Thursday, January 5, 2012

window operating exam's (Microsoft Certified)

                                              This exam is to be an MTS certified

1> 70 - 680 -- Microsoft window installing, managing, configuring client. ==> For MTS CERTIFICATION.
                                                   Microsoft technologies specified


   This exam have various Microsoft programing  as given below 

 2> 70 - 640 -- Active Directories
 3> 70 - 642 -- Network Infrastructures
 4> 70 - 646 -- Application
 5> 70 -646 -- Server Administrator
         
                                             These 4 exams creates n data base of an Netwotworking

==> NETWORK CHANNEL'S

          #Concept
         #Type of Networking
          1. LAN
          2. WAN
          3. CAN
          4. JAN
          5> MAN
          #Device
          1. SWITCH
          2. HUB
          3. ROUTER
          4. BRIDGE
          #ARP pro for case
          #Cable
          1. STP
          2. UTP
          3. FILER
          4. COAXIAL
          #Ping & ping message 
          #can card status
          #OSI modal
          #Network Topologies
          #IP Address

   What is networking => when we connect two or more than two computer connected with each other by using a communication media called networking.
                                                          OR  
                        Connecting two PC to transfer their data.

 Types of networks are as given below points -->
1> LAN => Local Area Network (within a room)
2> WAN => Wide Area Networking (in one country or through all work)
3> CAN => Campus Area Networking (only in one campuses or field )
4> SAN => Storage Area Networking (data storage purpose)
5> MAN => Metropolis Area Networking
6> JAN => Joint Area Networking  

                                     What is INTERNET?
   
              A global computer network providing a verity of Information & Communication facilities , consisting of Interconnected Network using Standardized Communication Protocol .

           -> It is a part of WAN            -> As well as part of public area network

                                                       OR
           Internet is the global system of interconnected computer network that used the standard internet protocol suite to survey billion of user worldwide.

                                      What is INTRANET?
      It represents local area network or restricted communication network.

                                              HUB ---- Half Duplex Device
            Hub is connecting device, which is used to connected computers with each other using any communication media. It acts a central device. It works on the first layer of the OSI layer called physical layer. So it is completely broadcast device.
                                                 Working Types are -
                                                  I Broadcasting - To all
                                                  I Unicasting - To one
                                                  I Multicasting - More than one but not al

       Disadvantage:-
 1> Concussion of bandwidth is more
 2> Slow speed of the network
 3> Data collision
 4> Shared memory


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