Videos (504) - Page 1

Tableau Step by Step Tutorial (for beginners). 

In this tutorial we will try to understand about Tableau from scratch to advanced. Below are the given chapters we will go through step by step:- Chapter 1 : What is Tableau ? Chapter 2 : Features of Tableau ? Chapter 3 : Installation of Tableau Desktop/Public ? Chapter 4 : Creating our first visualization & exploring user-interface of tableau, Data Source Page, Table Relationship, Sheets, Dashboards, Story, Side Bar, Shelves ? Chapter 5 : What is BI, Dimensions and Measures ? Chapter 6 :What is Data Blending ? Chapter 7 : View Data, Data Types, Sort, Column Formating ? Chapter 8 :Saving Tableau Project and Publishing to Tableau Public Server ? Chapter 9 : Live vs Extract in Tableau ? Chapter 10 : Difference Between Discrete and Continuous ? Chapter 11 : Understanding Aggregation and applying same in Visualization ? Chapter 12 : Embedding and Exporting visualization as image, PDF, PowerPoint, Web embed? Chapter 13 : Working with multiple fields, aliases, colors ? Chapt ...

C# Garbage Collector Interview Questions and Answers 

This 1 hour video will walk you through the essential questions with interview perspective on Garbage Collector in C# with code examples - Question 1 : - Explain Garbage collector (GC)? Question 2 :- How does Garbage collector know when to clean the objects ? Question 3 :- Is there a way we can see this Heap memory ? Question 4 :- Does Garbage collector clean primitive types ? Question 5 : - Managed vs UnManaged code/objects/resources? Question 6 :- Can garbage collector clean unmanaged code ? Question 7 :- Explain Generations ? Question 8 :- What is GC0,GC1, and GC2 ? Question 9 :- Why do we need Generations ? Question 10 :- Which is the best place to clean unmanaged objects ? Question 11 :- How does GC behave when we have a destructor ? Question 12 :- What do you think about empty destructor ? Question 13 :- Explain the Dispose Pattern? Question 14 :- Finalize vs Destructor ? Question 15 :- What is the use of using keyword ? Question 16 :- Can you force Garbage coll ...

Learn Power BI Step by Step from scratch in 2 Hours 

This is a dedicated tutorial for Power BI beginners who are looking to boost their career in business analytics. Microsoft Power BI is a Business Intelligence tool and with the help of this video you can get started with Step by Step learning starting right from very basic concepts - Chapter 1:- What is Business Intelligence, Power BI and Why Power BI ? Chapter 2:- How to Download and Install Power BI Chapter 3:- Interface Tour of Power BI Desktop Chapter 4:- Connecting to Text/CSV Source File Chapter 5:- Power Query Editor : Shaping up CSV Data, Working with Applied Steps, Renaming Data Table, Headers and Removing Blank Rows, Error Data, Replacing Values. Chapter 6:- Loading Multiple Data : Excel Data with CSV Data. Chapter 7:- Creating Duplicating Columns For Creating Relationship in Data Model. Chapter 8:- Loading and Formatting Data in Stacked Bar Visual, Creating & Duplicating Pages Chapter 9:- Working with Clustered Bar Chart, Pie Chart, Line Chart and Funnel Chart ...

Learn Azure DevOps Step by Step (for Beginners) 

This 2 Hours of tutorial is purely dedicated for understanding basic fundamentals and practical in detailed manner where following lessons are explained - Chapter 1:- Opening Azure Devops account and creating project. Chapter 2:- Devops Fundamentals and EIGHT structure life cycle of Devops. Chapter 3:- Accessing Azure devops project from Azure portal. Chapter 4:- Understanding Organization,Project structure. Chapter 5:- Understanding Private and Public project. Chapter 6:- Mapping Boards,Repos,Pipelines,Testplan & Artifacts with Devops life cycle. Chapter 7:- Revising the five important elements of Azure devops. Chapter 8:- Step 1 The planning phase :- Understanding Boards and work items. Chapter 9:- Step 2 Execution :- Checking Simple MVC project code, Cloning, Commit,Synch in Azure repos. Chapter 10:- Revising Azure devops life cycle using the 5 important elements. Chapter 11:- Flattening the Azure devops life cycle diagram. Chapter 12:- Defining and Understan ...

Aggregation vs Composition vs Association in C# 

This video contains 6 important questions with solution on 3 Major topics of C# :- Question 1 :- What are the different types of "USING/HAS A" relationship ? Question 2 :- What is a composition relationship ? Question 3 :- Explain Aggregation ? Question 4 :- Explain Association ? Question 5 :- Differentiate between Composition vs Aggregation vs Association ? Question 6 :- UML Symbols for Composition, Aggregation and Association

Microsoft BI Interview Questions and Answers(for beginners and experienced). 

