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Questions and Answers
Software systems should be designed to recover aggressively from failures.
Software systems should be designed to recover aggressively from failures.
False (B)
Exception handling is a technique used to diagnose failures.
Exception handling is a technique used to diagnose failures.
True (A)
A fail-safe design would allow all traffic to pass through if a firewall fails.
A fail-safe design would allow all traffic to pass through if a firewall fails.
False (B)
An authentication system should grant access if it fails.
An authentication system should grant access if it fails.
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A biometric scanner should grant access if it fails to read a user’s fingerprint correctly.
A biometric scanner should grant access if it fails to read a user’s fingerprint correctly.
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Fail-safe design is only applicable to software development.
Fail-safe design is only applicable to software development.
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Logging is a technique used to recover from failures.
Logging is a technique used to recover from failures.
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A fail-safe design ensures that a system remains insecure in the event of a failure.
A fail-safe design ensures that a system remains insecure in the event of a failure.
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Software systems should be designed to exit abruptly from failures.
Software systems should be designed to exit abruptly from failures.
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Exception handling and logging are techniques used to prevent failures.
Exception handling and logging are techniques used to prevent failures.
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