DV GROUP OF COMPANIES Computer Hardware Engineer Interview Questions and Answers

Prepare with all the basic aptitude test. As I went through college placement it was smooth. From this 3/4 of the peoples are selected.

Q1. It is both Technical and HR
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Q2. They asked whatever is mentioned the resume in detail.
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Aptitude test in based on hardware computer networking

Q1. Tell me about your self ?
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Q2. Why should be hire you ?
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Q3. What is your weakness
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Q4. What is your strength
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Hardware computer networking

Q1. Q1. What is Protocol and full Explanation. Ans. Protocol is a set of rules which are used in digital communication to connect network device and Exchange information between them.
Ans. 
Protocol is a set of rules used in digital communication to connect network devices and exchange information.
• Protocols define the format, timing, sequencing, and error checking of data transmission.

• Examples of protocols include TCP/IP, HTTP, FTP, and SMTP.

• Protocols ensure that devices can communicate effectively and understand each other's data.

• Different protocols serve different purposes, such as routing data, sending
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Q2. Q2. What is a Gateway and full Explanation. Ans. Gateway is a hardware device that is used to connect two dissimilar type of network. It allows us to send and receive data through the internet event it is ...read more
Ans. 
A gateway is a hardware device that connects two dissimilar types of networks, allowing data to be sent and received through the internet even if it is a LAN network.
• Gateway acts as an entry and exit point for data traffic between networks

• It translates data between different network protocols

• Examples include routers and firewalls that connect a local network to the internet
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Q1. What is operating system ? Ans. Operating system is system software it is an interface between user and computer hardware. It is a single operating system
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An operating system is system software that serves as an interface between users and computer hardware.
• Operating system is responsible for managing computer resources and providing a platform for running applications.

• It controls and coordinates the hardware and software components of a computer system.

• Examples of operating systems include Windows, macOS, Linux, and Android.

• Operating systems provide services such as fil...read more
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Q2. How many types Server ? Ans. There are six commanly Server type 1. Web Server 2. Application Server 3. Database Server 4. Mail. Server 5. FTP Server ...read more
Ans. 
There are six commonly known types of servers: Web, Application, Database, Mail, FTP, and DNS servers.
• Web servers handle HTTP requests and deliver web pages to clients.

• Application servers provide a platform for running applications and managing resources.

• Database servers store and manage databases, allowing access and retrieval of data.

• Mail servers handle email communication, including sending, receiving, and storing m...read more
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Q1. Basics on digital electronics
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Aptitude test is very difficult It takes more time for thinking

Q1. About resume questions
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Q2. Power' supplies Testing
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Q3. Card level tesing
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Q4. Soldering on Printed Circuit Board
Ans. 
Soldering on Printed Circuit Board
• Soldering is a process of joining electronic components to a PCB using solder

• It requires heating the solder and applying it to the joint

• Soldering ensures electrical and mechanical connections on the PCB

• Proper soldering techniques are crucial for reliable circuit operation

• Common soldering tools include soldering iron, solder wire, and flux

• Techniques like through-hole soldering and surfa...read more
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Q5. My skills on resume
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About my Testing ,my skills

About any topic on gd