What you'll learn
.NET Interview Preparation
Angular Interview Preparation
Top 200 .NET Interview Questions
Top 100 Angular Interview Questions
Requirements
Basics of .NET
Description
Are you looking for all interview questions for fullstack roles in .NET and Angular??Your search ends here. This course contains 300 most important questions in .NET & Angular.The instructor has more than 14 years of experience in DotNet and Angular and given and taken more than 100 interviews in his career.This course has 3 things in it:1) Top 200 most important questions in .NET with their answers in the video lectures.Here are the topics covered: OOPSC#.NET FRAMEWORKASP.NET MVCASP.NET WEBFORMSENTITY FRAMEWORKSQLDESIGN PATTERNSWEB API.NET CORE2) Top 100 most important questions in Angular with their answers in the video lectures.Here are the topics covered:Angular FrameworkComponents & ModulesData BindingDirectivesDecorator & PipesServices & Dependency InjectionComponent Lifecycle-HooksRoutingObservable\ HttpClient\ RxJSTypescript-BasicsTypescript - OOPSAngular FormsAuthentication/ JWT/ Auth Gurad/ HTTP InterceptorParent Child Components Communication3) Separate PDF books for both Top 500 .NET Interview Questions and Top 100 Angular Interview Questions.This course comes with a 30-day money-back guarantee. If you are not satisfied, you can return it and get all your money back, no questions asked. In other words, you don't risk anything by purchasing this course. You have nothing to lose, and the knowledge you will gain may take your career to the next level.All the best for your interview preparation.
Overview
Section 1: Introduction
Lecture 1 Introduction
Section 2: Section 1 -OOPS & C# Main Concepts
Lecture 2 Introduction
Lecture 3 Q1. What are the main concepts of OOPS? What are classes and objects?
Lecture 4 Q2. What is Inheritance? Why Inheritance is important?
Lecture 5 Q3. What are the different types of Inheritance?
Lecture 6 Q4. How to prevent a class from being Inherited?
Lecture 7 Q5. What is Abstraction?
Lecture 8 Q6. What is Encapsulation?
Lecture 9 Q7. What is Polymorphism and what are its types?
Lecture 10 Q8. What is Method Overloading? In how many ways a method can be overloaded?
Lecture 11 Q9. What is the difference between Overloading and Overriding?
Lecture 12 Q10. What is the difference between Method Overriding and Method Hiding?
Lecture 13 Q11. What are the advantages and limitations of OOPS?
Section 3: OOPS & C# - Abstract Class & Interface
Lecture 14 Introduction
Lecture 15 Q12. What is the difference between an Abstract class and an Interface? V.IMP.
Lecture 16 Q13. When to use Interface and when Abstract class?
Lecture 17 Q14. Why to even create Interfaces?
Lecture 18 Q15. Do Interface can have a Constructor?
Lecture 19 Q16. Can you create an instance of an Abstract class or an Interface?
Section 4: OOPS & C# - General Questions
Lecture 20 Introduction
Lecture 21 Q17. What are Access Specifiers? What is the default access modifier in a class?
Lecture 22 Q18. What is Boxing and Unboxing?
Lecture 23 Q19. Difference between "String" and "StringBuilder"? When to use what?
Lecture 24 Q20. What are the basic string operations in C#?
Lecture 25 Q21. What are Nullable types?
Lecture 26 Q22. Explain Generics in C#? When and why to use them?
Section 5: OOPS & C# - Exception Handling
Lecture 27 Introduction
Lecture 28 Q23. How to implement Exception Handling in C#?
Lecture 29 Q24. Can we execute multiple Catch blocks?
Lecture 30 Q25. What is a Finally block and give an example when to use it?
Lecture 31 Q26. Can we have only "Try" block without "Catch" block?
Lecture 32 Q27. What is the difference between "throw ex" and "throw"?
Section 6: OOPS & C# - Loops & Collections
Lecture 33 Introduction
Lecture 34 Q28. What are the Loop types in C#?
Lecture 35 Q29. What is the difference between "continue" and "break" statement?
Lecture 36 Q30. What is the difference between Array and ArrayList (atleast 2)?
Lecture 37 Q31. What is the difference between Arraylist and Hashtable?
Lecture 38 Q32. What are Collections in C# and what are their types?
