
Q.8 StarBand provides __________.
A. FTTH internet access
B. Cable access
C. Telephone access
D. Satellite access
Ans : Satellite access
Q.9 Home Access is provided by __________.
D. All of the above
Ans : All of the above
Q.10 ONT is connected to splitter using _________.
A. High speed fibre cable
C. Optical cable
D. Twisted pair cable
Ans : Optical cable
Q.11 Which of the following factors affect transmission rate in DSL?
A. The gauge of the twisted-pair line
B. Degree of electrical interfernece
C. Shadow fading
D. The gauge of the twisted-pair line and degree of electrical interference
Ans : The gauge of the twisted-pair line and degree of electrical interference