Biju Patnaik University of Technology 2008-1st Sem M.C.A 5th nternet Technology - Question Paper
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Total number Of printed pages -4 MCA
PCS 5003
Fifth Semester Examination - 2008 INTERNET TECHNOLOGY Full Marks-70
Time:3 Hours
Answer Question No. 1 which is compulsory and any five from the rest
The figures in the right-hand margin indicate marks,
1. Answer the following questions ; 2x10
(a) Describe the difference between circuit switched data network and packet switched data network.
(b) Do routers have IP address ? W so, how many ?
(c) What is subnetting ?
L
(d) Differentiate between authentication and authorization.
(e) Name the three components of a web browser.
(f) What is a proxy server and how is it related to HTTP ?
{g) Differentiate between connection less and connection oriented service.
(h) Which OSJ' layer is responsible for providing end-to-end communications with reliable service ?
(i) How a public key is different from secret IWL key ?
(j) What is the Junction of gateway in Internet ?
2, {a) In a packet switched data network, explain the meaning of
(i) Datagram,
(ii) Virtual Circuit and
(iii) Logical channel. 5 PCS 5008 2 Contd,
(b) Explain the operation of distance vector routing protocol with suitable diagrams,
5
3, Discuss the Internet addressing mechanism. How DNS is useful ? 10
4. (a) Explain the meaning of Virtual terminal,
Network virtual terminal and Pseudo terminat vis-a-vis the TELNET protocol.
5
(b) Show how encryption can be used to obtain message authentication ? 5
5, What is an access network ? Discuss some important access network technologies. Also state the physical media used m such technologies. 10
6. (a) Produce a sketch showing the fields that
make up the header of a TCP segment and explain the function of each field. 5
(b) What is the function of transport iayer ?
5
7 l*i Weriirfy ttfago of IP Wms* spanjQd byOa&sA. ClftftsB andCtoa* C 5
fb) A host #n an or0anizi*iir ha*, ar IP address 1505? 64 3* **d i iUbrn r*- 255 255 ?40 0 What s fr ia4dr<!&& of this subnet 7 Was 'fG rango ot IP Addresses thaft a hosr can hav on this subnet * 5
fi. Wfrte brief notes on new two 5 s?
(a} Infer not teioptony (lb) F,trewail (t) Virtual reality
(d) Intranet
(e) Search Engines
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Attachment: |
| Earning: Approval pending. |
