Top 50+ Solved Signal Conditioning and DAQ Systems MCQ Questions Answer
Q. What is a digital recorder?
a. records digital data
b. records analog data
c. does not record data
d. Records both digital and analog
Q. Digital acquisition systems are used when _________
a. bandwidth is high
b. bandwidth is medium
c. bandwidth is zero
d. bandwidth is low
Q. For lower accuracies _________
a. digital acquisition system is used
b. both digital and analog acquisition systems are used
c. analog acquisition system is used
d. mechanical data acquisition system is used
Q. What is a data acquisition system?
a. system used for data processing, conversion and transmission
b. accepts data as an input
c. removes noise
d. boosts the signal
Q. A typical data acquisition system consists of __________
a. op amps
b. sensors
c. rectifiers
d. transistors
Q. The data acquisition system implies input data collection __________
a. in mixed signal form
b. in analog form
c. in digital form
d. in the form of binary codes
Q. A data acquisition system provides __________
a. partial communication
b. ineffective communication
c. effective communication
d. complete communication
Q. Data acquisition system is mainly classified into __________
a. 2 types
b. 4 types
c. 6 types
d. 8 types
Q. Amplified input signal is digitised through ________
a. A/D converters
b. D/A converters
c. Rectifiers
d. Sigma delta modulators
Q. What is pre-amplification?
a. reducing the magnitude of a signal
b. making the magnitude of a signal zero
c. reducing the noise
d. boosting the signal
Q. Multiplexing after A/D conversion involves _____________
a. noisy data
b. mixed signal data
c. analog data
d. digital data
Q. Recorder is a ________
a. measuring instrument
b. voltage source
c. current divider
d. musical tool
Q. Efficiency of a recorder is determined using ________
a. paper
b. chart
c. voltmeter
d. oscilloscope
Q. Data measurement systems are __________
a. not flexible
b. rigid
c. less flexible
d. more flexible