Q-16 What do you mean by Encryption and Decryption?

Encryption: -

                        Encryption is the process of encoding message or information in such a way that only authorized parties can read it. Encryption does not itself prevent interception but denies the message content to the interceptor.


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By Karan   Pande  in Networking  on 7/10/2015 1:12:34 AM   Read more...


Q-15 List out use of network.

  •  File Sharing
  •  Peripheral Sharing
  •  Internet Connection Sharing
  •  Multi Player Games
  •  Home Entertainment

 


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By Karan   Pande  in Networking  on 7/10/2015 1:04:18 AM   Read more...


Q-14 What are the Limitations of Bus Topology?

Limitations: -

1)      It is difficult to detect and troubleshoot fault at individual station.

2)      Maintenance cost can get higher with time.

3)      Efficiency of bus network reduces as the n...............


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By Karan   Pande  in Networking  on 7/10/2015 1:01:38 AM   Read more...


Q-13 Define RAID?

While a backup is always necessary, an operating system that can both accept and recover from System failure is preferable. This feature is called fault tolerance comes in several forms. The most common implementation of hardware fault tolerance is System known as Redundant Array of Inetpensive disk [RAID].

            RAID comes in many different varieties e...............


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By Karan   Pande  in Networking  on 7/10/2015 12:54:08 AM   Read more...


About Sorted list In VB.NET...

A sorted list is a collection class that  holds a set of key-values pairs.

Namespace:System.Collection

Implementing Interface:ICollection,IDicyionary

 

Characteristics:

  1. A sorted list may not contain duplicate keys.A hash table can have duplicate keys.<...............

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By Karan   Pande  in VB.Net  on 4/1/2015 2:06:14 AM   Read more...


perform insert,update,delete using type dataset in gridview

 

 

Public Class ModifyGridview
    Dim emptable As New DataSet1.empDataTable
    Dim adp As New DataSet1TableAdapters.empTableAdapter
    Private Sub ModifyGridview_Load(ByVal sender As System.Object, ByVal e As System.EventArgs)

Handles MyBase.Load
        DataGridView1.DataSource = emptable<...............


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By Karan   Pande  in VB.Net  on 3/4/2015 2:22:57 AM   Read more...


How to use data reader in vb.net?

Dim objcon As New OleDb.OleDbConnection(WindowsApplication1.My.Settings.db2_2010ConnectionString)
        objcon.Open()
        Dim cmd As New OleDb.OleDbCommand("select * from emp", objcon)
        Dim dr As OleDb.OleDbDataReader = cmd.ExecuteReader()
        While (dr.Read())
         ...............


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By Karan   Pande  in VB.Net  on 3/4/2015 2:16:48 AM   Read more...