Explore topic-wise MCQs in Technical MCQs.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Technical MCQs knowledge and support exam preparation. Choose a topic below to get started.

1.

If you created database (mydb) is not present in list. To display database, you need to insert at least one document into it.

A. Yes
B. No
C. Can be yes or no
D. Can not say
E.
Answer» B. No
Discussion
2.

What will be mongodb output when we use "use mydb" command?

A. created db mydb
B. new db mydb
C. switched to db mydb
D. None of the above
Answer» D. None of the above
Discussion
3.

How many database present after mondb installation?

A. 1
B. 2
C. 3
D. 4
Answer» C. 3
Discussion
4.

Does we need to use "use database_name" before dropping database?

A. Yes
B. No
C. Can be yes or no
D. Can not say
Answer» B. No
Discussion
5.

If you have not selected any database, then it will delete _________ database.

A. local
B. mydb
C. temp
D. test
Answer» E.
Discussion
6.

MongoDB ___________ command is used to drop a existing database.

A. db.drop()
B. db.dropDatabase()
C. db.deleteDatabase()
D. db.delete()
Answer» C. db.deleteDatabase()
Discussion
7.

If you didn't create any database, then collections will be stored in _______ database.

A. local
B. mydb
C. temp
D. test
Answer» E.
Discussion
8.

In MongoDB default database is ________.

A. local
B. mydb
C. test
D. temp
Answer» D. temp
Discussion
9.

use database_name command will create a new database if it doesn't exist, otherwise it will return the existing database.

A. Yes
B. No
C. Can be yes or no
D. Can not say
Answer» B. No
Discussion
10.

MongoDB ______ is used to create database.

A. create database_name
B. use database_name
C. insert database_name
D. show database_name
Answer» C. insert database_name
Discussion