WPF.Net Mock Test, Dot Net Question and Answers, .NET MCQ, Quiz

[CODE]show user;[/CODE] This comment will give you the details about the user who is currently logged in.

The related Columns of the tables are called as a Cluster Key. The cluster key is the indexed using a cluster index and its value is stored only once for multiple tables in cluster.

[CODE]Select table_name, index_name from user_constraints. [/CODE] The user_constraints will have all the list of details like which table mapped to which constraints.

[B]NetTcpBinding [/B] – Communication between WCF applications across computers. Supports duplex contracts and transactions. [B]NetMsmqBinding [/B] – Communication between WCF applications by using queuing. Supports transactions. [B]WSHttpBinding [/B] – Web services with WS-* support. Supports transactions.

MDX is an extension to the SQL language which Microsoft utilizes to query and script access to multidimensional data. You can use MDX queries to get at data stored in a SQL Server Analysis Server cube by bringing back facts based on dimensions with hierarchies.

Because null always not equal to another null. Null is consider to be a memory reference. So each null will take different reference ID. So NULL will be not equal anytime.

The setTimeout(a, b) global function is used to run callback a after at least b milliseconds. The actual delay depends on external factors like OS timer granularity and system load. A timer cannot span more than [B]24.8 days.[/B]

npm stands for Node Package Manager. npm provides following two main functionalities: Online repositories for node.js packages/modules which are searchable on search.nodejs.org Command line utility to install packages, do version management and dependency management of Node.js packages.

The Literal control is used to display text on a page. The text is programmable. This control does not let you apply styles to its content.

Both are the same. Both are derived from System.Int.32 for shorter format we make it as Int. Int32 to specify it was 32bit but by default also it was 32 bit.

The [B]CAS [/B] security policy revolves around two key concepts – [B]code groups and permissions[/B] . Each .NET assembly is a member of a particular code group, and each code group is granted the permissions specified in a named permission set

There are two types of authentication are ?Windows authentication ?Forms authentication ?Passport authentication

Data set is the root component in the Disconnected Data Access Architecture. It is an in memory data structure that holds multiple tables, their relations etc. We can perform CRUD on a data set.

Four times of REVERSE gives the output as “56728745MNO”. The first occurrence of M is at position 9.

The answer is 30. It is the addition of two numbers. Two times of minus becomes plus. So 20 -(-10) will be 20 + 10 = 30.

Here we are performing a like search for the characters H,A,U. So we found of H in ‘OTHELO’, A in ‘MAC’ and U in ‘Unision’. Important point to note here is that we can specify the range inside the Like operator.

“==” is the equality operator that determines if the two strings are equal. e.g. string x = “hello”; string y = “hello” Console.WriteLine( x == y ? “Equal”:”Not Equal”); [] is the indexer and cannot be use for comparison. @ is the operator which by passes any special characters e.g. var x = @”C:\myfolder\text.txt” || is the relational OR operator and not a comparison operator.

It can be achieved by using a semicolon.

A catalog of directions within braces consisting of property, colon and value is called declaration block.

World Wide Web Consortium maintains the CSS specifications. They maintain the CSS even the older version to support the project which are mapping the old one.