Tlcm 422: Telecommunication Systems And The Environment Question Paper
Tlcm 422: Telecommunication Systems And The Environment
Course:Bachelor Of Telecommunication And Information Engineering ()
Institution: Kabarak University question papers
Exam Year:2011
KABARAK UNIVERSITY
UNIVERSITY EXAMINATIONS
2011/2012 ACADEMIC YEAR
FOR THE DEGREE OF BACHELOR OF SCIENCE IN
TELECOMMUNICATION
TLCM 422: TELECOMMUNICATION SYSTEMS AND THE
ENVIRONMENT
DAY: MONDAY DATE: 06/08/2012
TIME: 9.00 – 12.00 P.M. STREAM: Y4S2
INSTRUCTIONS:
ATTEMPT QUESTION ONE AND ANY OTHER THREE
QUESTION ONE (30 MARKS)
a) With aid of a labelled diagram describe the layout of a local loop system from the Telco to a
customer premise (6marks)
b) Considering a DSL network architecture discuss the functions of the following network
components.
i. Local exchange
ii. Line interface circuits
iii. Main distribution frame
iv. Cables (8marks)
c) Give any precautions that must be taken into account before installing a demarcation point
(6marks)
d) Discuss any FOUR general guidelines that are considered during the installation of a demarcation
point (8marks)
e) Why is scalability important in installing telecommunication networks (2marks)
QUESTION TWO (20 MARKS)
a) Briefly explain the main considerations when planning for a work area (4marks)
b) Why is a patch panel important in LANs (2marks)
c) With the aid of a well labelled diagram explain how HC,IC and MC are planned in a
telecommunication environment. (8marks)
d) What is a multi user telecommunication outlet assembly (MUTOA) (2marks)
e) What is standardization? Explain why standardization is important in the telecommunication
industry (2marks)
f) Briefly indicate TIA/EIA 568B standard (2marks)
QUESTION THREE (20 MARKS)
a) Explain the following safety marks for both vertical and horizontal cabling
i. OFC
ii. OFN
iii. CMR
iv. CMP (8marks)
b) Indicate any TWO possible sources of high voltage in both local and wide area telecommunication
networks (2marks)
c) Outline any FOUR precautions that should be taken to avoid injuries associated with high voltage
(8marks)
d) Why is important to isolate equipment components from their chassis (2marks)
QUESTION FOUR (20 MARKS)
a) What is bonding? Explain what properly installed bonding and grounding will accomplish. (4marks)
b) Describe any five guidelines for keeping internal or external work place safe
(10marks)
c) What are some of the rules that should be followed to avoid fiber optic injury (6marks)
QUESTION FIVE (20 MARKS)
a) What is telecommunication work commissioning and decommission (4marks)
b) Distinguish between all four types of fire that may occur in a telecommunication environment
(8marks)
c) What is quality of service? Describe any four parameters the describe quality of service (5marks)
d) List any three phases of cabling (3marks)
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