seniorGit

How does Git handle object reachability and pruning?

Updated Apr 23, 2026

Short answer

Reachable objects are preserved; unreachable are pruned.

Deep explanation

GC removes objects not referenced by any ref.

Unlock with a Pro subscription to view this section.

View pricing

Real-world example

No real-world example available yet.

Unlock with a Pro subscription to view this section.

Upgrade to Pro

Common mistakes

No common mistakes listed yet.

Unlock with a Pro subscription to view this section.

Upgrade to Pro

Follow-up questions

No follow-up questions available yet.

Unlock with a Pro subscription to view this section.

Upgrade to Pro

More Git interview questions

View all →