UNIVERSITY EXAMINATIONS: 2018/2019
EXAMINATION FOR THE DIPLOMA IN INFORMATION
TECHNOLOGY
DIT306 STRUCTURED CABLING
DATE: APRIL, 2019 TIME: 2 HOURS
INSTRUCTIONS: Answer QUESTION ONE and any other TWO Questions.
QUESTION ONE (COMPULSORY) – (30 MARKS)
a) Give any FOUR differences between Connection oriented and Connectionless service.
(8 Marks)
b) Explain FIVE guidance of wireless security (5 Marks)
c) Differentiate between bounding and grounding (3 Marks)
d) Discuss FOUR advantages of the TIA/EIA 568 Commercial Building Telecommunication
Cabling standards. (4 Marks)
e) Discuss the components of communication in networks. (5 Marks)
f) Discuss any FIVE factors to be considered when selecting a transmission media (5 Marks)
QUESTION TWO (20 MARKS)
a) Describe what POE is? And Discus the two connections normally required for a digital
security camera to be made when it is installed. (5 Marks)
b) Differentiate between (4 Marks)
i. Bandwidth and Throughput
ii. Attenuation and Interference
c) Describe what a cross talk is? And discuss any FOUR types of cross talk. (5 Marks)
d) Discuss any THREE types of Cable Testing Equipment that you may know. (6 Marks)
QUESTION THREE (20 MARKS)
a) Discuss the FOUR methods that The ANSI/TIA/EIA Standard identifies for distributing
inter-building backbone cables to multiple buildings on campus. (4 Marks)
b) Describe any FOUR areas of concern (subsystems) with relation to structured cabling.
(8 Marks)
c) Discuss communication media available in the industry today. (8 Marks)
QUESTION FOUR (20 MARKS)
a) Discuss any FOUR elements common to a client/server network. (4 Marks)
b) Describe any THREE wireless devices. (6 Marks)
c) As a technician, you have been awarded a contract by KCA University to install network
cables to its buildings and environments. Discuss FIVE tasks involved in your Precabling preparations. (10 Marks)
QUESTION FIVE (20 MARKS)
a) As a technician at KCA University, you have been appointed to sit on the procurement
committee to discuss considerations needed when choosing a Switch. Discuss what you
will put into consideration when choosing a switch. (6 Marks)
b) State the color code of a TIA/EIA 568 A and a TIA/EIA 568 B cable (4 Marks)
c) Discuss any TWO advantages and disadvantages of wireless networking (4 Marks)
d) LAN switches rely on packet-switching. Describe THREE methods that Packet-based
switches may use for routing traffic. (6 Marks)
