Question 1

Many channels can be monitored at the same time by __________

Accepted Answer

A) Demultiplexing 
B) A/D conversion 
C) Multiplexing 
D) D/A conversion 
A) Demultiplexing 
B) A/D conversion 
C) Multiplexing 
D) D/A conversion C

Question 2

Data logger deals with __________________

Accepted Answer

A) Digital signals 
B) Analog signals 
C) Both digital and analog signals 
D) None of the mentioned 
A) Digital signals 
B) Analog signals 
C) Both digital and analog signals 
D) None of the mentioned A

Question 3

What is a multiplexer?

Accepted Answer

A) It is a type of decoder which decodes several inputs and gives one output 
B) A multiplexer is a device which converts many signals into one 
C) It takes one input and results into many output 
D) It is a type of encoder which decodes several inputs and gives one output 
A) It is a type of decoder which decodes several inputs and gives one output 
B) A multiplexer is a device which converts many signals into one 
C) It takes one input and results into many output 
D) It is a type of encoder which decodes several inputs and gives one output B

Question 4

What is the region after the stop band frequency in the magnitude frequency response of a low pass filter?

Accepted Answer

A) Stop band 
B) Pass band 
C) Transition band 
D) None of the mentioned 
A) Stop band 
B) Pass band 
C) Transition band 
D) None of the mentioned

Question 5

During which period the op-amps output of sample and hold circuits is processed?

Accepted Answer

A) Delay period 
B) Sample and hold period 
C) Sample period 
D) Hold period 
A) Delay period 
B) Sample and hold period 
C) Sample period 
D) Hold period

Question 6

Which of the following statement is false?

Accepted Answer

A) All data loggers are data acquisition system 
B) All data acquisition systems are data loggers 
C) Data logger and Data acquisition systems are same is operation 
D) All of the mentioned 
A) All data loggers are data acquisition system 
B) All data acquisition systems are data loggers 
C) Data logger and Data acquisition systems are same is operation 
D) All of the mentioned

Question 7

How many control lines are present in analog to digital converter in addition to reference voltage?

Accepted Answer

A) Three 
B) Two 
C) One 
D) None of the mentioned 
A) Three 
B) Two 
C) One 
D) None of the mentioned

Question 8

The opamp in the Inverting circuit is in __________

Accepted Answer

A) Linear region 
B) Saturation 
C) Cut-off region 
D) Non-linear region 
A) Linear region 
B) Saturation 
C) Cut-off region 
D) Non-linear region

Question 9

In an Inverting Amplifier circuit, the output voltage vo is expressed as a function of ____________

Accepted Answer

A) Input current 
B) Output current 
C) Source voltage 
D) Source current 
A) Input current 
B) Output current 
C) Source voltage 
D) Source current

Question 10

Which is the best example of a single channel data acquisition system?

Accepted Answer

A) CPM 
B) BPM 
C) APM 
D) DPM 
A) CPM 
B) BPM 
C) APM 
D) DPM

Question 11

Which technique is most widely used in the single channel data acquisition system?

Accepted Answer

A) Counter type approximation 
B) Flash approximation 
C) Successive approximation 
D) Delta Sigma approximation 
A) Counter type approximation 
B) Flash approximation 
C) Successive approximation 
D) Delta Sigma approximation

Question 12

Which of the following devices are similar to electronic data loggers?

Accepted Answer

A) Chart recorders 
B) Flip flop 
C) Memory 
D) None of the mentioned 
A) Chart recorders 
B) Flip flop 
C) Memory 
D) None of the mentioned

Question 13

For ideal non-inverting operational amplifier

Accepted Answer

A) Input and output resistances are infinite 
B) Input resistance is infinite and output resistance is zero 
C) Input resistance is zero and output resistance is infinite 
D) Input and output resistances are zero 
A) Input and output resistances are infinite 
B) Input resistance is infinite and output resistance is zero 
C) Input resistance is zero and output resistance is infinite 
D) Input and output resistances are zero

Question 14

Multichannel data acquisition system has __________

Accepted Answer

A) multiple channels 
B) single channel 
C) two channels 
D) five channels 
A) multiple channels 
B) single channel 
C) two channels 
D) five channels