Lecture 39 Q33. What is IEnumerable in C#?
Lecture 40 Q34. What is the difference between IEnumerable and IEnumerator in C#?
Lecture 41 Q35 Difference between IEnumerable & IQueryable? Why to use IQueryable for sql?
Section 7: OOPS & C# - Methods & Delegates
Lecture 42 Introduction
Lecture 43 Q36. What is the difference between "out" and "ref" parameters?
Lecture 44 Q37. What is the purpose of "params" keyword?
Lecture 45 Q38. What is a Constructor and what are its types?
Lecture 46 Q39. When to use Private constructor?
Lecture 47 Q40. What are Extension Methods in C#? When to use them?
Lecture 48 Q41. What you mean by Delegate? When to use them?
Lecture 49 Q42. What are Multicast Delegates?
Lecture 50 Q43. What are Anonymous Delegates in C#?
Lecture 51 Q44. What are the differences between Events and Delegates?
Section 8: OOPS & C# - Important Keywords
Lecture 52 Introduction
Lecture 53 Q45. What is "this" keyword in C#? When to use it?
Lecture 54 Q46. What is the purpose of "using" keyword in C#?
Lecture 55 Q47. What is the difference between "is" and "as" operators?
Lecture 56 Q48. What is the difference between "Readonly" and "Constant" variables?
Lecture 57 Q49. What is "Static" class? When to use it?
Lecture 58 Q50. What is the difference between "var" and "dynamic" in C#?
Lecture 59 Q51. What is Enum keyword used for?
Section 9: .NET Framework - Basics & Garbage Collection
Lecture 60 Introduction
Lecture 61 Q52. What are the important components of .NET framework? What are their roles?
Lecture 62 Q53. What is an Assembly? What are the different types of assembly in .NET?
Lecture 63 Q54. What is GAC?
Lecture 64 Q55. What is Garbage Collection(GC)?
Lecture 65 Q56. What are Generations in garbage collection?
Lecture 66 Q57. What is the difference between "Dispose" and "Finalize"?
Lecture 67 Q58. What is the difference between "Finalize" and "Finally" methods?
Lecture 68 Q59. Can we force Garbage Collector to run?
Section 10: .NET Framework - Threading
Lecture 69 Introduction
Lecture 70 Q60. What is the difference between Process and Thread?
Lecture 71 Q61. Explain Multithreading?
Lecture 72 Q62. What is the difference between Threads and Tasks?
Lecture 73 Q63. What is the Async and Await in task?
Section 11: .NET Framework - Others
Lecture 74 Introduction
Lecture 75 Q64. What is Reflection?
Lecture 76 Q65. What is Serialization?
Lecture 77 Q66. What is meant by Globalization and Localization?
Lecture 78 Q67. What are Window Services?
Section 12: SQL - Basics
Lecture 79 Introduction
Lecture 80 Q68. What is the difference between DBMS and RDBMS?
Lecture 81 Q69. What is a Constraint is SQL? What are its types.
Lecture 82 Q70. What is the difference between Primary key and Unique key?
Lecture 83 Q71. What are Triggers and types of triggers?
Lecture 84 Q72. What is a View?
Lecture 85 Q73. What is the difference between Having clause and Where clause?
Lecture 86 Q74. What is Sub query or Nested query or Inner query in SQL?
Lecture 87 Q75. What is Auto Increment/ Identity column in SQL Server?
Section 13: SQL - Joins
Lecture 88 Introduction
Lecture 89 Q76. What are Joins in SQL?
Lecture 90 Q77. What are the types of Joins in SQL Server?
Lecture 91 Q78. What is Self-Join?
Lecture 92 Q79. Write a SQL query to fetch all the Employees who are also Managers.
Section 14: SQL - Indexes
Lecture 93 Introduction
Lecture 94 Q80. What are Indexes in SQL Server?
Lecture 95 Q81. What is Clustered index?
Lecture 96 Q82. What is Non-Clustered index?
Lecture 97 Q83. What is the difference between Clustered and Non-Clustered index?
Lecture 98 Q84. How to create Clustered and Non-Clustered index in a table?
Lecture 99 Q85. In which column you will apply the indexing to optimize this query?
Section 15: SQL - Stored Procedure, Functions & Others
Lecture 100 Introduction
Lecture 101 Q86. What is the difference between Stored Procedure and Functions (at least 3)?
