30+ Electronic Technician Interview Questions and Answers

Devices used in wireless networks include routers, access points, modems, and wireless adapters.

• Routers: used to connect multiple devices to a network and manage traffic

• Access points: used to extend the range of a wireless network

• Modems: used to connect to the internet

• Wireless adapters: used to connect devices to a wireless network

To solve product related technical issues, identify the problem, gather information, troubleshoot, and implement a solution.

• Identify the problem by listening to customer complaints or conducting tests

• Gather information about the product, its specifications, and any relevant documentation

• Troubleshoot by using diagnostic tools, analyzing error codes, or performing tests

• Implement a solution by repairing or replacing faulty components, updating software, or providing instructions...read more

The major issues of electronic products include component failure, power supply problems, and electromagnetic interference.

• Component failure: Electronic products can experience issues with individual components such as resistors, capacitors, or integrated circuits. This can lead to malfunctioning or complete failure of the product.

• Power supply problems: Faulty power supply units or inadequate power management can cause issues like voltage fluctuations, overheating, or power s...read more

The best smartphone under rupees 20000 is the Poco X3 Pro.

• Poco X3 Pro has a powerful Snapdragon 860 processor

• It has a 6.67-inch FHD+ display with a 120Hz refresh rate

• The phone has a 48MP quad-camera setup and a 20MP front camera

• It comes with a 5160mAh battery and supports 33W fast charging

• Other options include Redmi Note 10 Pro and Realme 8 Pro

I am currently using an iPhone 12 Pro Max with 256GB storage.

• iPhone 12 Pro Max

• 256GB storage capacity

I will create engaging content highlighting the benefits of Reliance Jio and share it on various social media platforms.

• Create visually appealing graphics and videos showcasing the features of Reliance Jio

• Use relevant hashtags to increase visibility and reach

• Collaborate with influencers and bloggers to promote Reliance Jio

• Run social media contests and giveaways to increase engagement

• Respond promptly to customer queries and feedback

• Monitor social media analytics to track the s...read more

Jio is a telecom company and not a bike manufacturer.

• Jio's core business is providing telecom services.

• Launching a bike would require significant investment and expertise in manufacturing.

• There is no indication that Jio has any plans to enter the automotive industry.

• Jio has focused on expanding its digital services and offerings.

• It is unlikely that launching a bike would align with Jio's overall business strategy.

Full wave rectifier converts AC to DC by using both halves of the input waveform.

• Uses four diodes to rectify both positive and negative half cycles of AC signal

• Produces a pulsating DC output with a frequency twice that of input AC signal

• Filtering is required to smoothen the output waveform

• Efficiency is higher than half wave rectifier

• Used in power supplies, battery chargers, and welding machines

Yes, Tesla cards can be useful for the Indian market.

• India is a growing market for electric vehicles

• Tesla's focus on sustainability aligns with India's push for renewable energy

• Tesla's technology and features can appeal to Indian consumers

• However, Tesla's high price point may limit its market share in India

Jio offers a wide range of products including mobile services, broadband, digital content, and smart devices.

• Jio mobile services

• JioFiber broadband

• JioSaavn music streaming

• JioCinema video streaming

• JioTV live TV streaming

• JioMart online grocery store

• JioMeet video conferencing

• JioPhone smart devices

NPN and PNP sensors are types of bipolar junction transistors used in electronic circuits.

• NPN and PNP sensors are commonly used in industrial automation and control systems.

• NPN sensors use an N-type semiconductor sandwiched between two P-type semiconductors, while PNP sensors use a P-type semiconductor sandwiched between two N-type semiconductors.

• NPN sensors are active low devices, meaning they output a low voltage when activated, while PNP sensors are active high devices, me...read more

PCB stands for Printed Circuit Board, it is a board made of non-conductive material on which electronic components are mounted and connected.

• PCB provides mechanical support to electronic components

• PCB provides electrical connections between components

• PCB helps in reducing the size of electronic devices

• Components on PCB include resistors, capacitors, diodes, transistors, etc.

4G is faster than 3G due to advancements in technology and increased bandwidth.

• 4G uses more advanced modulation techniques to increase data transfer rates

• 4G has a wider bandwidth than 3G, allowing for more data to be transmitted at once

• 4G uses multiple antennas to improve signal strength and reduce interference

• 4G networks are designed to handle more data traffic than 3G networks

• Examples: LTE, WiMAX

Jio plans to expand its network and services, including 5G technology and IoT devices.

• Jio plans to launch 5G services in India in 2021.

• Jio is also working on developing IoT devices for smart homes and businesses.

• Jio aims to expand its network coverage to reach more rural areas in India.

• Jio is investing in new technologies like blockchain and AI to enhance its services.

• Jio is also expanding its e-commerce platform, JioMart, to compete with Amazon and Flipkart.

Transistor principle is the ability of a small current to control a larger current in a circuit.

• Transistor is a three-layer semiconductor device.

• It works as an amplifier or a switch.

• The principle is based on the ability of a small current to control a larger current.

• The three layers are called emitter, base, and collector.

• The base current controls the flow of current between emitter and collector.

• Transistors are widely used in electronic devices such as radios, computers, and...read more

Ceiling fan windings and mixie motors are commonly changed and repaired by electronic technicians.

• Ceiling fan windings may need to be replaced if they are burnt out or damaged.

• Mixie motors may need to be replaced if they are not functioning properly.

