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CLAD PRACTICE

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SRINIBAS
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CLAD PRACTICE TEST

CLAD PRACTICE TEST

Question 1 of 16

1

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

Select one of the following:

  • Use the VI Properties Documentation window

  • Type in the Show Context Help window

  • Create a free label on the front panel

  • Edit the LabVIEW help files

Explanation

Question 2 of 16

1

Can a wire be used to pass data between loops that are intended to run in parallel?

Select one of the following:

  • YES

  • NO

  • MAY BE

  • NOT SURE

Explanation

Question 3 of 16

1

Which of the following describes a Tab Control?

Select one of the following:

  • A control that outputs ASCII values equal to the selected tab label

  • A type of enumerated control

  • A control that outputs a cluster of the controls / indicators on the tabs

  • A controls that outputs the tab order of the controls on the front panel

Explanation

Question 4 of 16

1

What is an advantage of using a Strictly Typed VI refnum?

Select one of the following:

  • The data types of the target VI are known at compile time

  • The data types passed to the VI can change programmatically

  • You can flatten the data to a string to improve code performance

  • Causes dynamically loaded VIs to be loaded at the start of execution

Explanation

Question 5 of 16

1

A coercion dot indicates that:

Select one of the following:

  • The data types are consistent

  • A polymorphic operation will be performed on the data

  • A data buffer is created to handle data conversion

  • Data values are being coerced because they are out of range

Explanation

Question 6 of 16

1

Which of the following cannot be used to transfer data?

Select one of the following:

  • Queues

  • Semaphores

  • Notifiers

  • Local variables

Explanation

Question 7 of 16

1

You have a control on the front panel of a VI and you need to modify one of its properties at run time. Which of the following is the best approach you would take?

Select one of the following:

  • Create an implicit property node and select the property to modify

  • Create a control reference, pass the reference to a property node and select the property to modify

  • Create a linked shared variable and select the property to modify the property

  • Create a local variable and select the property to modify

Explanation

Question 8 of 16

1

For implementing state diagrams that allow future application scalability, the best choice for a base
structure is?

Select one of the following:

  • Sequence structure

  • Object-Oriented structure

  • Formula node

  • Case structure

Explanation

Question 9 of 16

1

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

Select one of the following:

  • Step Into

  • Step Over

  • Step Out

  • Step through

Explanation

Question 10 of 16

1

Which chart update mode should be used to show running data continuously scrolling from
left to right across the chart?

Select one of the following:

  • Strip Chart

  • Scope Chart

  • Sweep Chart

  • Step Chart

Explanation

Question 11 of 16

1

Which of the following does not conform to the Dataflow programming paradigm?

Select one of the following:

  • Shift Registers

  • Tunnels

  • Local variables

  • SubVIs

Explanation

Question 12 of 16

1

If possible, a Sequence structure should be replaced with an

Select one of the following:

  • Event structure

  • For loop

  • While loop

  • State machine

Explanation

Question 13 of 16

1

A VI has Automatic Error Handling enabled. It calls a SubVI that has Automatic Error
Handling disabled. The Error Out terminal of the SubVI is unwired in the calling VI. The SubVI
returns an error to the calling VI. Will an error dialog be posted because of Automatic Error
Handling?

Select one of the following:

  • Yes, since the Error Out terminal from the subVI is not wired in the calling VI.

  • No, since the Error Out terminal from the subVI is not wired in the calling VI.

  • Yes, since he SubVI has Automatic Error Handling disabled

  • No, since the SubVI has Automatic Error Handling disabled

Explanation

Question 14 of 16

1

Auto-indexing at loop boundary is a feature that allows: (More than one answer may
apply.)

Select one of the following:

  • Arrays to be automatically accumulated at loop boundaries

  • Arrays to be automatically traversed from one iteration to the next

  • Array functions to automatically index array elements

  • Functions that use arrays to automatically index them

Explanation

Question 15 of 16

1

Which variable is commonly used to eliminate race conditions by preventing simultaneous
access to code or data?

Select one of the following:

  • Functional global variable

  • Local variable

  • Global variable

  • Shared variable

Explanation

Question 16 of 16

1

Which Server must be started before running Data Scoket VIs

Select one of the following:

  • HTTP Server

  • Data Socket Server

  • FTP Server

  • OPC Server

Explanation

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