Gautam & Yeshwanth Interview Questions and Answers

A microcontroller is a small computer on a single integrated circuit that contains a processor core, memory, and programmable input/output peripherals.

• Microcontrollers are used in various applications such as embedded systems, robotics, and consumer electronics.

• They are designed to execute specific tasks and are often used in devices that require real-time control.

• The 8051 microcontroller is a popular 8-bit microcontroller with a Harvard architecture and is widely used in emb...read more

The unit of resistance is Ohm and the unit of capacitor is Farad.

• Resistance is measured in Ohms (Ω)

• Capacitance is measured in Farads (F)

• Ohm's law relates resistance, voltage, and current

• Capacitance is the ability of a capacitor to store electric charge

Technical specifications for electronic components include voltage, current, resistance, capacitance, frequency, and temperature range.

• Active components include transistors, diodes, and integrated circuits (ICs).

• Passive components include resistors, capacitors, and inductors.

• IC components have specifications such as power dissipation, operating temperature range, and input/output voltage range.

• Other specifications include package type, lead spacing, and tolerance levels.

• Examp...read more

Active components are capable of providing power gain while passive components cannot.

• Active components require an external source of power to operate while passive components do not.

• Examples of active components include transistors, operational amplifiers, and integrated circuits.

• Examples of passive components include resistors, capacitors, and inductors.

• Active components can amplify signals while passive components cannot.

• Active components can be used to build amplifiers, o...read more

A zener diode is a type of diode that allows current to flow in the reverse direction when a certain voltage threshold is reached.

• Zener diodes are commonly used in voltage regulation circuits.

• They are designed to operate in the breakdown region, where a small change in voltage results in a large change in current.

• Zener diodes are often used to protect sensitive electronic components from voltage spikes.

• They can also be used in voltage reference circuits and as voltage limiter...read more

Electronic components have various attributes that determine their functionality and performance.

• Attributes include resistance, capacitance, inductance, voltage rating, current rating, temperature coefficient, and package type.

• Components may also have specific tolerances, such as a resistor's tolerance for variation in resistance.

• Other important factors include reliability, lifespan, and cost.

• Examples of electronic components include resistors, capacitors, diodes, transistors...read more