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NI NI-CLAD - Questions & Answers

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Question 1
Single choice

How do you document a VI so that the description appears in the Show Context Help popup window?

A.

Use the VI Properties Documentation window

B.

Type in the Show Context Help window

C.

Create a free label on the front panel

D.

Edit the LabVIEW help files

Question 2
Single choice

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

A.

1-D Array of {1, -4, 3, 7, -2, 6}

B.

b.1-D Array of {1, 7, -4, -2, 3, 6}

C.

c.2-D Array of {{1, -4, 3, 0}, {7, -2, 6}}

D.

d.2-D Array of {{1, -4, 3}, {7, -2, 6}}

Question 3
Single choice

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

A.

a.1-D Array of {3, 3, 3, 3}

B.

b.1-D Array of {4, 4, 4}

C.

c.1-D Array of {3, 4}

D.

d.1-D Array of {4, 3}

Question 4
Single choice

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

A.

A State Machine can only traverse states in order

B.

If two state changes occur at the same time, only the first state change will be handled and the second will be lost

C.

The diagram becomes significantly larger when changing from a general architecture to a State Machine

D.

State Machines cannot acquire data or use DAQ functions

Question 5
Single choice

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

A.

Compare the Status boolean of an error cluster with a constant and wire it to the Stop terminal

B.

Connect the error wire directly to the Stop terminal

C.

Create an Event structure to handle the error event

D.

Use the Error Handler VI to automatically handle the error

Question 6
Single choice

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

A.

Switch Until Released

B.

Switch When Released

C.

Latch Until Released

D.

Latch When Released

Question 7
Single choice

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.

A.

Graphs; Charts

B.

Charts; Plots

C.

Plots; Graphs

D.

C harts; Graphs

Question 8
Single choice

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

A.

To see the flow of data

B.

To see the value of a wire in real-time

C.

To look into a SubVI, as the process is running

D.

To slowdown the VI and show data values in wires

Question 9
Single choice

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?

A.

Yes

B.

No

Question 10
Single choice

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?

A.

Use the SubVI in a Sequence structure

B.

Modify the SubVI to have dummy inputs that can be used from the calling VI

C.

Modify the SubVI to have Error clusters that can be used from the calling VI

D.

Modify the SubVI to have a global variable and use it from the calling VI

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