Virtual Instrumentation — Winter 2025

Define Virtual Instrumentation. List out the Advantages of Virtual Instrument.

Define distributed virtual instrument system with necessary diagrams.

Draw and explain the architecture of Virtual Instrument.

What sets apart Virtual Instruments from Traditional Instruments?

Compare graphical and textual programming methods.

List and elucidate different types of structures offered in LabVIEW along with their relevant applications.

What are the different types of case structures and sequence structures?

Define the VI and sub-VI structure. List out the advantages of using sub- VIs.

What is RS232? What are the advantages and disadvantages of using RS232?

Enlist various types of A-to-Dconverters. Explain any one in detail.

Give characteristics of IIR filters.

Compare analog and digital filters.

Define string I/Oand file I/O. What are the different types of string I/O and file I/O? How do you use string I/Oand file I/Oto read and write data?

List and explain the different types of analysis tools available in NI LabVIEW.

What is a power spectrum? How can power spectra be used to analyze signals?

Explain the structure of for loop and while loop.

What are the basic operations of linear algebra?

Describe the criteria for choosing the right analysis tool for a particular task with appropriate example.

What is a wavelet transform? How can wavelet transforms be used to analyze signals?1

What are the challenges in applying motion control techniques to biomedical systems?

List various types of noises and artifacts influencing EMG signal measurement.

Draw and explain the block diagram of virtual ECG machine.

Enlist and define the features of ECG signal.

Enlist various challenges associated with the application of virtual reality in biomedical signal acquisition and analysis.

Detail the benefits of employing virtual instrumentation for image acquisition and processing in contrast to conventional techniques.