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Assume you are the Test Manager for a new software release of an e-commerce application.
The server farm consists of six servers providing different capabilities. Each capability is provided through a set of web services.
The requirements specification document contains several SLAs
(Service Level Agreements) like the following:
SLA-001: 99.5 percent of all transactions shall have a response time less than five seconds under a load of up-to 5000 concurrent users
The main objective is to assure that all the SLAs specified in the requirements specification document will be met before system release. You decide to apply a risk-based testing strategy and an early risk analysis confirms that performance is high risk. You can count on a well-written requirements specification and on a model of the system behavior under various load levels produced by the system architect.
Which of the following test activities would you expect to be the less important ones to achieve the test objectives in this scenario?
K4 3 credits
Suggested Answer: D
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37 comments · newest first
MA
Malcolm
10 months ago
I can't believe some would prioritize monitoring over actual testing!
BR
Brynn
11 months ago
Static performance testing seems less impactful than actual system tests.
BA
Barabara
11 months ago
Wait, isn't unit performance testing still crucial?
SH
Sharee
11 months ago
Totally agree, we need to focus on testing before launch!
TA
Tamesha
11 months ago
I think monitoring SLAs post-release is less important for testing.
SU
Susy
12 months ago
Reviewing the architectural model sounds useful, but I wonder if it really helps in meeting SLAs compared to actual performance testing sessions.
ER
Erick
12 months ago
I think performing system performance testing is crucial here. It aligns directly with verifying SLAs, but I'm not sure how much static testing contributes to that.
CA
Carlene
12 months ago
I'm a bit unsure about the importance of monitoring SLAs post-release. It seems necessary, but shouldn't we focus on testing before the release?
NO
Norah
1 year ago
I remember we discussed how unit performance testing might not be as impactful for overall SLA compliance since it focuses on individual components rather than the system as a whole.
SH
Shasta
1 year ago
Monitoring the SLAs after release seems like the least important activity here. We need to make sure the system meets the requirements before it goes live, not after.
GE
Genevive
1 year ago
I agree with Carma. The key here is to do the system-level performance testing to ensure the overall SLAs are met. The static performance testing by reviewing the architectural model could also be really helpful to identify potential issues upfront.
GI
Gilberto
1 year ago
Hmm, I'm a bit confused about the role of the unit performance testing for each web service. Wouldn't that be important to identify any performance bottlenecks early on?
CA
Carma
1 year ago
This seems like a pretty straightforward performance testing scenario. I'd focus on the system-level performance testing to verify the SLAs.
RU
Rueben
1 year ago
This is a new type of selector for me, but I'm going to try to break it down step-by-step and see if I can reason through the right answer.
FR
France
1 year ago
I feel like the changes in revenue could be tricky. I thought total revenue would definitely go up, but the numbers seem confusing. I might be leaning towards +$54,800, but it's hard to be certain!
NI
Niesha
1 year ago
Haha, I bet the system architect is really looking forward to us 'verifying' their model. I hope they've got some extra coffee ready!
DO
Dorathy
1 year ago
User 3: Monitoring the SLAs after the system has been released into the production environment might be less important in this scenario.
BE
Bernardo
1 year ago
User 2: I agree, that seems like a crucial test activity to achieve our objectives.
CH
Cheryl
1 year ago
User 3: I agree, but we can probably skip monitoring the SLAs after the system has been released into production.
ZO
Zona
1 year ago
User 1: I think we should definitely perform system performance testing to verify if all the SLAs have been met.
AS
Ashleigh
1 year ago
User 2: Yeah, that's crucial for ensuring the system can handle the load of up-to 5000 concurrent users.
GI
Gilbert
1 year ago
User 1: I think we should definitely perform system performance testing to verify if all the SLAs have been met.
MA
Mari
1 year ago
Static performance testing by reviewing the architectural model sounds like a good idea, but it's not enough on its own. We need to actually run performance tests to validate the SLAs.
SH
Sharmaine
1 year ago
C) Perform system performance testing, consisting of several performance testing sessions, to verify if all the SLAs have been met
JO
Josue
1 year ago
B) Monitor the SLAs after the system has been released into the production environment
EL
Ellen
1 year ago
A) Perform unit performance testing for each single web service
SO
Sommer
1 year ago
I agree, monitoring the SLAs after the system is in production is not going to help us meet the test objectives before release. We need to verify the SLAs upfront.
LA
Lashawn
1 year ago
D) Perform static performance testing by reviewing the architectural model of the system under various load levels
FR
Francis
1 year ago
C) Perform system performance testing, consisting of several performance testing sessions, to verify if all the SLAs have been met
GA
Gail
1 year ago
B) Monitor the SLAs after the system has been released into the production environment
DO
Dorethea
1 year ago
A) Perform unit performance testing for each single web service
VI
Viki
1 year ago
Hmm, I think performing unit performance testing for each web service would be the least important. With the focus on system-level SLAs, we need to verify the overall performance at the system level.
MA
Marion
1 year ago
Yeah, unit performance testing for each web service may not give us a comprehensive view of the overall system performance.
CO
Cordelia
1 year ago
I agree, focusing on system-level performance testing is crucial to ensure all SLAs are met.
ST
Stefany
2 years ago
I disagree. Performing unit performance testing is the least important in this scenario.
MA
Margo
2 years ago
I agree with Blair. We should focus on testing before release.
BL
Blair
2 years ago
I think monitoring the SLAs after release is less important.