• Electronic technicians have the skills and knowledge to diagnose and repair issues with ceiling fan windings and mixie motors.

Jio is a mobile network operator in India and is not used in any other country.

• Jio is an Indian mobile network operator.

• It is not used in any other country.

• Jio has over 400 million subscribers in India.

• Jio offers affordable 4G data plans and free voice calls.

• Jio has disrupted the Indian telecom market since its launch in 2016.

A single phase line is an electrical circuit that carries alternating current (AC) power at a voltage and frequency suitable for domestic and small commercial purposes.

• Single phase line has two conductors - one live/hot wire and one neutral wire.

• Commonly used in residential buildings for powering lighting, appliances, and other electrical devices.

• Voltage typically ranges from 100-240 volts, with a frequency of 50-60 Hz.

• Examples include power outlets in homes, small businesses...read more

My mother's name is Sarah Mathers.

• My mother's first name is Sarah.

• Her last name is Mathers.

• Sarah Mathers is my mother's full name.

Diodes are electronic components that allow current to flow in one direction only, based on the principle of semiconductor junction.

• Diodes are made of semiconductor materials like silicon or germanium.

• They have two terminals - an anode (positive) and a cathode (negative).

• When a voltage is applied in the forward direction, the diode conducts current.

• In the reverse direction, the diode blocks current flow.

• Diodes are commonly used in rectifiers, voltage regulators, and signal de...read more

Capacitor polarity refers to the orientation of the positive and negative terminals on a capacitor.

• Capacitors have a positive and negative terminal, with the positive terminal typically marked with a plus sign (+) or a longer lead

• It is important to observe the polarity when connecting capacitors in a circuit to prevent damage or malfunction

• Electrolytic capacitors are polarized, meaning they have a specific positive and negative terminal

• Non-polarized capacitors, such as cerami...read more

JCM stands for Jio Content Management System, a platform for managing digital content on Jio's network.

• JCM allows Jio to offer a wide range of digital content to its users, including movies, TV shows, music, and more.

• It also enables Jio to personalize content recommendations based on user preferences and viewing history.

• JCM is a key component of Jio's strategy to become a leading digital services provider in India.

• Jio has partnerships with major content providers like Netflix...read more

Single phase voltage refers to the voltage supplied by a single alternating current (AC) waveform.

• Single phase voltage is commonly used in residential and small commercial applications.

• It is characterized by a sinusoidal waveform with a single peak and trough per cycle.

• The voltage alternates between positive and negative values, providing power to electrical devices.

• In the United States, single phase voltage typically has a frequency of 60 Hz.

• Examples of single phase voltage ...read more

I last received a salary of $50,000 per year in my previous position.

• My last salary was $50,000 per year

• I received a raise of 5% in my last position

• I was earning $25 per hour in my previous job

Electronic Technicians can manufacture a wide range of products, including consumer electronics, industrial equipment, medical devices, and communication systems.

• Consumer electronics (e.g. smartphones, laptops, TVs)

• Industrial equipment (e.g. control systems, robotics)

• Medical devices (e.g. MRI machines, pacemakers)

• Communication systems (e.g. routers, satellites)

The software run time for a function refers to the amount of time it takes for the function to execute.

• Software run time can be affected by the complexity of the function, the efficiency of the code, and the hardware on which it is running.

• Optimizing code and using efficient algorithms can help reduce run time.

• Examples of measuring run time include using profiling tools or timing functions within the code.

Hardware refers to physical components of a computer system while software refers to programs and instructions that run on the hardware.

• Hardware includes components like the motherboard, CPU, RAM, hard drive, etc.

• Software includes programs like Microsoft Word, Adobe Photoshop, etc.

• Hardware is tangible and can be touched while software is intangible and cannot be touched.

• Hardware is permanent and cannot be changed without physically replacing it while software can be updated o...read more

A resistor is an electronic component that resists the flow of electrical current.

• Resistors are used to control the amount of current flowing in a circuit

• They are measured in ohms (Ω)

• Resistors can be fixed or variable, with variable resistors allowing for adjustable resistance

• Examples of resistors include carbon film resistors, metal film resistors, and wirewound resistors

I have a degree in Electronics Engineering, with 5 years of experience in troubleshooting and repairing electronic devices. I come from a supportive family and my expectation is to continue growing in my career.

• Degree in Electronics Engineering

• 5 years of experience in troubleshooting and repairing electronic devices

• Supportive family

• Expectation to continue growing in my career

There are multiple branches in the field of electronic technology.

• There are branches such as telecommunications, power systems, control systems, and computer engineering within electronic technology.

• Each branch focuses on specific aspects of electronic systems and devices.

• For example, telecommunications deals with communication systems, while power systems focus on electrical power generation and distribution.

Yes, currently occupied with repairing a malfunctioning computer monitor.

• Repairing a malfunctioning computer monitor

• Testing and troubleshooting electronic components

• Calibrating equipment for optimal performance

Capacitors store and release electrical energy in a circuit.

• Capacitors store energy in an electric field

• They can release this stored energy when needed

• Capacitors are commonly used in filters, timing circuits, and power conditioning

• Examples include smoothing out voltage fluctuations in power supplies

An inductor is a passive electronic component that stores energy in a magnetic field when current flows through it.

• Inductors resist changes in current flow

• They are commonly used in filters, oscillators, transformers, and power supplies

• Inductors are measured in Henry (H)

• They have the ability to store energy in the form of a magnetic field