Dahua Technology India Pvt.Ltd. Solution Engineer Interview Questions, Process, and Tips

Questions related to Security Surveillance.

Just normal GD basically they're examine our Speaking and Confidence.

Q1. Difference between SQL and NoSQL.
Ans. 
SQL is a traditional relational database system, while NoSQL is a non-relational database system.
• SQL databases are table-based, with predefined schema and structured data.

• NoSQL databases are document-based, key-value pairs, wide-column stores, or graph databases, with flexible schema and unstructured data.

• SQL databases are good for complex queries and transactions, while NoSQL databases are better for large amounts of ...read more
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Q2. What is a server ? How it's different from PC ?
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A server is a computer or software that provides functionality or resources to other devices on a network. It differs from a PC in terms of its purpose and capabilities.
• A server is designed to provide services or resources to other devices on a network, such as hosting websites, storing files, or managing network traffic.

• Servers typically have more powerful hardware components, such as faster processors, more memory, a...read more
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Q3. OSI layer and What do you mean by Bandwidth.
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OSI layer is a networking model with 7 layers. Bandwidth refers to the maximum data transfer rate of a network or internet connection.
• OSI layer is a networking model that divides network communication into 7 layers.

• Each layer has specific functions and protocols to facilitate communication between devices.

• Bandwidth refers to the maximum rate at which data can be transferred over a network or internet connection.

• It is t...read more
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Q4. What's a Camera Sensor? What's use of sensor ? Sizes of Sensor.
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A camera sensor is a device that converts light into electrical signals to capture images. Sensors vary in size and are used in digital cameras, smartphones, and other imaging devices.
• Camera sensor converts light into electrical signals to capture images

• Common sensor sizes include full-frame, APS-C, Micro Four Thirds, and 1-inch sensors

• Used in digital cameras, smartphones, security cameras, and other imaging devices
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Q1. My Education background.
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Q2. Where did you see yourself after 5 years ?
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Q3. Strength and Weakness
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Q4. How will you handle the pressure and workload ?
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