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Dahua Technology India
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Dahua Technology India Pvt.Ltd. Interview Questions and Answers
14 Interview questions
Recordings in NVRs/DVRs can be saved using various methods, ensuring data integrity and accessibility.
Use appropriate storage capacity: Ensure NVR/DVR has enough hard drive space for recordings.
Configure recording settings: Set resolution, frame rate, and recording schedule based on needs.
Implement redundancy: Use RAID configurations for data protection against drive failures.
Utilize cloud storage: For off-site ba...
2 MP resolution refers to a camera or display with 2 million pixels.
2 MP stands for 2 megapixels
It means the camera or display has a resolution of 1600 x 1200 pixels
Higher resolution results in clearer and more detailed images
BLC stands for Basic Life Cycle and HLC stands for High Level Cycle.
BLC refers to the basic stages of a product or system's life cycle, including development, testing, and deployment.
HLC refers to the higher-level phases of a product or system's life cycle, such as maintenance, updates, and retirement.
Understanding both BLC and HLC is important for ensuring the successful management of a product or system.
WDR stands for Wide Dynamic Range. It is a feature in cameras that allows them to capture clear images in both bright and dark areas.
WDR helps to balance the exposure in different parts of the image
It is useful in scenarios where there are both bright and dark areas in the same frame
WDR technology combines multiple images taken at different exposures to create a single well-exposed image
Bitrate is the number of bits processed or transmitted per unit of time.
Bitrate is commonly used in digital multimedia and telecommunications to measure data transfer rates.
It is typically measured in bits per second (bps) or kilobits per second (kbps).
Higher bitrate generally means better quality but also requires more bandwidth.
For example, a video with a bitrate of 10 Mbps will have higher quality than the same...
Compliance in HR refers to following laws, regulations, and company policies to ensure fair treatment of employees.
Adhering to labor laws such as minimum wage, overtime pay, and workplace safety regulations
Following anti-discrimination laws to prevent discrimination based on race, gender, age, etc.
Maintaining accurate employee records and ensuring data privacy and security
Complying with company policies on attenda...
Excel is a spreadsheet program developed by Microsoft used for data organization, analysis, and visualization.
Excel is used for creating spreadsheets to organize data
It allows for data analysis through functions and formulas
Excel can be used for creating charts and graphs to visualize data
It is commonly used in business for financial analysis and reporting
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 amount...
DVR records analog camera footage, while NVR records IP camera footage.
DVR stands for Digital Video Recorder and records footage from analog cameras.
NVR stands for Network Video Recorder and records footage from IP cameras.
DVR uses coaxial cables to connect to cameras, while NVR uses Ethernet cables.
NVR systems are more flexible and scalable compared to DVR systems.
NVR systems can also support advanced features li...
I have worked on a wide range of devices in Electronics, including smartphones, laptops, tablets, and various home appliances.
Smartphones
Laptops
Tablets
Home appliances
Dahua Technology India Pvt.Ltd. Interview Experiences
22 interviews found
Anonymous
Selected
I applied via Naukri.com and was interviewed before Sep 2021. There were 2 interview rounds.
(2 Questions)
- Q1. What is WDR ?
- Ans.
WDR stands for Wide Dynamic Range. It is a feature in cameras that allows them to capture clear images in both bright and dark areas.
WDR helps to balance the exposure in different parts of the image
It is useful in scenarios where there are both bright and dark areas in the same frame
WDR technology combines multiple images taken at different exposures to create a single well-exposed image
- Q2. What is BLC and HLC
- Ans.
BLC stands for Basic Life Cycle and HLC stands for High Level Cycle.
BLC refers to the basic stages of a product or system's life cycle, including development, testing, and deployment.
HLC refers to the higher-level phases of a product or system's life cycle, such as maintenance, updates, and retirement.
Understanding both BLC and HLC is important for ensuring the successful management of a product or system.
(2 Questions)
- Q1. What is the Bitrate
- Ans.
Bitrate is the number of bits processed or transmitted per unit of time.
Bitrate is commonly used in digital multimedia and telecommunications to measure data transfer rates.
It is typically measured in bits per second (bps) or kilobits per second (kbps).
Higher bitrate generally means better quality but also requires more bandwidth.
For example, a video with a bitrate of 10 Mbps will have higher quality than the same vide...
- Q2. What is resolution of 2 MP
- Ans.
2 MP resolution refers to a camera or display with 2 million pixels.
2 MP stands for 2 megapixels
It means the camera or display has a resolution of 1600 x 1200 pixels
Higher resolution results in clearer and more detailed images
Interview Preparation Tips
Selected
I appeared for an interview in May 2025, where I was asked the following questions.
