5 exercises — practise comparatives, superlatives, as…as, and the the more…the more pattern in code reviews, ADRs, and performance docs.
0 / 5 completed
1 / 5
A developer is comparing caching backends in an ADR. Which sentence is correct?
Comparative form of one-syllable adjectives: Short adjectives (one syllable, or two syllables ending in -y, -er, -le) form the comparative by adding -er, not by using more. Fast → faster. Option A (more fast) is a double-marking error — you cannot use both more and the -er ending. Option C uses the superlative (fastest), which is wrong in a two-item comparison. Option D combines both mistakes. The rule of thumb in technical writing: prefer -er for short adjectives (faster, smaller, cheaper) and more for longer ones (more efficient, more scalable).
2 / 5
A senior engineer is writing a code review comment. Choose the correct form: "This implementation is _____ efficient _____ the previous one."
Equality comparison with "as … as": To express that two things are equal in a quality, English uses as + adjective + as. So … as is only used in negative sentences (not so efficient as) and is considered slightly formal/dated even then. As … than and more … as are simply incorrect combinations. In technical documentation, as … as is common for benchmarks: "This approach is as performant as the legacy solution but uses 40% less memory."
3 / 5
An SRE is documenting load behaviour. Which sentence correctly uses the correlative comparative?
The "the more … the more" correlative structure: This construction expresses a proportional relationship. Both clauses must begin with the followed by a comparative adjective or adverb. The structure is: The + comparative, the + comparative. Option A omits both the articles, making it a fragment. Option B omits the the in the second clause. Option D incorrectly uses as … as, which expresses equality rather than proportional change. Option C is the only fully correct form. This pattern is very common in performance documentation: "The larger the payload, the slower the response time."
4 / 5
A tech lead is writing evaluation notes. Which option correctly completes the sentence? "Of all the approaches we reviewed, manual string concatenation is _____ error-prone option."
Superlative with "least": The sentence is comparing one option against all others in a group (of all the approaches), so a superlative is required — that rules out the comparative forms less and more. The context states that manual string concatenation is the worst choice for safety, so the correct superlative is the least (meaning the option with the minimum level of error-proneness — i.e., the safest). The most error-prone would mean the riskiest option, which contradicts the intent. In technical writing, the least + adjective is a common pattern for recommending the safest or most economical solution.
5 / 5
An architect is writing an ADR. Which sentence uses the correct formal comparison?
"Compared with" vs "compared to" in formal technical writing: Both are acceptable in general English, but formal and technical style guides (including British ones) distinguish them: compared with is used for an analytical, side-by-side examination of two things on equal terms — exactly what an ADR does. Compared to is used when likening two unlike things or drawing a metaphorical resemblance ("the CPU was compared to a brain"). Option C uses the present participle comparing to, which creates a dangling modifier — the subject of the main clause (the microservices architecture) cannot perform the comparison. Option D has a subject–verb agreement error: microservices is plural, so it needs offer, not offers. Option B is the most precise and formally appropriate choice for an ADR.