gs gs112 MongoDB CRUD Concepts and Operation - CRUD Concepts - Quiz No.1
gs gs112 MongoDB Quiz
This quiz belongs to book/course code gs gs112 MongoDB of gs organization. We have 98 quizzes available related to the book/course MongoDB. This quiz has a total of 10 multiple choice questions (MCQs) to prepare and belongs to topic MongoDB CRUD Concepts and Operation. NVAEducation wants its users to help them learn in an easy way. For that purpose, you are free to prepare online MCQs and quizzes.
NVAEducation also facilitates users to contribute in online competitions with other students to make a challenging situation to learn in a creative way. You can create one to one, and group competition on an topic of a book/course code. Also on NVAEducation you can get certifications by passing the online quiz test.
Question 1: A query may include a ___________ that specifies the fields from the matching documents to return.
selection
projection
union
none of the mentioned
Question 2: Point out the correct statement.
Secondary indexes allow applications to store a view of a portion of the collection in an efficient data structure
MongoDB has full support for secondary indexes
Most indexes store an ordered representation of all values of a field or a group of fields
All of the mentioned
Question 3: MongoDB stores all documents in _____________
tables
collections
rows
all of the mentioned
Question 4: In MongoDB _________ operations modify the data of a single collection.
CRUD
GRID
READ
All of the mentioned
Question 5: Point out the wrong statement.
Indexes cannot enforce uniqueness in collection
CRUD stands for create, read, update, and delete
CRUD application is the most simplest application
All of the mentioned
Question 6: Which of the following operation adds a new document to the users collection?
add
insert
truncate
drop
Question 8: Applications can also control the behavior of write operations using _______ concern.
read
write
truncate
all of the mentioned
Question 9: MongoDB process collection of documents using _________ operations.
Hbase
Hive
Map-reduce
None of the mentioned
Question 10: Which of the following pipeline is used for aggregation in MongoDB?
data processing
information processing
knowledge processing
none of the mentioned
Online Quizzes of gs112 MongoDB
GridFS, BSON Datatype and Administration Concepts - BSON - Quiz No.1
gs gs112
MongoDB Online Quizzes