Lecture 102 Q87. How to optimize a Stored Procedure or SQL Query?
Lecture 103 Q88. What is a Cursor? Why to avoid them?
Lecture 104 Q89. What is the difference between scope_identity and @@identity?
Lecture 105 Q90. What is CTE in SQL Server?
Lecture 106 Q91. What is the difference between Delete, Truncate and Drop commands?
Lecture 107 Q92. How to get the Nth highest salary of an employee?
Lecture 108 Q93. What are ACID properties?
Lecture 109 Q94. What are Magic Tables in SQL Server?
Section 16: ASP.NET – MVC - Part I
Lecture 110 Introduction
Lecture 111 Q95. What is MVC (Model View Controller)? Explain MVC Life cycle.
Lecture 112 Q96. What are the advantages of MVC over Web Forms (atleast 3)?
Lecture 113 Q97. What are the different return types of a controller Action method?
Lecture 114 Q98. What are Filters and their types in MVC?
Lecture 115 Q99. What is Authentication and Authorization in ASP.NET MVC?
Lecture 116 Q100. What are the types of Authentication in ASP.NET MVC?
Lecture 117 Q101. What is Output Caching in MVC? How to implement it?
Section 17: ASP.NET – MVC - Part II
Lecture 118 Introduction
Lecture 119 Q102. What is the difference between ViewData, ViewBag & TempData?
Lecture 120 Q103. How can we pass the data from controller to view in MVC?
Lecture 121 Q104. What is Partial View?
Lecture 122 Q105. What are Areas in MVC?
Lecture 123 Q106. How Validation works in MVC?
Lecture 124 Q107. Explain the concept of MVC Scaffolding?
Lecture 125 Q108. What is Bundling and Minification in MVC?
Lecture 126 Q109. How to implement Security in web applications in MVC?
Section 18: ASP.NET Webforms
Lecture 127 Introduction
Lecture 128 Q110. What are the events in Page Life Cycle? In which event the controls loaded
Lecture 129 Q111. What is the difference between Server.Transfer() and Response.Redirect()?
Lecture 130 Q112. Where the ViewState is stored after the page postback?
Lecture 131 Q113. What are the different types of Caching?
Lecture 132 Q114. What are the Session state management options available in ASP.NET?
Lecture 133 Q115. What is cookie less session?
Lecture 134 Q116. How to force all the validation controls to run in a page in web forms?
Section 19: ADO.NET
Lecture 135 Introduction
Lecture 136 Q117. What are the main components of ADO.NET?
Lecture 137 Q118. What is Connected architecture and Disconnected architecture?
Lecture 138 Q119. What are the different Execute Methods of ADO.NET?
Lecture 139 Q120. What are the Authentication techniques used to connect to SQL Server?
Section 20: Entity Framework
Lecture 140 Introduction
Lecture 141 Q121. What is ORM? What are the different types of ORM?
Lecture 142 Q122. What is Entity Framework?
Lecture 143 Q123. How will you differentiate ADO.NET from Entity Framework?
Lecture 144 Q124. How Entity Framework works? OR How to setup EF?
Lecture 145 Q125. What is meant by DBContext and DBSet?
Lecture 146 Q126. What are the different types of Approaches used in Entity Framework?
Lecture 147 Q127. What is the difference between LINQ to SQL and Entity Framework?
Section 21: SOLID Principles
Lecture 148 Introduction
Lecture 149 Q128. What are SOLID Principles? How they different from Design Patterns?
Lecture 150 Q129. What is Single Responsibility Principle?
Lecture 151 Q130. What is Open-closed Principle?
Lecture 152 Q131. What is Liskov Substitution Principle?
Lecture 153 Q132. What is Interface Segregation Principle?
Lecture 154 Q133. What is Dependency Inversion Principle?
Lecture 155 Q134. What is DRY principle?
Section 22: Design Patterns
Lecture 156 Introduction
Lecture 157 Q135. What are Design Patterns and what problem they solve?
Lecture 158 Q136. What are the types of Design Patterns?
Lecture 159 Q137. What are Creational Design Patterns?
Lecture 160 Q138. What are Structural Design Patterns?
Lecture 161 Q139. What are Behavioral Design Patterns?
Lecture 162 Q140. What is Singleton Design Pattern?
