Interfacing to the Analog World Questions and Answers
Interfacing to the Analog World is a crucial electronics concept covered in programming questions and answers for GATE, DRDO, and ISRO technical exams. This topic explains how analog signals are converted and processed using digital systems through sensors, ADCs, DACs, and amplifiers. Understanding analog-digital interfacing is vital for embedded system design and real-time control applications. By practicing MCQs and solving real-world interfacing problems, candidates can develop a practical understanding of hardware communication essential for technical interview preparation and electronic system design projects.
Interfacing to the Analog World
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85 questions
71. Linearity error is the maximum deviation in step size from the ideal step size.
- TRUE
- FALSE
72. One form of a sigma/delta modulator circuit is designed to convert a continuous analog signal into a modulated bit stream (A/D).
- TRUE
- FALSE
73. In a binary-weighted D/A converter the sum of all the currents from the binary weighted resistors flows through the operational amplifier.
- TRUE
- FALSE
74. In a binary-weighted D/A converter the sum of all the currents from the binary weighted resistors flows through the operational amplifier.
- TRUE
- FALSE
75. In a counter-ramp A/D converter, the end-of-conversion line must be tied back to the clear input of the counter to change the circuit to perform continuous conversions.
- TRUE
- FALSE
76. D/A conversion is the process of taking a voltage or current and converting it to a digital code.
- TRUE
- FALSE
80. When the inputs of a four-bit D/A converter are connected to a binary up-counter, the output looks like an upward sloping line.
- TRUE
- FALSE