EMT Practice Test

1. Question Content...

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Question1: Which of the following is NOT a component of an Error Cluster?

Question2: Which of the graphs below matches the output in the Waveform Graph indicator after the following code has executed?

Question3: Which Waveform Graph could be a representation of the data in the Numeric Array control?

A:

B:

C:

D:

Question4: Which combination of words correctly completes the following statement?
Unlike__________, which display only the most recent array of values written to them, ___________ update periodically and maintain a history of the past data.

Question5: This VI is started with a value of 7 in the Repetitions control.
The SubVI Grind.vi returns an error the fifth time it runs.
What is the value in the Numeric indicator after this VI has run?

Question6: You customize a control, select Control from the Type Def. Status pull-down menu, and save the control as a .ctl file. You then use an instance of the custom control on your front panel window. If you open the .ctl file and modify the control, does the control on the front panel window change?

Question7: You are inputting data that represents a circle. The circle data includes an x position, a y position, and a radius. All three pieces of data are double-precision. In the future, you might need to store the color of the circle, represented as an integer. How should you represent the circle on your front panel window?

Question8: Which of the following is the best method to update an indicator on the front panel?

Question9: Which Chart update mode should be used to draw new data from left to right, then clear t he chart and draw new data again from left to right?

Question10: Which VI will acquire one temperature data point every 5 minutes for 12 hours?
A:

B:

C:

D:

Question11: The DAQmx task is set to acquire at a rate of 1000 Hz.
Which VI Snippet acquires and plots only the maximum value for each set of 1000 samples, for a period of
5 seconds?
A:

B:

C:

D:

Question12: Which of the following is a manual step when creating a SubVI from a section of Code using Edit>Create SubVI?

Question13: Which of the following statements is true?

Question14: Which of the following statements is true regarding the execution of the following code?

Question15: The Wait function can be added to While Loops:

Question16: Which of the following is NOT a traditional debugging feature used to help find errors in a VI:

Question17: Under which of the following conditions does a For loop stop executing?

Question18: th
The VI begins execution with the value of Numeric as 5, at the end of the 4 loop iteration (i=3), the user changes the front panel control Numeric to value 2.
What value will be displayed in the front panel Numeric indicator after the VI completes execution?

Question19: Which chart update mode plots new data from left to right, then clears the chart and plots the newer data?

Question20: Which of the following statements is NOT valid?

Question21: Which is the correct order for the signal to propagate through components when acquiring a signal?

Question22: Which of the following statements regarding the index of Arrays are NOT true?

Question23: Which of the following statements is true regarding the use of Coercion Dots?

Question24: Clusters provide a user with which of the following benefits?

Question25: What is the value in Shift Register Answer after the following code has executed?

Question26: What mechanical action of a Boolean would you use to mimic a button on a Windows dialog?

Question27: Which of the following will allow you to have multiple plots on a Waveform Graph?

Question28: Which of the following functions assembles Cluster elements by their owned labels?

Question29: Which code will remove any and all samples in the array that are between 2 and 3, exclusive?
A:

B:

C:

D:

Question30: The Error list shows all of the following but:

Question31: What is the output of the Initialize Array function after the following code has executed?

Question32: You develop a SubVI that only outputs a value and need to use this SubVI in a (calling) VI. Which of the following is the best way to enforce dataflow to control the execution of the SubVI?

Question33: Variants are used for all of the following but:

Question34: Clicking on the _________ button allows you to bypass a node in the Block Diagram without single- stepping through the node.

Question35: Which of the following illustrates an advantage of a global variable over a local variable?

Question36: Which of the following methods will create an XY Graph with two plots?

Question37: What VI is typically used to terminate an Error Cluster wire and to display any error message?

Question38: Which of the following accurately describes the output that results from execution of the following loop?

Question39: What is the value in XOR Result after the following code has executed?

Question40: Which of the following produces this XY Graph?

Question41: Which combination of words correctly completes the following statement?
Unlike __________, which display an entire waveform that overwrites the data already stored,
___________ update periodically and maintain a history of the data previously stored.

Question42: The following figure is an example of which common type of VI architecture?

Question43: Which timing function (VI) is the best choice for timing control logic in applications that run for extended periods of time?

Question44: Which of the following will cause an event to be captured by the LabVIEW Event Structure?

Question45: What is one disadvantage of using the State Machine VI architecture?

Question46: What is the best method to stop a While loop on an error condition?

Question47: What is the output of the Build Array function in the following block diagram when Concatenate Inputs is selected?

Question48: The following code executes with the error in control configured as shown.
What value will be displayed in the error out indicator when the VI completes execution?

A:

B:

C:

D:

Question49: Which of the following terminals controls how many times a For Loop will execute?

Question50: You can use all of the following data types as inputs to the case selector terminal except:

Question51: In what instance would you use the Probe tool rather than Highlight Execution?

Question52: Which of the following methods is NOT a method to create a 1-D Array?

Question53: The following breakpoint does which of the following:

Question54: Which of the following graphs matches the result in Comparison Values after the following code has executed?