VVDN Technologies Junior Engineer Interview Questions and Answers

Q1. What is printed circuit board
Ans. 
A printed circuit board is a board made of non-conductive material with conductive pathways etched or printed onto it for connecting electronic components.
• Consists of non-conductive material

• Has conductive pathways for connecting electronic components

• Used in electronic devices like computers, smartphones, and TVs
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Q2. Printed circuit board three types
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Printed circuit boards can be classified into single-sided, double-sided, and multi-layered boards.
• Single-sided PCBs have components on only one side of the board.

• Double-sided PCBs have components on both sides of the board.

• Multi-layered PCBs have multiple layers of conductive material separated by insulating layers.

• Examples: Arduino Uno (single-sided), Raspberry Pi (double-sided), smartphones (multi-layered)
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Discussion (GD) is a comprehensive technique to judge the suitability of an individual and his appropriateness for admission, scholarship, job, etc

Round robin assignment means that each new lead is assigned to a different user until everyone has been assigned the same amount and the cycle repeats. For

Q1. Having special and usually practical knowledge especially of a mechanical or scientific subject. a technical consultant
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Q2. What was gd, what was assignment and what was technical
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Q1. 5S, ESD , PROCESS, Etc
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Q2. Main board falesing and debugging
Ans. 
Main board failing and debugging involves identifying issues in the main circuit board and troubleshooting them effectively.
• Check for physical damage: Look for burnt components or broken traces.

• Use a multimeter: Measure voltage levels at various points to ensure they are within specifications.

• Inspect solder joints: Cold or cracked solder joints can cause intermittent failures.

• Run diagnostic tests: Use built-in self-tes...read more
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Q3. 5core, 4m ,3R ,7qc tool etc
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Q4. Ms Excel ,data entry
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Q1. How to testing Tx Rx balue
Ans. 
Testing Tx Rx value involves checking the transmission and reception of data between devices.
• Ensure proper connection and configuration of Tx and Rx ports

• Send test data from Tx and verify if it is received correctly by Rx

• Check for any errors or discrepancies in the transmitted and received data

• Use appropriate testing tools or equipment like loopback adapters or network analyzers

• Perform functional and performance testin...read more
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Q2. How to conect with band WiFi
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To connect with band WiFi, you need to follow a few simple steps.
• Make sure your device supports the band frequency of the WiFi network

• Search for available WiFi networks and select the band WiFi network

• Enter the password if required

• If the network is hidden, manually add the network by entering the SSID and password

• If the connection fails, try resetting the router or contacting the network administrator
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Q1. What is the experience
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Q2. What is tha skill
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Q3. What is tha management system
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Q4. What is the seniorty
Ans. 
Seniority refers to the level of experience and rank of an employee within an organization.
• Seniority often determines job responsibilities and decision-making authority.

• In many companies, seniority affects salary and benefits; for example, a senior engineer may earn more than a junior engineer.

• Seniority can influence promotion opportunities; longer-tenured employees may have priority for advancement.

• In some industries,...read more
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Q5. What are the responsibilities of the employee
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Q6. What is the safety
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Safety refers to the condition of being protected from harm or danger, ensuring well-being in various environments.
• Safety involves risk assessment and management to prevent accidents.

• In engineering, safety protocols ensure machinery operates without hazards.

• Examples include using safety gear like helmets and gloves on construction sites.

• Safety regulations, such as OSHA standards, help maintain workplace safety.
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Q1. Interview question were like What is your qualification What is your trade in engineering Some questions from releted trade like What is transister, capecitor, etc.
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Q2. Then hr round start They ask why they hire me How long i will work in their company How passionate i am for their work
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