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Guide for MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4)

Quiz MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4)

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Quiz

1/10
Argument0
Which of the following are valid json documents? Select all that apply. (A). {"a":l, "b":{"b":l, "c":"foo", "d":"bar", "e":[l,2,4]}} (B). {"city":"New York", "population", 7999034, boros:{"queens", "manhattan", "staten island", "the bronx", u "brooklyn"}} (C). {"name":"Fred Flintstone";"occupation":"Miner";"wife":"Wilma"} (D). { }
Select the answer
1 correct answer
Option A,D are correct. Explanation:

Quiz

2/10
Argument3
Which operations add new documents to a collection? (A). Create (B). update (C). insert (D). delete
Select the answer
1 correct answer
Option A,C are correct. Explanation:

Quiz

3/10
Argument2
Which of the following node is used during election in a replication cluster? (A). primary (B). arbiter (C). hidden (D). secondary
Select the answer
1 correct answer
Option B is correct. Explanation:

Quiz

4/10
Argument5
MongoDB is a schema-less design. (A). False (B). True
Select the answer
1 correct answer
Option B is correct. Explanation:

Quiz

5/10
Argument0
You are comparing values of different BSON types in mongodb. You want to compare from lowest to highest. Which comparison order is used? (A). MinKey, Null, Numbers,Symbol, String,Object,Array,BinData (B). MinKey, Null, Numbers,Object,Array,BinData,Symbol, String (C). Object/Array^inData/Symbol,MinKey, Null, Numbers,String (D). Objec^Array^inData,Symbol, String,MinKey, Null, Numbers
Select the answer
1 correct answer
Option A is correct. Explanation:

Quiz

6/10
Argument2
Which of the tags in a replica set configuration specify the operations to be read from the node with the least network latency? (A). netLatency (B). secondaryPreferred (C). nearest (D). primaryPreferred
Select the answer
1 correct answer
Option C is correct. Explanation:

Quiz

7/10
Argument5
Which of the following does MongoDB use to provide High Scalability? (A). Replication (B). Write Concern (C). Indexing (D). Sharding
Select the answer
1 correct answer
Option D is correct. Explanation:

Quiz

8/10
Argument3
Which of the following is correct about MongoDB? (A). MongoDB supports geospatial indexes (B). MongoDB supports some of the SQL functions (C). MongoDB uses JSON format to represent documents (D). MongoDB supports collection joins
Select the answer
1 correct answer
Option A is correct. Explanation:

Quiz

9/10
Argument1
Update If Correct is an approach for which of the following concepts in MongoDB: (A). Concurrency Control (B). Atomicity (C). Performance Management (D). Transaction Management
Select the answer
1 correct answer
Option A is correct. Explanation:

Quiz

10/10
Argument0
Which of the following operator can be used to control the number of items of an array that a query returns? Certification Exam MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) MongoDB MongoDB-C100DBA 1-319533755
Select the answer
1 correct answer
Option B is correct. Explanation:
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  • Quiz name:MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4)
  • Total number of questions:123
  • Number of questions for the test:50
  • Pass score:80%

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