Memory · interview question

Which option is the safer default when shipping code around long-lived objects?

Multiple choiceHardchapter-16-curatedpremiummemorylong-lived-objects

python

cache = []
for row in rows:
    cache.append(row)  # keeps every row alive for the whole process

Delay clarity until production traffic reveals the edge case and then patch it under pressure.Solve the symptom with comments only and avoid changing the code shape around long-lived objects.Keep long-lived objects implicit so the script stays short and hope the next engineer infers the rule.Choose the simpler shape that keeps the rule obvious, validated, and easy to observe in logs or tests.

Answer and explanation

Correct answer

D. Choose the simpler shape that keeps the rule obvious, validated, and easy to observe in logs or tests.

Why

The safest default is usually the one that lowers ambiguity and makes errors easier to diagnose.

Test yourself on Memory

A free test with instant, explained results. No account needed.

Start free test

All Memory questions →

Which option is the safer default when shipping code around long-lived objects?

Correct answer

Why

More Memory questions