MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
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. |
To check whether you are connected to primary or not, issue the command db.Master() in mongo client. |
| A. | TRUE |
| B. | FALSE |
| C. | Can be true or false |
| D. | Can not say |
| E. | |
| Answer» C. Can be true or false | |
| 2. |
Which of the following is correct syntax to Add Members to Replica Set? |
| A. | db.add(HOST_NAME:PORT) |
| B. | rs.add(HOST_NAME:PORT) |
| C. | rs.isMaster(HOST_NAME:PORT) |
| D. | db.isMaster(HOST_NAME:PORT) |
| Answer» C. rs.isMaster(HOST_NAME:PORT) | |
| 3. |
To check the replica set configuration, issue the commandrs.conf(). |
| A. | TRUE |
| B. | FALSE |
| C. | Can be true or false |
| D. | Can not say |
| Answer» B. FALSE | |
| 4. |
In MongoDB client, how to initiate a new replica set? |
| A. | rs.initiate() |
| B. | rs.conf() |
| C. | rs.status() |
| D. | None of the above |
| Answer» B. rs.conf() | |
| 5. |
Which of the following is not a Replica Set Features? |
| A. | Automatic failover |
| B. | Automatic recovery |
| C. | Consensus election of primary |
| D. | A cluster of only one nodes |
| Answer» E. | |
| 6. |
In a replica, one node is primary node that receives? |
| A. | all write operations |
| B. | all read operations |
| C. | all read and write operation |
| D. | None of the above |
| Answer» C. all read and write operation | |
| 7. |
A replica set is a group of ___________ instances that host the same data set. |
| A. | cluster |
| B. | failover |
| C. | mongod |
| D. | Consensus |
| Answer» D. Consensus | |
| 8. |
Replica set is transparent to the application. |
| A. | TRUE |
| B. | FALSE |
| C. | Can be true or false |
| D. | Can not say |
| Answer» B. FALSE | |
| 9. |
Replication is not used for? |
| A. | keep your data safe |
| B. | Low availability of data |
| C. | Disaster recovery |
| D. | Read scaling |
| Answer» C. Disaster recovery | |
| 10. |
What is true about Replication? |
| A. | Replication is the process of synchronizing data across multiple servers. |
| B. | Replication provides redundancy and increases data availability with multiple copies of data on different database servers. |
| C. | Replication protects a database from the loss of a single server. |
| D. | All of the above |
| Answer» E. | |