Analog to Digital Questions and Answers
Analog to Digital aptitude questions with answers are fundamental for understanding how continuous signals are converted into discrete digital data. These concepts are important in electronics, instrumentation, and communication engineering exams such as GATE, DRDO, and BARC. The topic covers sampling, quantization, encoding, and types of ADC converters. Practicing aptitude test practice online for analog-to-digital conversion helps candidates visualize signal processing flow and reduces errors in numerical computations. Understanding this process strengthens analytical thinking, essential for solving circuit and system-based questions efficiently during exams and placements.
Focus on technical conversions from analog signals to digital form. Related subjects include digital electronics logic gates and analog and digital converts
Analog to Digital
1. The two basic types of signals are analog and:
- digilog
- digital
- vetilog
- sine wave
2. Which of the following characterizes an analog quantity?
- Discrete levels represent changes in a quantity
- Its values follow a logarithmic response curve.
- It can be described with a finite number of steps.
- It has a continuous set of values over a given range.
3. ASCII stands for:
- American Serial Communication Interface
- Additive Signal Coupling Interface
- American Standard Code for Information Interchange
- none of the above
4. Which type of signal is represented by discrete values?
- noisy signal
- nonlinear
- analog
- digital
5. A data conversion system may be used to interface a digital computer system to:
- an analog output device
- a digital output device
- an analog input device
- a digital printer
8. In digital electronic circuits, information is first converted to a coded group of pulses.
- TRUE
- FALSE
9. Digital systems using the 10-state system are more accurate than those using the two-state system.
- TRUE
- FALSE