"Affect" vs "Effect" in Incident Reports and Technical Writing
5 exercises — practise distinguishing affect and effect correctly in incident reports and postmortems.
0 / 10 completed
1 / 10
Which sentence correctly uses "affect" as a verb in an incident report describing an impact?
"The database outage affected checkout for roughly twenty minutes" is correct: "affect" as a verb means "to influence or have an impact on", which is exactly the meaning intended here. Option B confuses it with "effect" as a verb, which means "to bring about/implement", not "to influence". Option C wrongly uses "affect" as a noun in this context. Option D uses the noun "effects" where a verb is required.
2 / 10
Choose the sentence that correctly uses "effect" as a noun meaning "a result" in a root-cause analysis.
"...had an unexpected effect on p99 latency" is correct: "effect" as a noun means "a result or consequence", the meaning intended here. Option B incorrectly substitutes the verb form "affect" as a noun. Option C mixes both words incorrectly in a nonsensical combination. Option D uses "effect" as an unconjugated verb and "affect" incorrectly as a noun.
3 / 10
Which sentence correctly uses "effect" as the less common verb meaning "to bring about" or "to implement", as distinct from "affect"?
"...plans to effect several process changes..." is correct: the verb "effect" here means "to bring about/implement", a deliberate action, distinct from "affect" (to influence something already in progress). Option B uses "affect", which would mean merely influencing the changes, not implementing them — the wrong meaning for this context. Option C breaks subject-verb agreement and pluralizes "change" incorrectly. Option D awkwardly nominalizes "effect" where a bare verb is needed.
4 / 10
Select the sentence that correctly keeps "affect" and "effect" distinct when both concepts appear in the same sentence, in a postmortem summary.
"...affected response times, and the overall effect was..." is correct: "affected" (verb, influenced) describes the impact on response times, while "effect" (noun, result) names the overall consequence. Options B, C, and D all swap one or both words incorrectly, mismatching part of speech with intended meaning.
5 / 10
Which sentence correctly recognizes that "affect" as a rare noun (referring to observable emotion) does not belong in a technical incident report, choosing the standard alternative instead?
"The on-call engineer's calm response helped de-escalate the situation" is correct and clearest for a technical report: "affect" as a noun (a psychology term for outward emotional expression) is rarely appropriate outside clinical writing, so a plain word like "response" or "demeanor" reads more naturally. Option B uses the psychology-specific noun "affect", which is confusing and out of place here. Option C misuses "effect" as if it meant "demeanor". Option D pluralizes "affects" incorrectly.
6 / 10
Alex from the DevOps team sent this Slack message after a recent outage: 'The sudden spike in traffic affected our server performance. We'll need to investigate the effect of this increase.' Which word is used correctly in this context?
In this scenario, 'affected' is the correct verb form of 'affect,' meaning to influence or have an impact on. 'Effect,' as a noun, refers to the *result* of that impact. Using 'effect' as a verb here would be incorrect; it means to bring about or cause something to happen.
7 / 10
You're writing the description for a Pull Request aimed at resolving a bug. The code change addresses an issue where users were unable to access a key feature due to a misconfiguration. Which sentence best describes this situation using 'affect' and 'effect'? John needs to clearly communicate this.
This question tests understanding of using 'affect' as a verb (to influence) and 'effect' as a noun (the result). The correct sentence uses 'affected' to describe the impact on user access and 'effect' to describe the outcome – improved system stability. It avoids the common mistake of using 'effect' as a verb.
8 / 10
During a standup meeting, Maria reported on the progress of investigating a performance issue. She stated: 'We're working to effect a solution by optimizing database queries.' Which word is used correctly in this sentence?
'Effect' (as a verb) means to bring about or accomplish something. It's the less common usage of the word compared to 'affect,' which is primarily a verb meaning to influence. Using 'effect' here appropriately conveys that Maria is actively working towards implementing a solution.
9 / 10
You're drafting a postmortem report for a critical incident. The following sentence appears: 'The initial spike in user activity affected the system's response time, and we subsequently effected changes to our caching strategy.' Which revision is MOST accurate?
While 'effected' is technically correct here, it's a slightly awkward phrasing. 'Effected a change' sounds less natural than 'implemented.' The revised sentence uses the more standard and clearer wording of 'implemented changes'.
10 / 10
David is reviewing a code change that adds logging to track user behavior. He comments: 'This will affect the data we collect and allow us to effect a more accurate understanding of our users' needs.' Which best describes David's intended meaning?
Here, 'affect' correctly describes the influence on the data collection process, and 'effect' accurately represents the desired outcome – a more precise understanding of user needs. This question specifically tests recognizing the appropriate use of both words to describe cause-and-result relationships within technical documentation.
What will I practise in ""Affect" vs "Effect" in Incident Reports and Technical Writing — IT Grammar Exercise"?
Practise distinguishing the verb "affect" (to influence) from the noun "effect" (a result), plus the rarer verb "effect" (to implement), in incident reports
How many exercises are in this module?
This module has 10 multiple-choice exercises, each with instant feedback and a full explanation of the correct answer.
Is this exercise free to use?
Yes. Every exercise on CoderSlingo, including this one, is free to use with no account, sign-up, or paywall.
Do I need to create an account to do these exercises?
No account is required. Just click an option to answer — your score for this session is tracked automatically in the progress bar above.
What happens if I choose the wrong answer?
You'll immediately see which answer was correct, plus a full explanation covering the grammar rule and reasoning behind it — mistakes are where most of the learning happens.
Can I retry the exercises if I want a higher score?
Yes — use the "Try again" button on the results screen to reset and go through all the questions again.
Is my progress saved if I close the page?
No. Progress is tracked only for your current visit; reloading or leaving the page resets the counter. This keeps the exercise simple and account-free.
Where can I find more Grammar exercises?
Browse the full Grammar hub for related drills, or check the "Next up" link below to continue with a connected topic.
How is this different from reading an article on the same topic?
Articles explain grammar rules in prose; this exercise tests and reinforces those rules through active recall with immediate feedback — the two work best together.
Who writes these exercises?
Every exercise is written by the CoderSlingo team, drawing on real workplace English used in IT roles, then reviewed for accuracy and clarity.