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Data Manipulation
Explain What is Data Manipulation?
mudanya
- Apr 13th, 2015
Data manipulation is resorting, rearranging and otherwise moving the data without fundamentally changing it
gym.prathap
- Sep 21st, 2012
It depends
For Database, Data Manipulation refers to Data Manipulation Language. INSERT, UPDATE & MODIFY statements
For Programming Languages, Data Manipulation refers to CRUD
C-Create, R-Read, U-Update, D-Delete.
Data can be stored in memory, files, XML or databases
wisentechnologies -
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Object to generate XML
What are the various methods provided by the dataset object to generate XML?
Note:- XML is one of the most important leap between classic ADO and ADO.NET.So this question is normally asked more generally how can we convert any data to XMLformat. Best answer is convert in to dataset and use the below methods.
vReadXMLRead’s a XML document in to Dataset.
vGetXMLThis...shamsa.kanwal
- Jan 15th, 2014
GETXML
Lokesh M
- Jan 7th, 2013
DataSet object provides the following methods to generate XML:
ReadXML
WriteXML
GetXML -
What exactly happens when ASPX page is requested from Browser?
Following are the steps which occur when we request a ASPX page :-
vThe browser sends the request to the webserver. Let us assume that the webserver at the other end is IIS.
vOnce IIS receives the request he looks on which engine can serve this request.When I mean engine means the DLL who can parse this page or compile and send a response back to browser. Which request to map to... -
How can we fine tune the command object when we are expecting a single row or a single value ?
Again CommandBehaviour enumeration provides two values SingleResult and SingleRow.If you are expecting a single value then pass “CommandBehaviour.SingleResult” and the query is optimized accordingly, if you are expecting single row then pass“CommandBehaviour.SingleRow” and query is optimized according to single row.
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What is the use of command objects and what are the methods provided by the command object ?
They are used to connect connection object to Datareader or dataset. Following are the methods provided by command object ExecuteNonQuery :- Executes the command defined in the Command Text property against the connection defined in the Connection property for a query that does not return any row (an UPDATE, DELETE or INSERT). Returns an Integer indicating the number of rows affected by the query.ExecuteReader...
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Calling Web Service via Browser
If a browser is used to call a web service directly from .aspx page without calling a proxy, what is returned?
Avi Tiwari
- Oct 14th, 2012
When the user hits the URL for a webservice on the browser, all the web methods inside the web service are displayed as links. The user can click on any of the web method, then it asks to enter the pa...
arun.12
- May 1st, 2012
The browser will give the wsdl i.e webservices description what the mehtods it contains and what parameters required
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What is difference between shared assembly and web service?
GAURAV GUPTA
- Aug 25th, 2012
Webservices can be accessed by any system from any place across the world. While shared services can be accessed from any where but for a same attribute
albu77
- Jun 1st, 2009
The shared assembly is intended to allow several app on one machine, where the shared assembly is located in the GAC.When we speak about WebService there is a notion of distributed architecture, you can use method or service which could be located on your machine or somewhere else.
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Quorum Disk
What is Quorum Disk or partition in clustering?
vignesh
- Jul 26th, 2012
A quorum disk or partition is a section of a disk that's set up for use with components of the cluster project. It has a couple of purposes
Sandhya.Kishan
- Jul 5th, 2012
A quorum is the minimal number of votes that is needed in a cluster, usually the majority. So if we have 3 nodes in a cluster, that means we have a total of 3 votes in the cluster and we will need a m...
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Protected Class in Assembly
What is assembly in .NET and What do you mean by protected class always present in the same assembly?
Sandhya.Kishan
- Jul 17th, 2012
The .NET assembly is a standard for the components built with Microsoft.NET.Assemblies can be executable (.exe) or non executable such as .dll(dynamic link library). There are two kind of assemblies ...
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What are the features of asp.net 4.0?
Sandhya.Kishan
- Jun 21st, 2012
Some other features of ASP.Net 4.0 are
1.Permanently Redirecting a Page
2.Better control of the ViewState
3.Chart control
4.Html Encoded Code Expressions
5.Better validation model (ASP.NET MVC)
dhivyapriyab
- Jun 20th, 2012
1.output cache extensibility
2.session state compression
3.routing in asp.net
4.increased URL character strength
5.new syntax for Html Encode
6.View State mode for individual controls -
Pre Order Binary Tree Traverse
Design a conventional iterative algorithm to traverse a binary tree represented in two dimensional array in preorder.
puzzlu
- Sep 21st, 2010
Binary tree in 2 dimensional array?Here is the solution for binary tree in link list as node
{int info;node *left;node *right;};preOreder(node * Tree){push(tree);while(stack is not empty){myNode= pop();print myNode->info;push(node->right);push(node->left);}} -
What is difference between internaldtdand externaldtd
jsubha2009
- Nov 28th, 2009
When the Document Type Definition of XML file or document is specified directly in the xml file it is internal DTD. If however it is stored separately in a file with the rules for the xml file it is external DTD. We use the extension .dtd for external DTD. This DTD is like the XML Schema.
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3-Tier 3-Layer Application
What is difference between a 3-tiered application and a 3-layered application?
raja63229
- Oct 21st, 2009
This is very common question asked by couple of companies and I noticed developers usually gets confused about the difference.When we talk about multi-layer, we usually mean an application broken down...
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Tier 3 Microsoft Support Engineer Interview
I just got out of a panel interview at Microsoft. There were three interviewers and me the interviewee. Two of the individuals asked the bulk of the questions and the other took notes. I noticed a distinctive style to each interviewers roles for the interview. One person asked fairly easy straight-forward technique and process questions.The other would ask troubleshooting scenario questions. For example,...
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What is meant by HT in P-IV HT system?
ramaprasanna
- Feb 3rd, 2009
HT - Hyper Threading - It enables a CPU have multiple executional units so that computations happens faster.
Sudhan
- Oct 5th, 2007
This technology states that it can accept multiple thread at one shot which it not possible in normal P4 structure, so the speed increase in HT Proccesor.
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What is COM and DCOM?
Chaitanya Sagar
- Jul 19th, 2007
COM( component object model) is a specification/ guide line document for creating the reusable components.By Com we can achive Language Independent (by implementing Dual interfaces IDispatch for Nonpo...
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Active Directory
What is the name of activedirectory file
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