17 Questions
Which dimension of dependability reflects the extent to which the system can deliver services while under hostile attack?
Survivability
Which property of dependability ensures that the system can be adapted to new requirements?
Maintainability
Which of the following is not a principal dimension of dependability?
Efficiency
Which property of dependability deals with user input errors?
Error tolerance
Which dimension of dependability ensures that the system can be repaired in the event of a failure?
Repairability
Which attribute of a system is concerned with its ability to continue delivering services despite deliberate or accidental attacks?
Survivability
Which term is used to describe the ability of a system to continue in operation in spite of component failures?
Resilience
Which attribute involves the ease of repairing the system after a failure or changing the system to include new features?
Maintainability
Which system attribute is increasingly important for distributed systems whose security can be compromised?
Survivability
Which term describes the probability that a system, at a point in time, will be operational and able to deliver the requested services?
Availability
Which term describes the probability of failure-free system operation over a specified time in a given environment for a given purpose?
Reliability
Which type of critical system results in high economic losses upon failure?
Business-critical systems
What is the primary concern for critical systems when it comes to their properties?
Dependability
What is the primary cause of system failures currently?
Operational failure
Which critical system has the potential to result in loss of life or injury upon failure?
Safety-critical systems
What does dependability of a system reflect?
The user's degree of trust in the system
What type of failure occurs due to errors in specification, design, or implementation of software?
Software failure
Explore the definitions and importance of system attributes such as maintainability and survivability in the context of software systems. Learn how these attributes impact system reliability and performance.
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