20 Top MSBI Questions for Interview Preparation with theory and practical :- Question 1: What is ETL Process with example? Question 2: Difference between control flow and data flow in SSIS? Question 3: Explain the architecture of SSIS? Question 4: Explain the types of Perfmon counters for SSIS? Question 5: Explain the types of Cache Mode in SSIS Lookup component? Question 6: SSIS Variables vs Parameters? Question 7: How to Schedule SQL Server Integration Services (SSIS) Package? Question 8: How to pass variable as a parameter in Execute SQL Task SSIS? Questions 9: How to send mails in SSIS? Questions 10: SSIS Pivot and Unpivot? Question 11: What is Aggregation in SSAS? Question 12: What are Partitions in SSAS? Question 13: Explain Types of SSAS Storage Modes? Question 14: SSAS Relationships Types? Question 15: Named calculation vs Named query in SSAS? Question 16: What are the different data regions in SSRS? Question 17: How to Create Multi Valued Parameterized Repor ...

Differentiate Boxing & Unboxing, Stack & Heap Memory and Value type & Reference Type(C# Interview Questions & Answers) 

This 1 hour of video will take you through some of the tricky and connected questions around the C# concepts - Stack, Heap, Value types, Reference Types, Boxing, Unboxing :- Question 1. Explain stack and Heap ? Question 2. Where are stack and heap stored ? Question 3. What goes on stack and what goes on heap ? Question 4. How is the stack memory address ? Question 5. How is stack memory deallocated LIFO or FIFO ? Question 6. How is memory and values stored primitive and ref ? Question 7. Can primitive data types be stored in heap ? Question 8. Explain value types and reference types ? Question 9. What is byval and byref ? Question 10. Differentiate on copy by value and copy by ref ? Question 11. What is boxing and unboxing ? Question 12. Is boxing unboxing good or bad ? Question 13. Can we avoid boxing and unboxing ? Question 14. What effect does boxing and unboxing have on performance ? Question 15. Are string allocated on stack or heap ? Question 16. How many stack ...

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Angular Step by Step Tutorial for beginners 

This 2 hours of tutorial will help you understand the basic concepts in Angular that can be implemented in real-time project. It covers 10 Parts as listed out below - Part 1 :- Introduction ( 5 minutes) What is Angular ? Pre-requisite for Angular Part 2 :- Installation ( 25 minutes) Downloading VS Code. VS Code vs Visual studio. Installing VS Code (64 bit and 32 bit). Running VS Code and Admin rights. VS Code open folder ,Trust ,Explorer and Terminal. Installing / Downloading Nodejs & different versions. Checking node version (node -v) Checking version of Node package manager(npm) Checking node commands from VSCode Power Shell vs Command Prompt Installing and checking Angular CLI Creating Project using ng new Running project using ng serve Common Errors during installation. Installation Summary. Part 3 :- Understanding Node and NPM (15 minutes) What is Node ? Understanding the V8 Chrome engine. Running a simple JS code using node. Understanding NP ...

C# Interview Questions - What is IEnumerable and when to use it in C# ? 

In this video we will look into the concepts of IEnumerable Interface, when and where we can use IEnumerable in CSharp.

Abstraction VS Abstract Classes (C# Interview Question). 

This video explains what exactly is Abstraction & Abstract Class in C# with code demo. Will also show how you can answer to this question in your interview.

Top 20 MySQL Interview Questions & Answers (for beginners & experts) 

Q1 : Explain Normalization & Denormalization? Q2 : Explain 1st,2nd and 3rd Normal Form in MYSQL Database Normalization? Q3 : Primary Key vs Foreign Key? Q4 : Primary Key vs Candidate Key vs Unique Key? Q5 : What is a trigger? How you can create a trigger in MYSQL? Q6 : Explain Transactions and How to Implement it in MYSQL? Q7 : What is an index? How can an index be declared in MYSQL? Q8 : What is the view? How can you create and drop view in MYSQL? Q9 : Explain Inner Join? Q10 : Explain Left Join? Q11 : Explain Right Join? Q12 : Explain Cross Join? Q13 : MYSQL Union vs Union All? Q14 : What are MYSQL Aliases? Q15 : Explain MYSQL Subquery? Q16 : Blob vs Text data types in MYSQL? Q17 : CHAR vs VARCHAR data types? Q18 : What are the differences between InnoDB and MyISAM engines? Q19 : What are some of the common MYSQL COMMANDS? Q20 : What are aggregate functions in MYSQL?