Question 15

In a Multichannel Analog Multiplexed System __________

Accepted Answer

A) A/D converter is used 
B) D/A converter is used 
C) Sigma delta converter is used 
D) Modulator is used 
A) A/D converter is used 
B) D/A converter is used 
C) Sigma delta converter is used 
D) Modulator is used

Question 16

Data logger system have _______________

Accepted Answer

A) Slow sampling rate 
B) Fast sampling rate 
C) Unpredictable sampling rate 
D) None of the mentioned 
A) Slow sampling rate 
B) Fast sampling rate 
C) Unpredictable sampling rate 
D) None of the mentioned

Question 17

In A/D converter, what is the time relation between sampling period T and the duration of the sample mode and the hold mode?

Accepted Answer

A) Should be larger than the duration of sample mode and hold mode 
B) Should be smaller than the duration of sample mode and hold mode 
C) Should be equal to the duration of sample mode and hold mode 
D) Should be larger than or equals to the duration of sample mode and hold mode 
A) Should be larger than the duration of sample mode and hold mode 
B) Should be smaller than the duration of sample mode and hold mode 
C) Should be equal to the duration of sample mode and hold mode 
D) Should be larger than or equals to the duration of sample mode and hold mode

Question 18

Multichannel Analog Multiplexed System is __________

Accepted Answer

A) very fast 
B) fast 
C) slow 
D) moderate 
A) very fast 
B) fast 
C) slow 
D) moderate

Question 19

A multiplexer is used for _________

Accepted Answer

A) accepting multiple inputs 
B) accepting single input 
C) accepting multiple outputs 
D) accepting single output 
A) accepting multiple inputs 
B) accepting single input 
C) accepting multiple outputs 
D) accepting single output

Question 20

Which of the following is not correct for data loggers?

Accepted Answer

A) Portability 
B) Battery less 
C) Small 
D) All of the mentioned 
A) Portability 
B) Battery less 
C) Small 
D) All of the mentioned

Many channels can be monitored at the same time by __________

Data logger deals with __________________

What is a multiplexer?

What is the region after the stop band frequency in the magnitude frequency response of a low pass filter?

During which period the op-amps output of sample and hold circuits is processed?

Which of the following statement is false?

How many control lines are present in analog to digital converter in addition to reference voltage?

The opamp in the Inverting circuit is in __________

In an Inverting Amplifier circuit, the output voltage vo is expressed as a function of ____________

Which is the best example of a single channel data acquisition system?

Which technique is most widely used in the single channel data acquisition system?

Which of the following devices are similar to electronic data loggers?

For ideal non-inverting operational amplifier

Multichannel data acquisition system has __________

In a Multichannel Analog Multiplexed System __________

Data logger system have _______________

In A/D converter, what is the time relation between sampling period T and the duration of the sample mode and the hold mode?

Multichannel Analog Multiplexed System is __________

A multiplexer is used for _________

Which of the following is not correct for data loggers?

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Exam 8: Data Acquisition and Signal Processing Techniques

Many channels can be monitored at the same time by __________

Data logger deals with __________________

What is a multiplexer?

What is the region after the stop band frequency in the magnitude frequency response of a low pass filter?

During which period the op-amps output of sample and hold circuits is processed?

Which of the following statement is false?

How many control lines are present in analog to digital converter in addition to reference voltage?

The opamp in the Inverting circuit is in __________

In an Inverting Amplifier circuit, the output voltage vo is expressed as a function of ____________

Which is the best example of a single channel data acquisition system?

Which technique is most widely used in the single channel data acquisition system?

Which of the following devices are similar to electronic data loggers?

For ideal non-inverting operational amplifier

Multichannel data acquisition system has __________

In a Multichannel Analog Multiplexed System __________

Data logger system have _______________

In A/D converter, what is the time relation between sampling period T and the duration of the sample mode and the hold mode?

Multichannel Analog Multiplexed System is __________

A multiplexer is used for _________

Which of the following is not correct for data loggers?

Understanding Sensors and Transducers: Parameters, Calibration, and Performance

Measurement System and Transducer

Sensors and Transducers in Engineering Applications

Sensors and Sensor Technology

Various Sensors and Navigation Technologies

Sensors and Optics

Sensors and Transducers

Understanding Auxiliary Equipment and Data Acquisition Systems in Digital Recording

Filters