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C100DBA Practice Questions
MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4)
Last Update 2 days ago
Total Questions : 132
Dive into our fully updated and stable C100DBA practice test platform, featuring all the latest MongoDB Certified DBA Associate exam questions added this week. Our preparation tool is more than just a MongoDB study aid; it's a strategic advantage.
Our free MongoDB Certified DBA Associate practice questions crafted to reflect the domains and difficulty of the actual exam. The detailed rationales explain the 'why' behind each answer, reinforcing key concepts about C100DBA. Use this test to pinpoint which areas you need to focus your study on.
What does the following $slice query return using the following command? db.posts.find( {}, { comments: { $slice: [ -10, 5 ] } } )
In a collection that contains 100 post documents, what does the following command do? db. posts. find().skip(5).limit(5)
In a sharded replica set environment, the w Option provides ability for write concern and j Option provides ability for the data to be written on disk journal. Consider that we have a seven member replica set and we want to assure that the writes are committed to journal. What should be the value of j?
Consider the following example document from the sample collection. All documents in this collection have the same schema.
Which of the following queries will replace this with the document.
By default, the MongoDB cursor in mongo shell is configured to return how many documents? To get the next set of documents, which command is used?
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 a collection posts which has fields: Jd, post_text, post_author, post_timestamp, post_tags etc. Which of the following query retrieves ONLY the key named post_text from the first document retrieved?
In a replica set, a_________number of members ensures that the replica set is always able to select a primary.
