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Level 4 company : Explain the project structure and each significance? Write a program to identify whether a given string is palindrome or not using recursion? Program to print the repeated count of characters string str=“hello”; char c; for(int i=0;i<str.length();i++){ int count=0; c=str[i]; for(int j=1;j<str.length();j++){ if(c==str[j]){ count=count+1; } } console.write(c+“has repeated ”+count+”times”); count=0; } and write the above program using linq?

 output of following program and if any errors what should be the correct syntax class baseclass {​​​​​​​​​      public void func1() {​​​​​​​​ Console.WriteLine ("Base Fun1()")​}​​​​​​​​​      public virtual void func2() {​​​​​​​​ Console.WriteLine ("Base Fun2()")​}​​​​​​​​​      public virtual  void func3() {​​​​​​​​​ Console.WriteLine ("Base Fun3()")}​​​​​​​​​ }​​​​​​​​​ class derivedclass :baseclass {​​​​​​​​​      new public void func1() {​​​​​​​​ Console.WriteLine ("derived Fun1()")​}​​​​​​​​​      public override void func2() {​​​​​​​​ Console.WriteLine ("derived Fun2()")​}​​​​​​​​​      public new void func3() {​​​​​​​​ Console.WriteLine ("derived Fun3()")​}​​​​​​​​​ }​​​​​​​​​ class Program {​​​​​​​​​      static void Main(string[] args)      {​...

Common Questions: What is Reflection? What is data integrity In SQL Server? Different types of relationships in SQL Server? Different b/w Union, Union All, Minus, Intersect? When we use the method overloading concept in c#? Real-time example for oops concepts? Why we go for Interfaces when we have abstract Classes? (Note: Provide Reason other than multiple inheritances, and abstraction concept). What is the Bundling and Minification Concept? What are the different options available in google chrome developer tools? Can we call the same request again from the network tab in the google chrome developer tab? What are ACID properties in SQL Server? What is CTE? Where we can use it and why? What are the components of ado.net? Types of Cookies in MVC and how the memory allocated? Diff. b/w array.clone() and array.copyto()? Why we need relations in SQL? Diff. b/w Task and Thread? How do you implement dependency injection in MVC .net standard f/w? Async and Await? Task and Task<T>? Diffe...

  ALTER PROCEDURE [dbo].[SP_UPDATEUSERLEVEL] @Userid INT AS BEGIN Declare @CountOfUserReportedTweets INT Declare @LevelBadgeId INT SET @CountOfUserReportedTweets=(select count(*) from OnGoingReports where UserId=@Userid) --CHECKS WHETHER THE LEVEL EXIST OR NOT IF EXISTS(select Top 1 * from LevelBadge where NoofTweets<=@CountOfUserReportedTweets order by NoofTweets desc) BEGIN --IF LEVEL EXISTS UPDATE OR INSERT WITH THAT LEVEL ID SET @LevelBadgeId=(select Top 1 Id from LevelBadge where NoofTweets<=@CountOfUserReportedTweets order by NoofTweets desc) IF EXISTS(select * from UserLevel where UserId=@Userid) BEGIN UPDATE UserLevel SET LevelBadgeId=@LevelBadgeId WHERE UserId=@Userid END ELSE BEGIN INSERT INTO UserLevel(UserId,LevelBadgeId) VALUES (@Userid,@LevelBadgeId) END END ELSE BEGIN --IF NO LEVEL EXISTS THEN INSERTING DEFAULT LEVEL IF EXISTS(select * from UserLevel where UserId=@Userid) BEGIN UPDATE UserLeve...

 ALTER PROCEDURE [dbo].[SP_GETUSERPROFILE] @UserId int AS BEGIN --checks whether user reported any tweet or not IF EXISTS(SELECT * FROM OnGoingReports WHERE UserId=@UserId) BEGIN --if user already reported tweets then gets the user details and rank select UserId,UserName,Name,UserReportedTweetCount,Rank      from  (select UserId,UserName,Name,UserReportedTweetCount,ROW_NUMBER() OVER(ORDER BY UserReportedTweetCount desc) AS Rank  from      (select ogr.UserId,uc.UserName,Name,Count(*) UserReportedTweetCount from UserCredentials uc       inner join OnGoingReports ogr       on       ogr.UserId=uc.UserId        GROUP BY ogr.UserId,uc.Name,uc.UserName) as TopList ) as UserRank      where UserId=@UserId END ELSE BEGIN --if user not reported any tweets then it get the default value as 0 and rank based on tweets reported select UserId,UserName,Nam...

 ALTER PROCEDURE [dbo].[SP_GETTWEETSBYTOPIC_REPORTEDSTATUS] @TopicId INT, @UserId INT AS BEGIN select distinct tw.TweetId,tw.Id,tw.CreatedOn, tw.TwitterHandle,tw.TwitterProfileLink,tw.Tweet,tw.TweetedOn,tw.Rating, tw.NoofComments,tw.NoofLikes,tw.NoofReTweets,tw.IsActive, (select case when ogr.userid IS NOT NULL and ogr.TweetId IS NOT NULL then CAST(1 AS BIT) else CAST(0 AS BIT) end as isreported ) IsReported from tweets tw inner join tweettopic tt on tt.twtid=tw.id left join ongoingreports ogr on ogr.TweetId=tw.TweetId and ogr.UserId=@UserId where tt.TopicId=@TopicId and tw.IsActive=1 and  (UPPER(tw.Rating)='NEGATIVE' OR UPPER(tw.Rating)='FALSE') END