- Q1. I was asked about the components
- Q2. I was given a PCB for repair so I repaired the PCB
Selected
(4 Questions)
- Q1. All question all related to IP and AHD Cameras
- Q2. Some questions about biometric and access control
- Q3. Difference between Dvr and Nvr
- Ans.
DVR records analog camera footage, while NVR records IP camera footage.
DVR stands for Digital Video Recorder and records footage from analog cameras.
NVR stands for Network Video Recorder and records footage from IP cameras.
DVR uses coaxial cables to connect to cameras, while NVR uses Ethernet cables.
NVR systems are more flexible and scalable compared to DVR systems.
NVR systems can also support advanced features like mo...
- Q4. Which cable use for AHD Cameras and which cable Use for IP Cameras
- Ans.
Coaxial cable is used for AHD cameras and Ethernet cable is used for IP cameras.
Coaxial cable is commonly used for AHD cameras because it can transmit high-definition video signals over long distances without loss of quality.
Ethernet cable, such as Cat5e or Cat6, is typically used for IP cameras as it allows for power and data transmission over a single cable.
AHD cameras require BNC connectors for coaxial cable, while ...
Skills evaluated in this interview
- Q1. Maintenance of Dahua CCTV cameras, POE DVRs, NVRs, XVR, and related security equipment. Proficient in network connectivity, troubleshooting, and resolving technical issues related to IP-based surveillance ...
- Q2. I am confident in my ability to effectively troubleshoot and resolve technical issue related To Dahua Security System
Selected
I applied via Approached by Company and was interviewed in Apr 2024. There were 3 interview rounds.
It was vary good experience
(1 Question)
- Q1. About my work experience, technical experience, work thought process etc.
(1 Question)
- Q1. About personal profile, work experience, expectations,
PANKAJ KUMAR
(1 Question)
- Q1. Overall billing
I applied via Campus Placement and was interviewed before Aug 2023. There were 3 interview rounds.
Logical Reasoning, Arithmetic
(1 Question)
- Q1. Difference Hub Router Switch
- Ans.
A hub is a simple networking device that connects multiple devices in a network. A router is a networking device that forwards data packets between computer networks. A switch is a networking device that connects devices within a network.
Hub operates at physical layer, router operates at network layer, switch operates at data link layer
Hub broadcasts data to all devices in the network, router forwards data between diff...
(1 Question)
- Q1. Introduce Yourself
- Ans.
I am a recent graduate with a degree in Computer Science and a passion for technology. I have experience with programming languages such as Java, Python, and SQL.
Recent graduate with a degree in Computer Science
Passionate about technology
Proficient in Java, Python, and SQL
Interview Preparation Tips
They just take interview and not give any response.
They do the timepass.
Skills evaluated in this interview
Selected
I applied via Referral and was interviewed before Jul 2023. There was 1 interview round.
(2 Questions)
- Q1. What do you know about excel?
- Ans.
Excel is a spreadsheet program developed by Microsoft used for data organization, analysis, and visualization.
Excel is used for creating spreadsheets to organize data
It allows for data analysis through functions and formulas
Excel can be used for creating charts and graphs to visualize data
It is commonly used in business for financial analysis and reporting
- Q2. What are the compliance in HR
- Ans.
Compliance in HR refers to following laws, regulations, and company policies to ensure fair treatment of employees.
Adhering to labor laws such as minimum wage, overtime pay, and workplace safety regulations
Following anti-discrimination laws to prevent discrimination based on race, gender, age, etc.
Maintaining accurate employee records and ensuring data privacy and security
Complying with company policies on attendance, ...
Skills evaluated in this interview
Arup Deka
(1 Question)
- Q1. IP fiber connection
(1 Question)
- Q1. What are the major projects you have worked in
(1 Question)
- Q1. There is closed room and you have to propose the surveillance solution so that no one misbehaves with women's , which types of cameras and analytics will you use
- Ans.
Propose a surveillance solution with cameras and analytics to ensure women's safety in a closed room.
Use high-definition IP cameras for clear image quality, such as Hikvision or Axis.
Implement motion detection analytics to alert security personnel of unusual movements.
Incorporate facial recognition technology to identify known offenders.
Utilize audio analytics to detect raised voices or distress signals.
Ensure cameras ...
(1 Question)
- Q1. Why do you want to change the company
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Dahua Technology India Pvt.Ltd. Interview FAQs
Some of the top questions asked at the Dahua Technology India Pvt.Ltd. interview -
The duration of Dahua Technology India Pvt.Ltd. interview process can vary, but typically it takes about less than 2 weeks to complete.
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Dahua Technology India Pvt.Ltd. Interviews By Designations
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based on 24 interview experiences
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Dahua Technology India Pvt.Ltd. Reviews and Ratings
based on 265 reviews
Rating in categories
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