C100DBA LATEST TEST DISCOUNT - C100DBA EXAM TESTKING

C100DBA Latest Test Discount - C100DBA Exam Testking

C100DBA Latest Test Discount - C100DBA Exam Testking

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Tags: C100DBA Latest Test Discount, C100DBA Exam Testking, Mock C100DBA Exams, Practice Test C100DBA Fee, C100DBA Valid Dumps Free

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To prepare for the MongoDB C100DBA exam, candidates can take advantage of various resources, including online courses, study guides, and practice exams. MongoDB also offers official training courses that cover the exam material in detail. These courses are taught by experienced instructors who provide hands-on training and real-world scenarios to help candidates prepare for the exam.

MongoDB C100DBA exam is a challenging test that requires a deep understanding of MongoDB concepts and principles. Candidates who pass C100DBA exam will demonstrate their ability to manage and maintain MongoDB databases, troubleshoot issues, and optimize performance. MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) certification is ideal for database administrators, system administrators, and developers who work with MongoDB.

MongoDB C100DBA Exam is a great opportunity for professionals who want to demonstrate their proficiency in MongoDB administration. MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) certification validates the candidate's expertise in managing complex MongoDB deployments and helps them stand out in the job market. To prepare for the exam, candidates can take advantage of the MongoDB University courses and practice exams, which provide comprehensive training and assessment.

MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) Sample Questions (Q77-Q82):

NEW QUESTION # 77
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.

  • A. db.sample.update( { "_id" : 3 } , { "$set" : { "_id" : 7 , "c" : 4 > > )
  • B. db.sample.update( { "_id" : 3 > , { "_id" : 7 , "c" : 4 , { "$unset" : [ "a" , "b" ] } } )
  • C. db.sample.update( { "_id" : 3 > , { "_id" : 7 , "c" : 4 > , { "justOne" : true > ) / This operation cannot be done with a single query.
  • D. db.sample.update( { "_id" : 3 > , { "_id" : 7 , "c" : 4 > )

Answer: B


NEW QUESTION # 78
Consider that the posts collection contains an array called ratings which contains ratings given to the post by various users in the following format:

Which of the following query will return all the documents where the ratings array contains elements that in some combination satisfy the query conditions?

  • A. db.inventory.find( { ratings: { $elemMatch: { $gt: 3, $lt: 6 }
  • B. db.inventory.find( { ratings: { ratings.$: { $gt: 5, $lt: 9 } } } )
  • C. db.inventory.find( { ratings: { $elemMatch: { $gte: 3, $lte: 6 } } } )
  • D. db.inventory.find( { ratings: { ratings: { $gt: 5, $lt: 9 } } } )

Answer: D


NEW QUESTION # 79
Consider that you have a collection called population which has fields state and city. Which of the following query will calculate the population grouped by state and city?

  • A. db.population.aggregate( [{ $group: { _id: { state: Estate", city: "$city" },pop: { $sum: 1 > > >] )
  • B. db.population.aggregate( [{ $group: { _id: { city: "$city" },pop: { $sum: "$pop" } } }] )Multi Document Transaction is not supported by MongoDB
  • C. db.population.aggregate( [{ $group: { _id: { state: "$state", city: "$city" },pop: { $pop: 1 } } }] )
  • D. db.population.aggregate( [{ $group: { _id: { state: Estate", city: "$city" },pop: { $sum: "$pop" } } }] )

Answer: D


NEW QUESTION # 80
In a collection that contains 100 post documents, what does the following command do? db. posts. find().skip(5).limit(5)

  • A. Skips the first five documents and returns the sixth document five times
  • B. Limits the first five documents and then return them in reverse order
  • C. Skip and limit nullify each other. Hence returning the first five documents.
  • D. Skips the first five documents and returns the next five

Answer: D


NEW QUESTION # 81
Dada una coleccion, cuales devuelve con la siguiente query db.coleccion.find({nombre:"ruben",apellido:"gomez"},{nombre:l,apellido:l,aficion:l});

  • A. { "_id" : Objectld("580a42acdfblb5al7427d301"), "nombre" : "Luis", "apellido" : "gomez", "aficion" : u "flipar" }
  • B. { "-id" : Objectld("580a42b5dfblb5al7427d302"), "nombre" : "ruben", "apellido" : "gomez", "aficion" : v u "flipar" }
  • C. { "_id" : Objectld("580a42acdfblb5al7427d301"), "nombre" : "ruben", "apellido" : "Pablo" , "aficion" : u "flipar"}
  • D. { "_id" : Objectld("580a42acdfblb5al7427d301"), "nombre" : "ruben", "apellido" : "gomez" >

Answer: B,D


NEW QUESTION # 82
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