Olete.in – MCQs, Mock Tests & Government Job Prep | NOSQL NoSQL Interview Multiple Choice Questions And Answers

Which of the following is not a NoSQL database?

1. Cassandra
2. MongoDB
3. SQL Server
4. None of the above

✅ Correct Answer: 3

Which of the following is a nosql database type?

1. SQL
2. JSON
3. Document databases
4. None of the Above

✅ Correct Answer: 3

Which of the following are the simplest NoSQL databases?

1. Key-value
2. Document
3. Wide-column
4. All of the above

✅ Correct Answer: 1

What is the aim of nosql?

1. NoSQL is not suitable for storing structured data.
2. NoSQL databases allow storing non-structured data.
3. NoSQL is a new data format to store large datasets.
4. NoSQL provides an alternative to SQL databases to store textual data.

✅ Correct Answer: 3

Which of the following is not a strong feature for nosql databases?

1. Scalability
2. Relational data
3. Faster data access than RDBMS.
4. Data easily held across multiple servers

✅ Correct Answer: 2

What are the types of nosql databases

1. Document databases.
2. Key-value stores
3. Graph & Column-oriented databases.
4. All of the above

✅ Correct Answer: 4

Which of the following is not a valid NoSQL database?

1. Cassandra
2. Scylla
3. Handhoop / Hbase
4. PostgreSQL

✅ Correct Answer: 4

What is NoSQL database?

1. NoSQL is a database is an enhanced form of RDBMS.
2. NoSQL is database that is built with enhancements to DBMS.
3. NoSQL is a database that is built on ways and means other than table.s and columns.
4. None of the Above

✅ Correct Answer: 3

NoSQL can be referred to as .............

1. No SQL
2. Only SQL
3. Not Only SQL
4. SQL Undefined

✅ Correct Answer: 3

Which of the following represent column in NoSQL.

1. Field
2. Database
3. Collection
4. Document

✅ Correct Answer: 1

The core principle of nosql is

1. Low availability
2. High availability
3. Both A and B
4. None of the above

✅ Correct Answer: 2

................. is a online NoSQL developed by Cloudera.

1. Oozie
2. Hbase
3. Imphala
4. HCatalog

✅ Correct Answer: 2

NoSQL databases is used mainly for handling large volumes of ______________ data.

1. structured
2. unstructured
3. semi-structured
4. None of above

✅ Correct Answer: 2

Which of the following is not an example of a nosql database management system?

1. HBase
2. MongoDB
3. CouchDB
4. PostgreSQL

✅ Correct Answer: 4

Which of the following is a characteristic of a NoSQL database?

1. Uses JSON
2. Needs a schema
3. Requires JOINs
4. Uses tables for storage

✅ Correct Answer: 1

Which of the following are the simplest NoSQL databases?

1. Document
2. Wide column
3. Key value
4. All of them

✅ Correct Answer: 3

A NoSQL database includes __ of design, simpler horizontal scaling to clusters of machines and finer control over availability.

1. simplicity
2. difficulty
3. complexity
4. All of the above

✅ Correct Answer: 1

MongoDB written in ________.

1. C
2. C++
3. JavaScript
4. All of the above

✅ Correct Answer: 4

NoSQL databases are most often referred to as

1. Network
2. Distributed
3. Relational
4. Object-oriented

✅ Correct Answer: 3

Which of the following is a reason to use an SQL database?

1. It's ACID-compliant.
2. It can easily store unstructured data. It's ACID-compliant.
3. It can enable development in the cloud
4. None of above

✅ Correct Answer: 1

Which of the following is true of nosql databases?

1. They do not support very large amounts of sparse data.
2. They do not support distributed database architectures.
3. They are not based on the relational model
4. They are geared toward transaction consistency rather than performance.

✅ Correct Answer: 3

Which of the following is a primary classification for nosql architectures

1. Document & Graph Database
2. Key / value database
3. column-oriented database
4. All of the above

✅ Correct Answer: 4

Why NoSQL Databases are more preferable?

1. Flexibility
2. Faster Development
3. Both A and B
4. None of the above

✅ Correct Answer: 3

Which of the following is not a strong feature for NoSQL databases?

1. Scalability
2. Relational data
3. Faster data access than RDBMS.
4. All of the above

✅ Correct Answer: 2

NoSQL database are most often referred to as ..........

1. Network
2. Relational
3. Distributed
4. None of the above

✅ Correct Answer: 2

NoSQL databases typically handle large volumes of

1. structured data
2. unstructured data
3. semi-structured data
4. None of the above

✅ Correct Answer: 2

Which of the following is not a reason NoSQL has become a popular solution for some organizations?

1. Better scalability
2. Faster access to data than RDBMS
3. Improved ability to keep data consistent
4. All of the above

✅ Correct Answer: 3

It is best to use a NoSQL database ________.

1. When providing confidentiality, integrity and availability is crucial
2. When the data is predictable
3. When the retrieval speed of data is not critical
4. When the retrieval of large quantities of data is needed

✅ Correct Answer: 4

What are the disadvantages of NoSQL?

1. NoSQL is not compatible with SQL.
2. In order to support ACID developers will have to implement their own code, making their systems more complex.
3. NoSQL databases don’t have the reliability functions which Relational Databases have
4. All of the above

✅ Correct Answer: 4

Which company developed NoSQL database Apache Cassandra?

1. Microsoft
2. Twitter
3. Google
4. Facebook

✅ Correct Answer: 4

NoSQL databases are increasingly used in ............. web applications

1. big data
2. real-time
3. advance
4. All of the above

✅ Correct Answer: 4