Lecture 163 Q141. How to make singleton pattern thread safe?
Lecture 164 Q142. What is Factory pattern? Why to use factory pattern?
Lecture 165 Q143. How to implement Factory method pattern?
Section 23: Web API - Basics
Lecture 166 Introduction
Lecture 167 Q144. What is Web API? What is the purpose of Web API?
Lecture 168 Q145. What are Web API advantages over WCF and web serivces?
Lecture 169 Q146. What is Rest and Restful?
Lecture 170 Q147. Is it possible to use WCF as Restful services?
Lecture 171 Q148. What are HTTP verbs or HTTP methods?
Lecture 172 Q149. How to consume Web API from a .NET MVC application?
Lecture 173 Q150. What is the difference between Web API and MVC Controller?
Section 24: Web API - Authentication & JWT
Lecture 174 Introduction
Lecture 175 Q151. What is Basic Authentication in Web API?
Lecture 176 Q152. What is API Key Authentication in Web API?
Lecture 177 Q153. What is Token based authentication?
Lecture 178 Q154. What is OAuth?
Lecture 179 Q155. What is JWT Authentication?
Lecture 180 Q156. What are the parts of JWT token?
Lecture 181 Q157. Where JWT token reside in the request?
Section 25: Web API - More
Lecture 182 Introduction
Lecture 183 Q158. How to test Web API? What are the tools?
Lecture 184 Q159. What are main Return Types supported in Web API?
Lecture 185 Q160. What is the difference between HTTPResponseMessage and IHttpActionResult?
Lecture 186 Q161. What is Content Negotiation in Web API?
Lecture 187 Q162. What is MediaTypeFormatter class in Web API?
Lecture 188 Q163. What are Response Codes in Web API?
Section 26: .NET Core - Basics
Lecture 189 Introduction
Lecture 190 Q164. What is .NET Core?
Lecture 191 Q165. What is .NET Standard?
Lecture 192 Q166. What are the advantages of .NET Core over .NET framework?
Lecture 193 Q167. What is the role of Program.cs file in ASP.NET Core?
Lecture 194 Q168. What is the role of Startup.cs file?
Lecture 195 Q169. What is the role of ConfigureServices method?
Lecture 196 Q170. What is the role of Configure method?
Lecture 197 Q171. What is the difference between ConfigureServices & Configure method?
Section 27: .NET Core - Dependency Injection
Lecture 198 Introduction
Lecture 199 Q172. What is Dependency Injection?
Lecture 200 Q173. Why to use Dependency Injection?
Lecture 201 Q174. How can we inject the dependency into the controller?
Lecture 202 Q175. What are the types of Dependency Injection?
Lecture 203 Q176. How to use Dependency Injection in Views in ASP.NET Core?
Lecture 204 Q177. What are the types of Service Lifetimes of an object/ instance in ASP.NET?
Lecture 205 Q178. What is AddSingleton, AddSoped and AddTransient method?
Section 28: .NET Core - Middleware
Lecture 206 Introduction
Lecture 207 Q179. What is Middleware in ASP.NET Core?
Lecture 208 Q180. How ASP.NET Core Middleware is different from HttpModule?
Lecture 209 Q181. What is custom middleware? How to add custom middleware in ASP.NET Core?
Lecture 210 Q182. What is Request Delegate?
Lecture 211 Q183. What is Run(), Use() and Map() method?
Section 29: .NET Core - Hosting & Routing
Lecture 212 Introduction
Lecture 213 Q184. What are the types of Hosting in ASP.NET Core? What is In process and Out
Lecture 214 Q185. What is Kestrel? What is the difference between Kestrel and IIS?
Lecture 215 Q186. What is Routing? Explain attribute routing in ASP.NET Core?
Lecture 216 Q187. Describe the complete Request Processing Pipeline for ASP.NET Core MVC?
Section 30: .NET Core - Project Files
Lecture 217 Introduction
Lecture 218 Q188. Explain default project structure in ASP.NET Core application?
Lecture 219 Q189. How ASP.NET Core serve static files?
Lecture 220 Q190. What are the main JSON files available in ASP.NET Core?
Lecture 221 Q191. What are the roles of Appsettings.Json and Launchsetting.Json file?
Lecture 222 Q192. What is the difference between Appsetting.Json & Launchsetting.Json file?
