Computer Networks and Communication online coaching

Index for Computer Networks and communication  

MAIN INDEX

08-01-2013

  

1)      Definition

2)      History

3)      Network classification

a)      Based on transmission technology

i)        Broadcast Networks

ii)       Point-to-pointnetworks

b)      Based on scale

i)        Local Area Network

ii)       Metropolitan Area Network

iii)     WideArea Network

4)       Internet

5)      Topologies

a)      BUS

b)      Ring

c)      Star

d)      Tree

e)      Mesh 

09-01-2013 

6)      LayeredNetwork Architecture

 7)      OSILayers

a)      Physical layer

b)      Data link layer

c)      Networklayer

d)      Transport layer

e)      Session layer

f)        Presentation layer

g)      Applicationlayer

8) TCP/IP Reference Model

Question discussion

10-01-2012

9)      Switching

a)      Circuit switching

i)        Space division swiching

ii)       Timedivision switching
B)      Message switching

c)      Packet switching

i)       Data gram

ii)       Virtual circuit

(1)   SVC

(2)   PVC

10)  Public switched network

11-01-2013

11)  SONET

12)  X.25

13)  Frame relay

14)  ATM

Question discussion 

13-01-2013

 
15)  Internetprotocol
            a) IPv4
            b) IPv6

16)  ARP

17)  NAT

18)  Congestion control algorithms

a)      Open loop

b)      Closedloop

14-01-2013

19) Character oriented and bit oriented protocols
         a) Bit stuffing
         b) Byte stuffing
19)  Routing algorithms

a)      Shortest path

b)      Flooding

c)      Distance vector

d)      Link state

e)      Hierarchical

15-01-2013

20)  Connecting devices

a)      Repeater

b)      Bridge

c)      Router

d)      Gateways

16-01-2013

   
         22) Datagram

Question discussion

17-01-2013

23)  Fragmentation

25-01-2013
24)  Channel capacity
25)  Transmission media
     a)      Twisted pair cables
    b)      Coaxial cables
   c)      Fiber optic cable

26)  Wireless transmission

a)      Radio

b)      Microwave

c)      Infrared

d)      Light wave and millimeter wave

28-01-2013
27)  Satellite communication
28)  IEEE standards

30-01-2013

29)  Tunneling

31-01-2013

30)  E-Mail architecture 

03-02-2013
31)  Domain Name System -DNS

04-02-2013

32) Analog and digital transmission

06-02-2013
33)  Transmission modes

07-02-2013

34) Multiplexing

08-02-2013
  
35)  Multiple access
a)      ALOHA
b)      CSMA
c)CSMA/CD

09-02-2013
d)Reservation
e)Polling
f)Token Passing

       GATE 2013 Computer Science Questions and  Answer Key 

12-02-2013 
  
     g) FDMA TDMA and CDMA

13-02-2013
       
       36)  Firewalls

14-02-2013

      37)  ISDN

17-02-2013

38)  Cryptography

          a) Modern ciphers
                   1. DES 
                   2. RSA and AES

39)  Sample Question Paper 1
40) Sample Question Paper 2
41) Sample Question Paper 3

Reference
1. Data Communication and Networking, Behrouz  A. Forouzan
2. Computer Networks, Tanenbaum
3. Wikipedia

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