National_Instruments
CLAD · Question #24
Which of the following illustrates an advantage of a global variable over a local variable?
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Data Flow
Question
Which of the following illustrates an advantage of a global variable over a local variable?
Options
- AA global variable can pass data between two independent VIs running simultaneously
- BOnly one process should ever write to any data in a global variable
- CGlobal variables follow the dataflow model, and therefore cannot cause race conditions
- DGlobal variables do not require owned labels to operate
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Topics
#global variable#local variable#data sharing#race conditions