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OutSystems Associate-Reactive-Developer Exam - Topic 4 Question 49 Discussion

Regarding Blocks in OutSystems reactive apps, which of the following options is correct?
B) Blocks can be instantiated on Screens and other Blocks.
A) Blocks can only be instantiated on Screens.
C) Blocks can be instantiated on Client Actions on the Screen.
D) Blocks can be instantiated on Screens and external HTML pages, using a special HTML tag.

OutSystems Associate-Reactive-Developer Exam - Topic 4 Question 49 Discussion

Actual exam question for OutSystems's Associate-Reactive-Developer exam
Question #: 49
Topic #: 4
[All Associate-Reactive-Developer Questions]

Regarding Blocks in OutSystems reactive apps, which of the following options is correct?

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Suggested Answer: B

by Fannie at Jul 06, 2025, 12:41 PM

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Valene
7 months ago
No way, C is incorrect. Blocks aren't for Client Actions.
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Felicitas
7 months ago
Wait, can Blocks really be used on external HTML pages? That’s surprising!
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Gail
8 months ago
I thought it was only A at first, but B makes more sense.
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Joaquin
8 months ago
I agree with B, that's how I've been using them!
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Lisbeth
8 months ago
Definitely B, you can use Blocks on both Screens and other Blocks.
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Ernest
8 months ago
I’m leaning towards option B as well, but I’m a bit confused about the part with external HTML pages. Was that mentioned in our materials?
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Carmen
8 months ago
I feel like I read something about Blocks being limited to Screens only, but that seems too restrictive.
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Lavina
9 months ago
I remember practicing a question like this, and I think the answer was B. Blocks are pretty flexible, right?
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Lashon
9 months ago
I think Blocks can be instantiated on Screens and other Blocks, but I'm not entirely sure if that's the only option.
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Darell
9 months ago
I remember learning that Blocks are very flexible and can be used in various parts of the app, so I think option B is the correct answer.
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Svetlana
9 months ago
Option D sounds interesting, but I'm not sure if that's actually supported in OutSystems. I'll double-check the documentation to be sure.
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Solange
9 months ago
Hmm, I'm a bit confused about the difference between Screens, Client Actions, and external HTML pages. I'll have to think this through carefully.
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Annita
10 months ago
I'm pretty sure Blocks can be used on Screens and other Blocks, so I'll go with option B.
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Jean
11 months ago
Option C sounds like it could be the right one. Being able to use Blocks in Client Actions would be a neat feature.
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Amira
10 months ago
I agree, it would definitely add more flexibility to the app development process.
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Novella
10 months ago
I think option C is correct. Using Blocks in Client Actions would be really useful.
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Olene
12 months ago
Haha, I bet the correct answer is gonna be the one that's the most complicated. OutSystems loves to make things complicated, am I right?
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Leandro
10 months ago
A) Blocks can only be instantiated on Screens.
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Martina
12 months ago
I think the correct option is D) Blocks can be instantiated on Screens and external HTML pages, using a special HTML tag.
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Jaclyn
12 months ago
Option D seems interesting, being able to use Blocks on external HTML pages could be really useful for integrating with other systems.
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Francesco
11 months ago
I agree, it opens up a lot of possibilities for integrating with other systems.
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Mickie
11 months ago
Yes, being able to use Blocks on external HTML pages could be really useful.
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Lili
11 months ago
I think option D is the correct one.
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Serina
1 year ago
I believe the correct option is C) Blocks can be instantiated on Client Actions on the Screen.
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Walker
1 year ago
I think option B is correct. Blocks can be used on both Screens and other Blocks, giving us more flexibility in our app structure.
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Macy
12 months ago
I think option C is correct. Blocks can be instantiated on Client Actions on the Screen.
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Meaghan
12 months ago
I agree, option B is correct. It allows for more flexibility in app design.
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Richelle
1 year ago
I agree with Nilsa, because I have used Blocks in my OutSystems apps before.
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Nilsa
1 year ago
I think the correct option is B) Blocks can be instantiated on Screens and other Blocks.
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