Question 31 : Which one of the following is capability based protection system?
1. hydra
2. cambridge CAP system
3. both hydra and cambridge CAP system
4. none of the mentioned
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Question 32 : For a domain _______ is a list of objects together with the operation allowed on these objects.
1. capability list
2. access list
3. both capability and access list
4. none of the mentioned
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Question 33 : Global table implementation of matrix table contains
1. domain
2. object
3. right-set
4. all of the mentioned
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Question 34 : The protection domain of a process contains
1. object name
2. rights-set
3. both object name and rights-set
4. none of the mentioned
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Question 35 : For system protection, a process should access
1. all the resources
2. only those resources for which it has authorization
3. few resources but authorization is not required
4. all of the mentioned
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Question 36 : _______ is an approach to restricting system access to authorized users.
1. Role-based access control
2. Process-based access control
3. Job-based access control
4. None of the mentioned
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Question 37 : Which principle states that programs, users and even the systems be given just enough privileges to perform their task?
1. principle of operating system
2. principle of least privilege
3. principle of process scheduling
4. none of the mentioned
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Question 38 : What are various roles of protection ?
1. It is used to detect errors which can prevent contamination of system
2. It is used used to accelerate a process
3. It is used to optimize system downtime
4. None of the mentioned
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Question 39 : Which of the following statements are correct?
i) logical separation – in which process use different physical objects like separate printers
ii) cryptographic separation – in which process having different security requirement at different times
iii) Logical separation – In which users operate under illusion that no other processes exist
iv) cryptographic separation – In which processes conceal their data and computations
1. i
2. i and ii
3. ii and iii
4. iii and iv
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Question 40 : Which of the following statements are correct?
i) Physical separation – in which process use different physical objects like separate printers
ii) Temporal separation – in which process having different security requirement at different times
iii) Physical separation – In which users operate under illusion that no other processes exist
iv) Temporal separation – In which processes conceal their data and computations
1. i
2. i and ii
3. ii and iii
4. iii and iv
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