Lecture 223 Q193 What are the various techniques to save configuration settings in .NET Core
Section 31: .NET Core - More
Lecture 224 Introduction
Lecture 225 Q194. What is caching in ASP.NET Core?
Lecture 226 Q195. What is In-Memory caching & Distributed Caching? When to use what?
Lecture 227 Q196. What is CORS? Why CORS restriction is required? Hot to fix CORS error?
Lecture 228 Q197. How to handle errors in ASP.NET Core?
Lecture 229 Q198. What is Metapackage? What is the name of Metapackage provided by .NET Core
Lecture 230 Q199. What is the difference between .NET Core and .NET 5?
Lecture 231 Q200. What are Razor pages in .NET Core?
Section 32: Angular
Lecture 232 Introduction
Section 33: Angular Framework
Lecture 233 Introduction
Lecture 234 Q1. What is Angular?
Lecture 235 Q2. What are Angular advantages?
Lecture 236 Q3. What is the difference between AngularJS and Angular?
Lecture 237 Q4. What is NPM ?
Lecture 238 Q5. What is CLI tool ?
Lecture 239 Q6. What is Typescript? What are the advantages of Typescript over javascript ?
Lecture 240 Q7. Where to store static files in Angular project ?
Lecture 241 Q8. What is the role of Angular.json file in Angular?
Lecture 242 Q9. What is the difference between JIT and AOT in Angular ?
Section 34: Components & Modules
Lecture 243 Introduction
Lecture 244 Q10. What are Components in Angular?
Lecture 245 Q11. What is a Selector and Template?
Lecture 246 Q12. What is Module in Angular? What is app.module.ts file?
Lecture 247 Q13.Angular App gets Loaded&Started?Define index.html,app-root,selector&main.ts?
Lecture 248 Q14. What is a Bootstrapped Module & Bootstrapped Component?
Section 35: Data Binding
Lecture 249 Introduction
Lecture 250 Q15. What is Data Binding in Angular?
Lecture 251 Q16. What is String Interpolation in Angular?
Lecture 252 Q17. What is Property Binding in Angular?
Lecture 253 Q18. What is Event Binding in Angular?
Lecture 254 Q19. What is Two way Binding in Angular?
Section 36: Directives
Lecture 255 Introduction
Lecture 256 Q20. What are Directives? What are the type of directives?
Lecture 257 Q21. What is *ngIf Structural directive?
Lecture 258 Q22. What is *ngFor Structural directive?
Lecture 259 Q23. What is *ngSwitch Structural directive?
Lecture 260 Q24. What is[ngStyle] Attribute directive?
Lecture 261 Q25. What is[ngClass] Attribute directive?
Lecture 262 Q26. Difference between Component, Attribute and Structural Directives?
Section 37: Decorator & Pipes
Lecture 263 Introduction
Lecture 264 Q27. What is Decorator?
Lecture 265 Q28. What are the types of Decorator?
Lecture 266 Q29. What are Pipes? What are the types of Pipes & Parameterized Pipes?
Lecture 267 Q30. What is Chaining Pipes?
Section 38: Services & Dependency Injection
Lecture 268 Introduction
Lecture 269 Q31. Explain Services with Example?
Lecture 270 Q32. How to create Servicein Angular?
Lecture 271 Q33. How to use Dependency Injector with Services in Angular?
Lecture 272 Q34. What is Hierarchical Dependency Injection?
Lecture 273 Q35. What is Provider in Angular?
Lecture 274 Q36. What is the role of @Injectable Decorator in a Service?
Section 39: Decorators & Lifecycle - Hooks
Lecture 275 Introduction
Lecture 276 Q37. What are Parent-Child Components?
Lecture 278 Q39. What is @Output Decorator and Event Emitter?
Lecture 279 Q40. What are Lifecycle Hooks in Angular?
Lecture 280 Q41. What is a Constructor in Angular?
Lecture 281 Q42. What is ngonchanges life cycle hook in Angular?
Lecture 282 Q43. What is ngOnInit life cycle hook in Angular?
Lecture 283 Q44. What is the difference between constructor and ngOnInit ?
Section 40: Routing
Lecture 284 Introduction
Lecture 285 Q45. What is Routing? How to setup Routing?
Lecture 286 Q46. What is router outlet?
