問題1
Which command is used to determine storage capacity of specific database?
Which command is used to determine storage capacity of specific database?
正確答案: B
問題2
Which of the following command inside aggregate command is used in MongoDB aggregation to filter the documents to pass only the documents that match the specified condition(s) to the next pipeline stage.
Which of the following command inside aggregate command is used in MongoDB aggregation to filter the documents to pass only the documents that match the specified condition(s) to the next pipeline stage.
正確答案: A
問題3
JSON stands for
JSON stands for
正確答案: A
問題4
You have designed a web application with mongoDB. You have configured replication. The replica set is in place and function properly. What happens in case of failure?
You have designed a web application with mongoDB. You have configured replication. The replica set is in place and function properly. What happens in case of failure?
正確答案: A
問題5
Below is a sample document of "orders" collection
Below is a sample document of "orders" collection
正確答案: A
問題6
Consider the following posts document:
Which of the following queries will return the documents but with only the first two tags in the tags array?
Consider the following posts document:
Which of the following queries will return the documents but with only the first two tags in the tags array?
正確答案: D