🍔Quiz

Question 1

Is the following code valid?

namespace A

let a = 1

A. Yes

B. No

Answer

A. Yes ❌

B. No ✅

→ A namespace cannot contain values!

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Question 2

Is the following code valid?

namespace A

module B

let a = 1

A. Yes

B. No

Answer

A. Yes ❌

B. No ✅

→ module B is declared as top-level → forbidden after a namespace

Valid equivalent code:

• Option 1: top-level module

module A.B

let a = 1

• Option 2: namespace + local module

namespace A

module B =
    let a = 1

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Question 3

Give the fully-qualified name for add?

namespace Common.Utilities

module IntHelper =
    let add x y = x + y

A. add

B. IntHelper.add

C. Utilities.IntHelper.add

D. Common.Utilities.IntHelper.add

Answer

A. add ❌

B. IntHelper.add ❌

C. Utilities.IntHelper.add ❌

D. Common.Utilities.IntHelper.add ✅

→ IntHelper for the parent module → Common.Utilities for the root namespace