Lecture 287 Q47. What are router links ?
Section 41: Observable \ HttpClient \ RxJS
Lecture 288 Introduction
Lecture 289 Q48. What are Asynchronous operations?
Lecture 290 Q49. What is the difference between Promise and Observable?
Lecture 291 Q50. What is RxJS?
Lecture 292 Q51. What is Observable? How to implement Observable ?
Lecture 293 Q52. What is the role of HttpClient in Angular?
Lecture 294 Q53. What are the steps for fetching the data with HttpClient & Observable ?
Lecture 295 Q54. How to do HTTP Error Handling in Angular ?
Section 42: Typescript-Basics
Lecture 296 Introduction
Lecture 297 Q55. What is Typescript ? Difference between Typescript and javascript ?
Lecture 298 Q56. How to install Typescript and check version ?
Lecture 299 Q57. What is the difference between let and var keyword ?
Lecture 300 Q58. What is Type annotation ?
Lecture 301 Q59.What are Built in/Primitive & UserDefined/Non-primitive types in Typescript?
Lecture 302 Q60. What is ANY type in Typescript?
Lecture 303 Q61. What is Enum type in Typescript ?
Lecture 304 Q62. What is the difference between void and never types in Typescript ?
Lecture 305 Q63. What is Type Assertion in Typescript ?
Lecture 306 Q64. What are Arrow Functions in Typescript ?
Section 43: Typescript - OOPS
Lecture 307 Introduction
Lecture 308 Q65. What is Object Oriented Programming in Typescript ?
Lecture 309 Q66. What are Classes and Objects in Typescript ?
Lecture 310 Q67. What is Constructor ?
Lecture 311 Q68. What are Access Modifiers in Typescript ?
Lecture 312 Q69. What is Encapsulation in Typescript?
Lecture 313 Q70. What is Inheritance in Typescript ?
Lecture 314 Q71. What is Polymorphism in Typescript ?
Lecture 315 Q72. What is Interface in Typescript ?
Lecture 316 Q73. What's the difference between extends and implements in TypeScript?
Lecture 317 Q74. Is Multiple Inheritance possible in Typescript ?
Section 44: Angular Forms
Lecture 318 Introduction
Lecture 319 Q75. What are Angular Forms? What are the type of Angular Forms?
Lecture 320 Q76. What is the difference between Template Driven Forms & Reactive Forms ?
Lecture 321 Q77. How to setup Template Driven Forms ?
Lecture 322 Q78. How to apply Required field validation in template driven forms?
Lecture 323 Q79. What is Form Group and Form Control in Angular ?
Lecture 324 Q80. How to setup Reactive Forms ?
Lecture 325 Q81. How to do validations in reactive forms ?
Section 45: Authentication / JWT/ Auth Guard / HTTP Interceptor
Lecture 326 Introduction
Lecture 327 Q82. What is Authentication & Authorization in Angular ?
Lecture 328 Q83. What is JWT Token Authentication in Angular ?
Lecture 329 Q84. How to Mock or Fake an API for JWT Authentication ?
Lecture 330 Q85. How to implement the Authentication with JWT in Angular ?
Lecture 331 Q86. What is Auth Guard ?
Lecture 332 Q87. What is HTTP Interceptor ?
Lecture 333 Q88. How to Retry automatically if there is an error response from API ?
Lecture 334 Q89. What are the parts of JWT Token ?
Lecture 335 Q90. What is Postman ?
Lecture 336 Q91. Which part of the request has the token stored when sending to API ?
Section 46: Parent Child Components Communication
Lecture 337 Introduction
Lecture 338 Q92. What are the various ways to communicate between the components ?
Lecture 339 Q93. What is ContentProjection? What is ?
Lecture 340 Q94. What is Template Reference Variable in Angular ?
Lecture 341 Q95. What is the role of ViewChild in Angular?
Lecture 342 Q96. How to access the child component from parent component with ViewChild?
Lecture 343 Q97. Difference between ViewChild and ViewChildren? What is QueryList ?
Lecture 344 Q98. What is ContentChild ?
Lecture 345 Q99. What is the difference between ContentChild & ContentChildren ?
Lecture 346 Q100.Compare ng-Content,ViewChild, ViewChildren, ContentChild & ContentChildren?
Lecture 347 End
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