MongoDB is a popular NoSQL database system renowned for its flexibility and scalability. It uses a document-oriented model, storing data in JSON-like BSON format, allowing for dynamic schemas and easy data manipulation. MongoDB's distributed architecture supports horizontal scaling, ensuring high availability and performance. It's widely utilized for applications requiring real-time data access and complex data structures. Its features include automatic sharding, replication, and support for geospatial data, making it a versatile choice for a broad range of industries, from e-commerce and social media to IoT and big data analytics.
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Practice Test
201. What is a common use case for MongoDB in e-commerce applications?
A. Product recommendations
B. Inventory management
C. Customer reviews
D. Real-time analytics
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Answer: Product recommendations
202. In content management systems (CMS), MongoDB is commonly used for what purpose?
A. User authentication
B. Storing images
C. Managing user comments
D. Storing and serving content
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Answer: Storing and serving content
203. Which use case often involves utilizing MongoDB for handling high volumes of time-series data?
A. Social media platforms
B. Internet of Things
C. E-commerce websites
D. Content management systems
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Answer: Internet of Things
204. What is a typical use case for MongoDB in the healthcare industry?
A. Inventory management
B. Patient record storage
C. Mobile app development
D. Weather forecasting
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Answer: Patient record storage
205. What is a primary use case for MongoDB in the field of IoT (Internet of Things)?
A. Social media analytics
B. Device data storage
C. Weather forecasting
D. Video streaming
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Answer: Device data storage
206. In which industry is MongoDB often employed for handling large volumes of sensor data?
A. Telecommunications
B. E-commerce
C. Food delivery
D. Video gaming
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Answer: Telecommunications
207. What is a common use case for MongoDB in the gaming industry?
A. Storing customer reviews
B. Managing player profiles
C. Inventory management
D. Real-time analytics
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Answer: Managing player profiles
208. Which use case typically involves MongoDB for real-time data analytics and decision support?
A. Healthcare
B. Retail
C. Financial services
D. Social media analytics
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Answer: Financial services
209. What is a common use case for MongoDB in the field of social media?
A. Storing and serving user-generated content
B. Inventory management
C. Healthcare data storage
D. Online code repositories
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Answer: Storing and serving user-generated content
210. In the field of logistics and transportation, MongoDB is commonly used for what purpose?
A. Managing route optimization
B. Social media analytics
C. Customer reviews
D. Inventory management
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Answer: Managing route optimization
