Podcast
Questions and Answers
Which dimension of dependability reflects the extent to which the system can deliver services while under hostile attack?
Which dimension of dependability reflects the extent to which the system can deliver services while under hostile attack?
- Availability
- Reliability
- Security
- Survivability (correct)
Which property of dependability ensures that the system can be adapted to new requirements?
Which property of dependability ensures that the system can be adapted to new requirements?
- Repairability
- Error tolerance
- Survivability
- Maintainability (correct)
Which of the following is not a principal dimension of dependability?
Which of the following is not a principal dimension of dependability?
- Survivability
- Efficiency (correct)
- Availability
- Reliability
Which property of dependability deals with user input errors?
Which property of dependability deals with user input errors?
Which dimension of dependability ensures that the system can be repaired in the event of a failure?
Which dimension of dependability ensures that the system can be repaired in the event of a failure?
Which attribute of a system is concerned with its ability to continue delivering services despite deliberate or accidental attacks?
Which attribute of a system is concerned with its ability to continue delivering services despite deliberate or accidental attacks?
Which term is used to describe the ability of a system to continue in operation in spite of component failures?
Which term is used to describe the ability of a system to continue in operation in spite of component failures?
Which attribute involves the ease of repairing the system after a failure or changing the system to include new features?
Which attribute involves the ease of repairing the system after a failure or changing the system to include new features?
Which system attribute is increasingly important for distributed systems whose security can be compromised?
Which system attribute is increasingly important for distributed systems whose security can be compromised?
Which term describes the probability that a system, at a point in time, will be operational and able to deliver the requested services?
Which term describes the probability that a system, at a point in time, will be operational and able to deliver the requested services?
Which term describes the probability of failure-free system operation over a specified time in a given environment for a given purpose?
Which term describes the probability of failure-free system operation over a specified time in a given environment for a given purpose?
Which type of critical system results in high economic losses upon failure?
Which type of critical system results in high economic losses upon failure?
What is the primary concern for critical systems when it comes to their properties?
What is the primary concern for critical systems when it comes to their properties?
What is the primary cause of system failures currently?
What is the primary cause of system failures currently?
Which critical system has the potential to result in loss of life or injury upon failure?
Which critical system has the potential to result in loss of life or injury upon failure?
What does dependability of a system reflect?
What does dependability of a system reflect?
What type of failure occurs due to errors in specification, design, or implementation of software?
What type of failure occurs due to errors in specification, design, or implementation of software?