This is a classic probability puzzle and many puzzles are based on this logic. If the person picks up two socks then there is a possibility of them being different in colour. If he picks up three socks then they are guaranteed red or white. So the minimum number of socks required are three (3).

You can also find related Interview Question to
A person has 14 red socks and 14 white socks in a drawer. What is the minimum number of socks that he should take to get a correct pair?
below:

2. Each Cow has 2 eyes and 4 legs and each bird has 2 eyes and 2 legs. Lets call each eye as x and each leg as y. Also each bird is n and each cow is m so: n(2x+2y) + m(2x + 4y) = 172x + 344y 2x (n+m) + 2y(n+2m) = 172x + 344y (n+m) = 86 and (n+2m) = 172 n = 86 - m 86 - m + 2m = 172 or m = 86 This implies n = 0. The owner has 0 birds and 86 cows. (More...)

A revision and build number in an assemblies is called Version Number.

There are Major and Minor Version number in an assembly. you can change this version number in assemblyinfo.cs file usually version number looks like this in assemblyinfo.cs 1.0.*

The common language run time uses these numbers to enforce version policy. (More...)

To find the difference of the days, here we have used Subtract method. The Subtract method does not take start date into consideration. Hence, to get the exact number of days for the date range we need to add one more day to the result.

Response.Write("Number of Days : " + DayDifference.Days+1); (More...)

Find questions, FAQ's and their answers related to .NET, C#, Vb.Net, Sql Server and many more.

Now you can find lots of .NET, C#, Vb.Net, SQL Server,Windows, ASP.Net related Questions and their Answers here at www.dotnetspark.com. Our aim is to help you pass your certification Exams (MCP, MCSD, MCAD etc.,) with flying scores and get good name in your company.

So, Start looking our Interview Question section daily and improve your .NET Skills. You can also help others by posting Interview Questions and their Answers in this section.

## Minimum number of queues needed to implement the priority queue?

(More...)