ISTQB CTAL-TTA Exam - Topic 2 Question 1 Discussion

Actual exam question for ISTQB's CTAL-TTA exam

Question #: 1
Topic #: 2

[All CTAL-TTA Questions]

Consider the code fragment provided below:

The comment frequency of the code fragment is 13%.

To which non-functional quality characteristic does a good level of comment frequency especially contribute?

APortability

BMaintainability

CUsability

DPerformance Efficiency

Show Suggested Answer

Suggested Answer: B

The comment frequency in a code fragment relates to the number of comments in relation to the code size. A good level of comment frequency can significantly contribute to the maintainability of the software. Maintainability is a non-functional quality characteristic that refers to the ease with which a software system can be modified to correct defects, update features, improve performance or other attributes, or adapt to a changed environment. Comments in the code help developers understand the logic, purpose, and functionality of the code, which is crucial when modifications are required. This does not directly contribute to portability, usability, or performance efficiency, which are concerned with different aspects of the software's operation and user interaction.

by Adell at Mar 08, 2024, 06:12 PM

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Viola

3 months ago

Comments are crucial for maintainability, no doubt!

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Rusty

3 months ago

I disagree, performance efficiency matters more than comments.

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Rene

3 months ago

Surprised it's only 13%! Seems low for good code.

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Margot

4 months ago

I think it's usability too, but maintainability is key.

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Jaime

4 months ago

Definitely maintainability! More comments help future devs.

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Tonette

4 months ago

From what I recall, maintainability is definitely the right choice. Comments make it easier to update and fix code later on.

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Sina

4 months ago

I’m a bit confused; I thought comments might relate to portability since they help understand the code across different systems.

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Fairy

4 months ago

I remember practicing a question like this, and I think comments are crucial for usability too, but maintainability seems more relevant here.

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Felicitas

5 months ago

I think a good level of comment frequency mainly helps with maintainability, but I'm not entirely sure.

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Clay

5 months ago

I'm a bit unsure about this one. The comment frequency is given, but I'm not sure how that directly relates to the non-functional qualities. I'll need to think it through carefully.

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Rocco

5 months ago

Okay, let's see. The question is asking which quality characteristic a good comment frequency especially contributes to. I'll need to think about the different characteristics and how comments could impact them.

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Lashawna

5 months ago

Hmm, this one seems straightforward. I'll focus on the comment frequency and how that relates to the non-functional quality characteristics.

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Germaine

5 months ago

Alright, I think I've got a strategy here. The key is to understand how comments can improve the code's maintainability, which seems to be the most relevant quality characteristic based on the options provided.

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Daniela

5 months ago

Hmm, option E is interesting. I wonder if there's a potential conflict if another function with the same name is defined. I'll make sure to keep that in mind as I work through the question.

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Mattie

5 months ago

Okay, let me think this through. Swim Lanes sounds right, as that's a way to visually distinguish the different parts of a process that different departments or teams are responsible for. I'll go with that.

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Lashunda

5 months ago

I'm a little confused by this question. There are a lot of options, and I'm not sure I fully understand the role of the database writer and the different events that can trigger it. I'll need to review my notes and try to reason through this systematically.

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