Interview Q&A - Referbruv

HttpHandler vs HttpModule – What is the simple difference?

December 24, 2023
Interview Q&A

Both HttpHandler and HttpModule are core to the ASP.NET MVC framework. In .NET Core applications, these are replaced by Middlewares

Simple way to join multiple async calls in C#

December 24, 2023
Interview Q&A

Mark the method as async to take the execution to a separate thread. The method returns a Task which represents the process that the method is executed on.

What are the types of SQL commands – Complete

December 19, 2023
Interview Q&A

What are the different types of commands in SQL, divided based on the type of operation they perform with simple explanation.

PRIMARY KEY and UNIQUE: What is the difference?

December 19, 2023
Interview Q&A

A column is called a PRIMARY KEY if it uniquely identifies a specific row in a table of multiple rows. A UNIQUE key is a constraint applied on a column.

Clustered vs Non-Clustered Index: What is the simple way?

December 19, 2023
Interview Q&A

What are the major differences between Clustered Indexes and Non-Clustered Indexes, with examples, that you must know in SQL.

What is the full syntax of a SELECT query?

December 19, 2023
Interview Q&A

The SELECT command is a SQL (Structured Query Language) statement used to retrieve data from one or more tables in a database.

RANK, DENSE_RANK, ROW_NUMBER: what is the simple difference?

December 19, 2023
Interview Q&A

What are RANK, DENSE_RANK and ROW_NUMBER in SQL Server? What are the differences between them and how to use them? Explain in simple terms.

What is the difference between Finally and Finalize?

December 18, 2023
Interview Q&A

Finally is a block that is used within exception handling. Finalize is a method in conjunction with the Garbage Collection.

What is the difference between KILL and STOP commands?

December 18, 2023
Interview Q&A

docker STOP command issues a SIGTERM signal to the main process running within the container, while KILL command issues a SIGKILL signal to the process