أسواق
25-07-2014, 04:31 PM
حل واجبات الجامعة العربية المفتوحة
اتصل : O544321455 - OO966544321455
واتس اب: 966544321455+
ايميل : a_al_shora@hot mail.com
سكايبي : a_al_shora
حل واجب 0.5.4.4.3.2.1.4.5.5 الجامعة العربية المفتوحة
حل واجبات الجامعة العربية المفتوحة O54.4.3.2.1.4.5.5 - OO96654.4.3.2.1.4.5.5
ايميل : a_al_shora @ h.o.t.m.ail.c.o.m
سكايبي: a_al_shora
واتس اب: OO96654.4.3.2.1.4.5.5
Arab Open University
Faculty of Computer Studies
Computing and Information Technology Department
T175A: Networked living: Exploring Information and Communication technologies
Tutor-Marked Assignment 01
Question One (6 marks)
The following figure shows a network which consists of a Wired LAN connecting the workstations of the employees and the shared printer. At the same time the wired LAN has access points to support the WiFi technology.
Laptops enclosed in green loop uses the WiFI technology while devices enclosed in blue loop uses Bluetooth and the ones in the pink loop are part of the wired LAN.
Draw a full block diagram for the system showing all the devices and types of networks. (Do not write the processes)
(6 marks)
Question Two (10 marks)
a) (d on Block 2 Part 3 Session 2)
Using the following table, find out the alent frequency in MHz for 5.53 ZHz and write the final answer in scientific notation and rounded to 2 significant digits.
(4 marks)
b) (d on Block 2 Part 3 Sessions 2 and 3)
Estimate how many times larger the frequency of 8 x 1012 GB is, compared to the frequency of 4 X 105 KB. (Use short cut method while doing the calculation)
(3 marks)
c) (d on Block 2 Part 3 Session 6)
Estimate the duty cycle of device that typically connects to a network and transmits for 29 ms in every 2 second.
(3 marks)
Question Three (4 marks)
In Block 2 Part 3 Session 3 you learnt about network topologies (bus, mesh, star), there are other topologies tree a ring.
Tree Network
Ring Network
a) Using resources, List
• The main protocol used.
• One advane.
• One problem.
For each of the tree and ring networks.
(3 marks)
b) List Two URLs of the pages you used. (Wikipedia is not counted)
(1 mark)
حل واجبات الجامعة العربية المفتوحة
اتصل : O544321455 - OO966544321455
واتس اب: 966544321455+
ايميل : a_al_shora@hot mail.com
سكايبي : a_al_shora
حل واجب 0.5.4.4.3.2.1.4.5.5 الجامعة العربية المفتوحة
حل واجبات الجامعة العربية المفتوحة O54.4.3.2.1.4.5.5 - OO96654.4.3.2.1.4.5.5
ايميل : a_al_shora @ h.o.t.m.ail.c.o.m
سكايبي: a_al_shora
واتس اب: OO96654.4.3.2.1.4.5.5
اتصل : O544321455 - OO966544321455
واتس اب: 966544321455+
ايميل : a_al_shora@hot mail.com
سكايبي : a_al_shora
حل واجب 0.5.4.4.3.2.1.4.5.5 الجامعة العربية المفتوحة
حل واجبات الجامعة العربية المفتوحة O54.4.3.2.1.4.5.5 - OO96654.4.3.2.1.4.5.5
ايميل : a_al_shora @ h.o.t.m.ail.c.o.m
سكايبي: a_al_shora
واتس اب: OO96654.4.3.2.1.4.5.5
Arab Open University
Faculty of Computer Studies
Computing and Information Technology Department
T175A: Networked living: Exploring Information and Communication technologies
Tutor-Marked Assignment 01
Question One (6 marks)
The following figure shows a network which consists of a Wired LAN connecting the workstations of the employees and the shared printer. At the same time the wired LAN has access points to support the WiFi technology.
Laptops enclosed in green loop uses the WiFI technology while devices enclosed in blue loop uses Bluetooth and the ones in the pink loop are part of the wired LAN.
Draw a full block diagram for the system showing all the devices and types of networks. (Do not write the processes)
(6 marks)
Question Two (10 marks)
a) (d on Block 2 Part 3 Session 2)
Using the following table, find out the alent frequency in MHz for 5.53 ZHz and write the final answer in scientific notation and rounded to 2 significant digits.
(4 marks)
b) (d on Block 2 Part 3 Sessions 2 and 3)
Estimate how many times larger the frequency of 8 x 1012 GB is, compared to the frequency of 4 X 105 KB. (Use short cut method while doing the calculation)
(3 marks)
c) (d on Block 2 Part 3 Session 6)
Estimate the duty cycle of device that typically connects to a network and transmits for 29 ms in every 2 second.
(3 marks)
Question Three (4 marks)
In Block 2 Part 3 Session 3 you learnt about network topologies (bus, mesh, star), there are other topologies tree a ring.
Tree Network
Ring Network
a) Using resources, List
• The main protocol used.
• One advane.
• One problem.
For each of the tree and ring networks.
(3 marks)
b) List Two URLs of the pages you used. (Wikipedia is not counted)
(1 mark)
حل واجبات الجامعة العربية المفتوحة
اتصل : O544321455 - OO966544321455
واتس اب: 966544321455+
ايميل : a_al_shora@hot mail.com
سكايبي : a_al_shora
حل واجب 0.5.4.4.3.2.1.4.5.5 الجامعة العربية المفتوحة
حل واجبات الجامعة العربية المفتوحة O54.4.3.2.1.4.5.5 - OO96654.4.3.2.1.4.5.5
ايميل : a_al_shora @ h.o.t.m.ail.c.o.m
سكايبي: a_al_shora
واتس اب: OO96654.4.3.2.1.4.5.5