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3V0-21.21 Exam - Question 13


An architect is designing a new vSphere platform to meet a list of requirements from the security team.

Which two requirements would be classified as non-functional requirements? (Choose two.)

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Correct Answer: BC

Non-functional requirements specify criteria that can be used to judge the operation of a system, rather than specific behaviors or functionalities. 'Log information must be verbose to support incident resolution' and 'Critical events generated within the platform must be logged to an external Syslog service' are both operational criteria concerned with how the system should behave under certain conditions, thus making them non-functional requirements. This is because they detail how the software needs to perform certain auxiliary functions rather than specifying distinct features or capabilities of the system.

Discussion

17 comments
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CloudRRAOptions: BC
Apr 26, 2021

I think it should be B and C.... A >> functionality that should be delivered B >> How it should behave C >> How it should behave D >> functionality that should be delivered E >> functionality that should be delivered

nemisis95
Jul 14, 2021

agreed

PapiBG
Jul 14, 2021

Are you agreed with this or with your own answer for A/D?

nemisis95
Jul 14, 2021

I think it's B and C. Both describe a security non-functional requirement of how a system should behave.

estornudoOptions: AC
Apr 3, 2021

A and C

cloud29
Nov 18, 2021

Why ? Could you explain ?

harofe2121Options: AB
Dec 27, 2021

NFR provides attribute of a use case or a function. A- Migration support could be a FR,but as it says encrypted it becomes NFR. B- Logging would be a FR but calling out it should be verbose makes it NFR.

PSE_IT
Aug 3, 2022

right for me

JLF_VMWOptions: AC
Aug 16, 2021

From vSphere 7 class; Nonfunctional Requirements Security: Defense-in-depth architecture, Minimizes risk and unnecessary complexity, Third-party penetration testing and auditing must be executed against environment quarterly with pass rate of 80% or higher. So, i think is A and C.

LK4723Options: AD
Jan 31, 2023

Definitely A and D A) Security --> Non-functional requirement B) Reporting Requirements --> Functional Requirement C) Historical Data/Events Requirements --> Functional Requirement D) Data Integrity --> Non-functional Requirement E) Business Rule --> Functional Requirement https://communities.vmware.com/t5/VCAP-VMware-Certified-Advanced/Functional-vs-Non-Functional-and-Testing-PDF/td-p/2844089

nemisis95Options: AD
Jun 27, 2021

A and D. Not confident with D though A - NFR (Security) B - FR C - FR (Audit) D - NFR (Recoverability) (Could be an agrgument that this is also a FR as Historal Data) E - FR (Business Rules)

hansel
Jul 6, 2021

Agreed. A and D makes the most sense through a process of elimination

nemisis95
Jul 15, 2021

B&C suits better

dailyup
Jul 17, 2021

FR is focus on 'What' and NFR is focus on 'How'. So I'll go for B&C with you. Also can ref https://lenovopress.com/lp0661.pdf

BobbynoshoesOptions: BC
Oct 24, 2023

Bard AI (first said A,B,C,D; additional Narrowing - said B,C). - B,C - also top comment - so good chance its that. For anyone taking this before it goes away in 2024...

hamadakota
Dec 5, 2023

I agreed with B and C.

AletzzissOptions: CD
Jun 23, 2021

I'll go for C&D I found this: A non-functional requirement is essential to ensure the usability and effectiveness of the entire software system. Failing to meet non-functional requirements can result in systems that fail to satisfy user needs.

luckybmeOptions: BC
Aug 12, 2021

B & C is correct in my view A - Big picture it's a non-functional , but the requirements are coming from security team, so it's a functional requirement B - Non Functional ( as logging can be performed several ways and they want it done in a specific way) C - Non - Functional ( As there are specifics on where logging needs to be saved) D - Functional E - Functional ( business rule)

PSE_ITOptions: AB
Aug 3, 2022

NFR provides attribute of a use case or a function. A- Migration support could be a FR,but as it says encrypted it becomes NFR. B- Logging would be a FR but calling out it should be verbose makes it NFR. totally agree with harofe2121

MohamedZohairOptions: AD
Apr 15, 2023

The answer is AD

Megalodon
Mar 28, 2022

Definitly not A and B because of the different AD's. So that leaves C or D. I dont like C because of the 10 SSO Domains, which means you also need 10 vCenters right? I will go for D

Megalodon
Apr 7, 2022

sorry wrong question

VCIX_ChrisOptions: BD
Oct 27, 2022

B and D. Encrypted vMotion is a software feature: FR Verbose Logs you can have everywhere, you need to set it: NFR Syslog exports are a supported software feature: FR Data integrity: OBVIOUS NFR# Content libraries are a software feature: FR

kotbOptions: AC
Sep 28, 2023

The word "must" defines a functional req. https://enkonix.com/blog/functional-requirements-vs-non-functional/

furyb0z
Oct 30, 2023

Not sharing community opinion on this one: A, B & C seem to be constraints to me, as they dictate answers and remove the ability of the architect to decide (see course p34).

FR_WolfmanOptions: AD
Jan 22, 2024

A is a Security is a non-functional requirement B & C are an Error handling and logging functional requirement D is a Recoverability non-functional requirement E is a Business requirement, then functional requirement

anon529Options: BC
Mar 18, 2024

The answer is B and C, everything else is a business requirement