Intelligence Bureau JIO ECE Skill Test important Questions

ECE Important Questions & Topic For IB Interview

• How would you troubleshoot a circuit that is not working properly?


• How would you design and build a simple amplifier circuit?


• How would you use a microcontroller to control a device?


• How would you use an oscilloscope to measure voltage and current?


• How would you use a logic analyzer to debug a digital circuit?


• How would you design and build a simple power supply?


• How would you use a soldering iron to solder components to a circuit board?


• How would you use a multimeter to measure resistance, capacitance, and inductance?


• How would you assemble and test a printed circuit board (PCB)?


• How would you use a breadboard to prototype a circuit?


• How would you use a computer-aided design (CAD) program to design a circuit?


• How would you use a simulation program to test a circuit before building it?


• How would you write a simple program for a microcontroller?


• How would you use a debugger to debug a microcontroller program?


• Design and build a simple circuit to perform a specific function (e.g., amplify a signal, filter a signal, generate a signal, etc.

Voltage Source related question

• Identify the different types of voltage sources (DC power supply, battery, etc.)


• Measure the voltage of a voltage source with a multimeter


• Build a simple voltage source circuit (e.g., a voltage regulator)


• Series and parallel connection of voltage source, how do you do that

Capacitor related question

• Identify the different types of capacitors (ceramic, electrolytic, film, etc.)


• Build a simple capacitor circuit (e.g., an RC filter), and design of filter using capacitor

Resistor related question

• Identify the different types of resistors (carbon film, metal film, wire-wound, etc.)


• Explain how to read the colour code of a resistor


• Measure the resistance of a resistor with a multimeter


• Build a simple resistor circuit (e.g., a voltage divider)

Inductor related question

• Identify the different types of inductors (air core, iron core, etc.)


• Build a simple tabk circuit with particular resonance frequency (e.g., an LC filter)


• Calculate the resonant frequency of an LC circuit.

Multimeter related question

• Measure the voltage, current, and resistance of a circuit with a multimeter


• Test the continuity of a circuit with a multimeter


• Identify and troubleshoot common multimeter problems

Transistor related questions

• Identify the different types of transistors (NPN, PNP, FET, etc.)


• Build a simple transistor circuit (e.g., a common emitter amplifier)


• Measure the current gain and voltage gain of a transistor


• Identify and troubleshoot common transistor problems