Zod quiz

Test your Zod knowledge with a free interactive quiz — 27 questions with answers and explanations. No signup needed to play.

What is Zod?

1. What is Zod?
2. How do you validate that a value is a positive integer?
3. Which adds a length range to a string schema?
4. `type User = z.infer<typeof userSchema>` is used to:
5. `z.union([z.string(), z.number()])` produces a schema that accepts:
6. `schema.partial()` and `schema.required()` on an object schema do what?
7. `schema.refine(predicate, { message: "..." })` is used to:
8. `z.literal("admin")` matches:
9. Popular pairings for Zod in the TypeScript ecosystem include:
10. A `ZodError` carries the failure details in:
11. `z.discriminatedUnion("kind", [schemaA, schemaB])` is preferred over `z.union` when:
12. `z.string().email()` checks that the string:

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