First Semester 2015/2016 Tutor-Marked Assignment (TMA) Cut-Off Date: xx/xx/xxxx Total Marks: 40 Question One (27 Marks) (Based on Block 1) consider the following description of an ICT system: An ICT system consists of two mobile phones connected togeth

First Semester 2015/2016
Tutor-Marked Assignment (TMA)

Cut-Off Date: xx/xx/xxxx
Total Marks: 40

Question One (27 Marks)
(Based on Block 1) consider the following description of an ICT system:

An ICT system consists of two mobile phones connected together using a mobile network, at the same time one of the mobile phones is connected to a scanner via the WiFi Network. The users of two mobile phones access to FlipDrive Server via internet for uploading and sharing files. Answer the following questions:

a) Draw a system map for the above ICT system? (11 Marks)
b) Draw a block diagram for the above ICT system? (16 Marks)

Question Two (13 Marks)
In Block 2 Part 3 you learnt about many wireless technologies, but still there is more. Wireless Regional Area Network (WRAN) uses unused or white spaces within the television bands between 54 and 862 MHz. Search the web to answer the following.

a) What is the standard family of WRAN? (2 Marks)
b) What is the bandwidth of WRAN? (1 Mark)
c) What is the user capacity for both downlink and uplink of WRAN? (2 Marks)
d) What is the maximum distance of WRAN? (1 Mark)
e) What is the maximum delay speard in µs of WRAN? (1 Mark)
f) What is the topology used in WRAN? (1 Mark)
g) List three applications of WRAN? (3 Marks)
h) List two references you used to answer the above parts of question two. (Wikipedia is not counted) (2 Marks)