Dot Net Technology Important Questions
Dot Net Technology Important Questions Exams Preparations
Unit I: Introducing C# and the .NET Framework
- Explain the architecture of the .NET Framework with a suitable diagram. Also, discuss the importance of Garbage Collection.
- What is managed code? Justify how the .NET framework provides platform independence and language interoperability.
- What is the Common Language Runtime (CLR)? List and explain its main features.
- Why is C# considered a type-safe programming language? Explain with examples.
- Describe the Microsoft .NET Framework and its components in detail.
- Differentiate between Object-Oriented Programming and Object-Based Programming. Also explain the key features of the C# language.
Unit II: The C# Language Basics
- Differentiate between value types and reference types in C#. Also explain boxing and unboxing with a suitable program.
- What is a variable-size array? Write a C# program to create a multidimensional array to store student marks.
- Why are namespaces used in C#? How do you create and use a custom namespace? Also show how to create an alias for a namespace.
- What is string interpolation in C#? Explain how passing arguments by value differs from passing by reference with a program.
- List any five contextual keywords in C# and explain their purpose briefly.
Unit III: Creating Types in C#
- What is a static class and a static constructor? Explain with a suitable C# program.
- Define a constructor. Explain the different types of constructors used in C# with examples.
- Define inheritance. Write a C# program to demonstrate both multilevel and multiple inheritance.
- What is a virtual method? How is it used for dynamic binding in C#? Explain with a suitable example.
- Define operator overloading. Write a C# program to overload binary and relational operators. Also demonstrate unary (++) and relational (==) operator overloading.
- What is an interface in C#? Explain how interfaces are used to implement multiple inheritance with a program.
- What are generics in C#? Explain the concept of generic classes with a program.
- Differentiate between struct and enum in C#. Write a C# program that uses Department and College enums.
- What is a finalizer in C#? Also explain the use of the base keyword with an example program.
- What is the difference between properties and indexers in C#? Compare automatic properties with other types using a suitable example. Also explain how the this keyword is used in indexers.
Unit IV: Advanced C#
- Why is exception handling important in C#? Write a program that uses a custom exception. Also demonstrate divide-by-zero and index-out-of-range exception handling.
- What are delegates in C#? List different types of delegates and explain how they are used with examples.
- What is an event in C#? Write a program to demonstrate event handling.
- What is LINQ? Explain the query syntax and standard query operators: select, contains, orderBy, and where. Write a LINQ query to filter a list of numbers or records.
- Write a LINQ query to select odd and divisible-by-3 numbers from a list (1–30). Also write a query to select students who live in Kirtipur and study at Patan Multiple Campus.
- What is the difference between a DataAdapter and a DataReader in ADO.NET? Write a program to insert five customer records into a database and display records where balance > 5000.
- What are the components of ASP.NET? Explain various validation server controls with a suitable program.
- Design an ASP.NET form for an Employee Management System that accepts input and saves records to a database.
- Write a program to create a student registration form in one ASP.NET page and display the filled data in another page.
Note:This list is for reference purposes only to help you prepare smartly and cover all critical areas of Dot Net Technology. Always review your class notes, teacher guidelines, and syllabus coverage.
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