What distinguishes Simple APIs from typical NoSQL databases regarding query languages?

They lack standard NoSQL query languages.

They rely heavily on SQL syntax.

They implement complex query planners.

They only support fixed schemas.

According to the CAP theorem, what does "Consistency" in a distributed data store mean?

Data consistency requires that after an operation is performed, the data remains consistent.

The data store remains consistently available.

The system should operate smoothly even with communication disruptions.

The database must maintain constant availability without any downtime.

What does "Eventual Consistency" refer to in the context of distributed data stores?

Data replication that may not occur instantly but eventually converges to a consistent state over time.

Data consistency that is immediately achieved.

Data consistency that is achieved only if all nodes are available.

Data replication that occurs instantly across all machines.

What does BASE stand for in the context of distributed data stores?

Basically Available, Soft state, Eventual consistency

Basic Availability, Strong state, Eventual consistency

Basically Available, Stable state, Immediate consistency

Basic Accessibility, Soft state, Eventual consistency

What are the four main types of NoSQL databases?

Key-value pair, Column-oriented, Graph-based, Document-oriented

Relational, Hierarchical, Network, Object-oriented

SQL, MongoDB, Cassandra, CouchDB

Simple API, Distributed, Consistent, CAP

What is a key-value pair storage database primarily engineered to manage?

Substantial data volumes and high workloads

In a key-value pair storage database, how is data organized?

In a hash table structure as key/value pairs

In tables with fixed-column records

As documents in JSON or XML format

In a graph-type structure with nodes and edges

What are key-value stores considered in the context of NoSQL databases?

Collections, dictionaries, and associative arrays

In which applications are document-oriented databases primarily employed?

Content management systems and blogging platforms

Data warehouses and business intelligence

Real-time analytics and e-commerce applications

What is the advantage of NoSQL databases in terms of handling big data?

No support for key developer languages

What advantage does NoSQL offer in terms of data replication?

Limited replication capabilities

According to the advantages of NoSQL, what does it eliminate the need for?

A dedicated high-performance server

How does MongoDB automatically generate a database?

When data is first saved to a defined collection

By using the "create database" command

By executing the "use DATABASE_NAME" command

By manually creating a database before saving data

What is the purpose of the "show dbs" command in MongoDB?

To list all available databases

To view the contents of a collection

Which method is used to delete a collection from a MongoDB database?

db.deleteCollection(collection_name)

db.removeCollection(collection_name)

What does the "db.collection.remove()" method operate with in MongoDB?

Two parameters: Deletion criteria and JustOne

Two parameters: Selection criteria and Update data

Three parameters: Collection name, Selection criteria, and Update data

How is the $in operator used in MongoDB?

{ field: { $in: [value1, value2, ...] } }

{ field: { $nin: [value1, value2, ...] } }

How is the $nin operator used in MongoDB?

{ field: { $nin: [value1, value2, ...] } }

{ field: { $in: [value1, value2, ...] } }

In MongoDB, how is the $lte operator used?

{ field: { $nin: [value1, value2, ...] } }

What does the $ne operator do in MongoDB?

Chooses documents where the field value is not equal to the specified value

Chooses documents where the field value is not in the specified array

Chooses documents where the field value is greater than the specified value

Chooses documents where the field value is not in the specified array or does not exist

How is the $nin operator used in MongoDB?

{ field: { $nin: [value1, value2, ...] } }

How is the $not operator used in MongoDB?

{ field: { $not: { <operator-expression> } } }

What does the $exists operator do in MongoDB?

Matches documents that contain the field when Boolean is true

Matches documents where the field value is not in the specified array or does not exist

Chooses documents where the value of a field is an instance of the specified BSON type

Matches documents where the field value is null

How is the $type operator used in MongoDB?

{ field: { $type: <BSON type> } }

{ $type: { field: [divisor, remainder] } }

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary advantage of NoSQL databases over relational databases, especially in handling large data sets?

Better SQL syntax

Lower cost

Faster system response times

More complex features

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to the history of NoSQL databases, what technology was introduced in 2004?

CouchDB

Google BigTable

Neo4j

Amazon Dynamo

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a characteristic feature of NoSQL databases regarding their relationship with the relational model?

They strictly adhere to the relational model.

They lack support for tables.

They require object-relational mapping.

They emphasize data normalization.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the context of NoSQL databases, what does "scaling out" refer to?

Investing in costly hardware upgrades.

Distributing the database load across multiple hosts.

Adopting a more lenient data schema.

Implementing complex query languages.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of the term "NoREL" as an alternative term for NoSQL?

No Relational Language

Not Relational

New Relationship Model

No Relational

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What feature distinguishes NoSQL databases in terms of data handling capabilities?

SQL syntax for data storage

Extensive use of joins

Reliance on fixed schemas

Ability to store structured, semi-structured, unstructured, and polymorphic data

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary characteristic of a Simple API?

Complex interfaces for data manipulation

Limited data storage capabilities

User-friendly interfaces for storing and querying data

Exclusive use of NoSQL query languages

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104 Reviewer

What is the primary advantage of NoSQL databases over relational databases, especially in handling large data sets?

According to the history of NoSQL databases, what technology was introduced in 2004?

What is a characteristic feature of NoSQL databases regarding their relationship with the relational model?

In the context of NoSQL databases, what does "scaling out" refer to?

What is the significance of the term "NoREL" as an alternative term for NoSQL?

What feature distinguishes NoSQL databases in terms of data handling capabilities?

What is the primary characteristic of a Simple API?

Which text-based protocol is commonly employed by Simple APIs for data manipulation?

What distinguishes Simple APIs from typical NoSQL databases regarding query languages?

What architecture minimizes coordination and enhances distribution in Simple APIs?

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