.NET Programming MCQs with answers Page - 38

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R

Ram Sharma • 3.40K Points
Extraordinary

Q. Which GC generation in .NET holds long-lived objects?

  • (A) Generation 0
  • (B) Generation 1
  • (C) Generation 2
  • (D) Pinned Heap

R

Ram Sharma • 3.40K Points
Extraordinary

Q. What is contained in the `.runtimeconfig.json` file?

  • (A) Only NuGet package paths
  • (B) Runtime settings and version info
  • (C) List of dependencies
  • (D) Source file locations

R

Ram Sharma • 3.40K Points
Extraordinary

Q. Which runtime feature ensures applications do not access unauthorized memory?

  • (A) Reflection
  • (B) Memory pooling
  • (C) Type safety
  • (D) JIT optimization

R

Ram Sharma • 3.40K Points
Extraordinary

Q. What is the primary role of the CLI tool `dotnet test`?

  • (A) Publish test logs
  • (B) Run unit tests in a project
  • (C) Create a test project
  • (D) Configure test coverage rules

R

Ram Sharma • 3.40K Points
Extraordinary

Q. Which file defines package references in .NET Core?

  • (A) app.config
  • (B) nuget.config
  • (C) *.csproj
  • (D) web.config

R

Ram Sharma • 3.40K Points
Extraordinary

Q. Which statement about .NET GC generations is correct?

  • (A) All objects are allocated in Gen2 first
  • (B) Gen1 is the youngest generation
  • (C) Gen0 collects short-lived objects
  • (D) Gen2 is collected most frequently

R

Ram Sharma • 3.40K Points
Extraordinary

Q. Which feature allows examining metadata about assemblies at runtime?

  • (A) Dependency injection
  • (B) Reflection
  • (C) Encapsulation
  • (D) GC Compaction

R

Ram Sharma • 3.40K Points
Extraordinary

Q. Which tool compiles IL into native code during deployment?

  • (A) dotnet build
  • (B) ngen.exe
  • (C) dotnet publish
  • (D) csc.exe

R

Ram Sharma • 3.40K Points
Extraordinary

Q. Which .NET CLI command creates a new class library project?

  • (A) dotnet new classlib
  • (B) dotnet build classlib
  • (C) dotnet lib create
  • (D) dotnet generate lib

R

Ram Sharma • 3.40K Points
Extraordinary

Q. Which of the following is true about the .NET JIT compiler?

  • (A) It compiles source code directly to native
  • (B) It runs before the program starts
  • (C) It compiles IL to native at runtime
  • (D) It produces only bytecode

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