Consistency
0-day streakReview

Your progress

Level 1

0 XP100 XP to level 2
0day streak
0best streak
0topics started
0cards reviewed
    Review cards

    Progress is stored only in this browser. No account is required.

    Layer 2 · Quick check · 1 min

    Did it stick?

    3 questions. Tap an answer to see why.

    Question 1 of 3

    A user saves a new address, reloads, and sees the old one. Replicas run under a second behind. What’s the cheapest fix?