Veer Narmad South Gujarat University 2011-4th Sem B.C.A Computer Application SB-1465 Computer Network : 405 ( New ) Second Year ( ) - Question Paper

SB-1465

Second Year B. C. A. (Sem. IV) Examination March / April - 2011 Computer Network : 405

(New Course)

Time : 3 Hours]

Instructions :

(1)

M    CnsLLnlcj.L{l [qoicu    u? snqw <h>h41.

Fillup strictly the details of signs on your answer book.

Name of the Examination :

S. Y. B. C. A. (Sem. 4)

Name of the Subject:

Computer Network : 405

-Subject Code No.:

1 4 6 5

-Section No. (1,2,.....): Nil

(2)    All questions are compulsory.

(3)    Figures on right indicate marks.

1 (a) Answer in brief : (any five)    10

(1)    Define the term, Computer Network.

(2)    Enlist different topologies used in Computer Network.

(3)    What do you mean by Encryption ?

(4)    Explain the concept of client and server.

(5)    Differentiate between Router and Brouter.

(6)    Which protocols are applicable at Application Layer ?

(7)    What do you mean by subnet mask ?

(b) Explain features of different server operating system ? 6

2 Do as directed : (any three)    15

(a)    Explain co-axial cable in detail.

(b)    What are the differences between peer to peer and client-server network.

(c)    Write a note on sharing files and printers over network.

(d)    Explain public-key algorithm.

(1)	Explain bus topology along with its advantages and disadvantages.
(2)	Explain IEEE 802.3 standard in detail.
(3)	Discuss OSI reference model in detail.
(4)	Explain different transmission media used in computer network.
(5)	Explain about switches.
Write notes on : (any three)
(1)	Digital Signature.
(2)	IPX/SPX and UDP.
(3)	Firewall.
(4)	Router and Gateway.

SB-1465]    2    [ 2800 ]

Attachment: veer-narmad-south-gujarat-university-2011-b-c-a-computer-application-28222-1.pdf

Earning:   Approval pending.