Digital to Analog and Analog to Digital Converters Interview Questions and Answers: 1. Why conversion of an analog signal into an equivalent digital signal is essential? Ans. Because most sensors have analog output while much data…
Microprocessors Interview Questions and Answers: 1. What is a Microprocessor? Ans. Microprocessor is a program-controlled device, which fetches the instructions from memory, decodes and executes the instructions. 2. What is microcontroller? Ans. Microcontroller is a device that…
Electronic Instruments (Analog as well as Digital) Interview Questions and Answers: 1. Why ordinary voltmeter cannot be used in electronic circuits? Ans. A moving coil voltmeter draws a large current, hence a large power from the…
Cathode Ray Oscilloscope Interview Questions and Answers: 1. What is cathode ray oscilloscope (CRO)? Ans. A CRO is an electronic device with a CRT as its main component and other associated circuits consisting of a power…
Transducers Interview Questions and Answers: 1. Explain in brief the term transducer. Ans. Basically transducer is defined as a device which converts energy or information from one form to another. These are widely used in measurement…
Basic DC Circuit Analysis Interview Questions and Answers: 1. Define Electric current. Ans. Electric current is defined as the rate of flow of electric charge. Where q is the charge is coulombs. The unit of current…