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Questions and Answers
Which of the following is NOT a characteristic of global variables?
Which of the following is NOT a characteristic of global variables?
- Can only be initialized at the time of declaration (correct)
- Visible to all functions in the program
- Created when the program starts
- Can be accessed from any function within the program
What is a potential issue associated with overusing global variables?
What is a potential issue associated with overusing global variables?
- Improved isolation for testing
- Easier debugging
- Enhanced program understanding
- Dependency issues (correct)
When are global variables destroyed in a program?
When are global variables destroyed in a program?
- When they are not being used
- When the function they are declared in ends
- When the program terminates (correct)
- When the program starts
What makes global variables convenient for sharing data in a program?
What makes global variables convenient for sharing data in a program?
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Why can overuse of global variables make programs harder to debug?
Why can overuse of global variables make programs harder to debug?
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What are the four variables in a two-port network?
What are the four variables in a two-port network?
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How can the relationships between V1, V2, i1, and i2 in a two-port network be expressed?
How can the relationships between V1, V2, i1, and i2 in a two-port network be expressed?
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What is the impedance matrix in the context of a two-port network?
What is the impedance matrix in the context of a two-port network?
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Define Z11 in a two-port network.
Define Z11 in a two-port network.
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Explain Z21 in the context of a two-port network.
Explain Z21 in the context of a two-port network.
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