This set of MongoDB Multiple Choice Questions & Answers (MCQs) focuses on “Data Modeling Concepts – 1”. 1. ___________ data models allow applications to store related pieces of information in the same database record. a) Reference b) Embedded c) External d) None of the mentioned 2. Point out the correct statement. a) With MongoDB, you … Read more
This set of MongoDB Multiple Choice Questions & Answers (MCQs) focuses on “Data Modeling Introduction”. 1. ________ store the relationships between data by including links or references from one document to another. a) Capped b) Embedded c) External d) References 2. Point out the correct statement. a) In practice, the documents in a collection share … Read more
This set of MongoDB Multiple Choice Questions & Answers (MCQs) focuses on “Analyze Query Performance”. 1. Indexes are typically available in ______ or located sequentially on disk. a) RAM b) ROM c) CMOS d) None of the mentioned 2. Point out the wrong statement. a) Query selectivity refers to how well the query predicate excludes … Read more
This set of MongoDB Multiple Choice Questions & Answers (MCQs) focuses on “Write operations”. 1. ___________ concern describes the guarantee that MongoDB provides when reporting on the success of a write operation. a) Write b) Read c) Update d) None of the mentioned 2. Point out the correct statement. a) Read operations on sharded clusters … Read more
This set of MongoDB Inteview Questions and Answers for freshers focuses on “Read Operations – 2”. 1. Which of the following flag can be set by mongo shell? a) Timeout b) noTimeout c) Time d) None of the mentioned 2. Point out the correct statement. a) Intervening read operations on a document may result in … Read more
This set of MongoDB Multiple Choice Questions & Answers (MCQs) focuses on “Read Operations – 1”. 1. The order of documents returned by a query is not defined unless you specify a ______ a) sortfind() b) sortelse() c) sort() d) none of the mentioned 2. Point out the correct statement. a) Queries specify criteria, or … Read more
This set of MongoDB Multiple Choice Questions & Answers (MCQs) focuses on “CRUD Concepts”. 1. A query may include a ___________ that specifies the fields from the matching documents to return. a) selection b) projection c) union d) none of the mentioned 2. Point out the correct statement. a) Secondary indexes allow applications to store … Read more
This set of MongoDB Multiple Choice Questions & Answers (MCQs) focuses on “Generate Test Data”. 1. Which of the following will implicitly create the collection testData? a) while (var i = 1; i
This set of MongoDB Questions and Answers for freshers focuses on “Getting Started with MongoDB – 2”. 1. When you query a collection, MongoDB returns a ________ object that contains the results of the query. a) row b) cursor c) colums d) none of the mentioned 2. Point out the correct statement. a) A database … Read more
This set of MongoDB Multiple Choice Questions & Answers (MCQs) focuses on “Getting Started with MongoDB-1”. 1. __________ is a part of the standard MongoDB distribution and provides a full JavaScript environment. a) mongod b) mongodb c) mongo d) none of the mentioned 2. Point out the correct statement. a) MMS provides backup and monitoring … Read more
