Operating System
Designing trusted operating system, IT questions, OS questions, Operating system questions
Questions
In which of the following models of access security, the dominance relation <= is defined in the military model?
- Identification and authentication
- Lattice model of access security
- Multilevel security model
- Protection of memory
- Security policy
Which of the following types of malicious code is a class of malicious code that detonates when a specified condition occurs?
- Non-repudiation
- Threat
- Virus
- Worm
- Logic bomb
Which of the following firewalls does not follow the concept of context from one packet to the next?
- DEK-Info
- Stateful inspection firewall
- Packet filtering gateway firewall
- Secure electronic transaction
- Message integrity check
Which of the following security features means that access control policy decisions are made beyond the control of the individual owner of an object?
- Mandatory access control
- Discretionary access control
- Complete mediation
- Authentication of users
- Ease of use
Which of the following security features is used when a malicious user may claim a large amount of disk space and then scavenge for sensitive data?
- Object reuse protection
- Complete meditation
- Discretionary access control
- Identification and authentication
- Message integrity check
Which of the following principles applied in the design element of OS is also available for extensive public scrutiny, thereby providing independent confirmation of the design security?
- Open design
- Least privilege
- Ease of use
- Authentication of users
- Message confidentiality
Which of the following security mechanisms provides services such as fragmentation, compression, message integrity etc?
- Packet filtering gateway firewall
- Secure socket layer
- Secure electronic transaction
- Key-Info
- The certificate scheme
Which of the following types of malicious code replicates itself without limit to exhaust resource?
- Message confidentiality
- Vulnerability
- Virus
- Rabbit
- Worm
Which of the following security standards uses hierarchically validated certificates, usually represented in X.509 format?
- Packet filtering gateway protocol
- Secure electronic transaction
- Secure multipurpose internet mail extension
- The certificate scheme
- Proc-Type
In case of something harmful, which of the following security techniques can be useful to examine and generate logs of accesses?
- Personal firewall
- Packet filtering gateway firewall
- Message integrity check
- Secure electronic transaction
- Proc-Type
Which of the security models is a formal description of the allowable paths of information flow in a secure system?
- Military security policy
- Multilevel security model
- Bell-La Padula confidentiality model
- Least privilege
- Message confidentiality
Which of the following security mechanisms uses the PRF to calculate two hashes used for the finished message?
- Packet filtering gateway firewall
- Transport level security
- Secure electronic transaction
- Message authentication code
- DEK-Info
The security requirements in which of the following security policies pertains to individuals with conflict of interest in the fields of legal firms, medical firms etc?
- Sender authenticity
- Multilevel security
- Security policy
- Chinese wall security policy
- Military security policy
In which of the following principles applied in the design element of OS, a protection system can be carefully analyzed, exhaustively tested, etc?
- Message integrity
- Protection of memory
- Least privilege
- Ease of use
- Economy of mechanism
Which of the following security policy's principle apprehension is that information pertaining to the development of a new product may be divulged to competitors through industrial espionage?
- Sender authenticity
- Multilevel security
- Commercial security policy
- Military security policy
- Security policy