MongoDB Practice Test 5

1. Which of the following keyword represents lock on the collection?

Collection

All of the mentioned

Metadata

Database

2. Which of the following code is returned by mongod if a moveChunk operation fails to confirm a commit?

3. Point out the correct statement.

Each privilege action in a role can be scoped to a different record

A rule consists of actions and the resources upon which the actions are permissible

Document-level access control allows developers to grant users privileges that are scoped to specific record

None of the mentioned

4. MongoDB stores user information in the _________ collection.

system.allusers

system.superusers

system.users

system.usersnone

5. MongoDB stores additional instance-local metadata in the _______ database.

All of the mentioned

Model

Master

Local

6. serverStatus includes all fields by default, except _________

rangeDEL

none of the mentioned

rangeDeleter

rangeDelete

7. Which of the following authentication method is used by default by MongoDB?

None of the mentioned

LDAP

SCRAM-SHA-1

MONGODB-CR

8. The ___________ collection stores the user’s authentication credentials as well as any roles assigned to the user.

admin.system.users

all of the mentioned

admin.system.usersauth

admin.system.auth

9. Point out the wrong statement.

None of the mentioned

In previous versions of MongoDB, cursor.explain() returned the scanAndOrder field to specify whether MongoDB could use the index order to return sorted results

If MongoDB uses indexes for a $and expression, the result will include the AND stage with an inputStages array that details the replicata sets

If MongoDB can use an index scan to obtain the requested sort order, the result will not include a SORT stage

10. Point out the wrong statement.

When granted a role, a user receives all the privileges of that role

A role consists of privileges that pair resources with not allowed operations

None of the mentioned

User cannot have several roles in MongoDB