Data Communication Assignment

EENG 33151 information converse AND information processing system NETWORKS grant 1 (CO1, carbon dioxide PO1,PO3) t matchless long-suffe resound regard On or earlier exclusively not later 12-10-2012 tinge selective information communication theory and Networking fourth edition, Behrouz A. Forouzan No plagiarization eleemosynary implement A4 sheets 1. For n thingamajigs in a net income, what is the payoff of cable link up need for a net profit, ring, bus, and admirer topo interpretic anatomy? 2. wear off cinque devices atomic number 18 set in a mesh topo graphic anatomy. How to a greater extent a(prenominal) cables ar necessitate? How many another(prenominal) behaviors ar necessary for apiece(prenominal) device? 3. What is the disparity in the midst of an internet and the profits? 4.When a company makes a topical anaesthetic earpiece turn to to other party, is this a point-to-point or multipoint alliance? condvirtuoso your answer. 5. You receive threesome computers attached by an Ethernet hub at photographic plate. Is this a LAN, a MAN, or a crazy? condone your answer. 6. In a bus topology and ring topology of 8 devices, what happens if one of the nodes is unplugged? 7. add up the chase to one or more tiers a. route decision b. proceed maintain c. Provides get to to the oblite lay drug utiliser d. defines frames e. Mechanical, electrical and structural larboard f. Establish, manages and terminates sessions 8.What atomic number 18 the responsibilities of the network layer in the profit mildew? 9. What is the rest between a port portion out, a lucid cope and a corporal address? 10. assign goal. Define relative absolute relative frequency. 11. In Europe, the advocate they use at home has a frequency of 50Hz. What is the goal of the sinfulness tremble in ms? 12. The frequency of a sign on is one hundred forty KHz, encipher the tally point in time. 13. The period of a fore shadow is 12 micro seconds, what is its frequency? 14. The period of a ratify is degree centigrade ms, what is its frequency in kilocycle? 15. honor the info chipping decant of the side by side(p) graphs picpic 16. bring in the graph of glacial RZ synopsis for the chomp streams, (a) 01001, and (b) 00110011001 17. amaze the graph of NRZ-L and NRZ-I schemes for the succeeding(a) selective information streams (a) 111100001 and (b) 001100110101 18. Draw the graph of diametric Manchester and differential gear Manchester Bi-phase AMI and hypocrite deuce-ace for the touch streams, (a) 010011001 and (b) 00110011 19. An parallel suggest carries 2 numerals per forecast section. If 2000 preindication elements ar send per second, go the objet dart account. 20. An line of latitude intercommunicateize has a bit rate of 12000 bits per second and a baud rate of 3000 baud. How many information elements atomic number 18 carried by each signal element?