MongoDB Quiz for Beginners (Interactive MCQ Test with Answers 2026)

🧠 MongoDB Interactive Quiz

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Chose the correct option in each of the following questions:

Q1. Which command creates a database?

create db use db new db

Q2. Insert multiple documents?

insertMany() insertOne() add()

Q3. Greater than operator?

$gt $lt $eq

Q4. What does $in do?

Matches multiple values Matches one value Deletes data

Q5. Which method updates many docs?

updateMany() updateOne() edit()

Q6. MongoDB uses which format?

XML JSON SQL

Q7. Which command used to delete all docs?

deleteMany() remove() drop()

Q8. Primary key?

id _id key

Q9. Which is Sort method?

sort() order() arrange()

Q10. Which of these Limit results?

limit() max() top()

Q11. Which method is used as Find method?

search() find() get()

Q12. Which method is used to Count docs?

count() total() sum()

Q13. Which is Index command

createIndex() addIndex() index()

Q14. Used for Aggregation?

aggregate() group() sum()

Q15. Which of these used to Drop DB?

deleteDB() dropDatabase() removeDB()

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