Question 11 : What is principle of least privilege ?
1. Less privileges provide difficulty in executing admin tasks
2. Users can get temporary high privilege access
3. Users should be given just enough privileges to perform their tasks
4. None of the mentioned
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Question 12 : What is main objective of protection ?
1. Ensure all objects are protected individually
2. Objects have different priority and thus different levels of protection
3. Ensure that each object is accessed correctly and only by allowed processes
4. None of the mentioned
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Question 13 : What is correct way the segmentation program address is stored ?
1. name, offset
2. start, stop
3. access, rights
4. offset, rights
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Question 14 : What is major feature of segmentation ?
1. Program is divided in data memory and program memory
2. Program is executed in segments
3. Program is divided into pieces having different access rights
4. It has effect of an unbounded architecture
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Question 15 : What is best solution to have effect of unbounded number if base/bound registers?
1. Tagged architecture
2. Segmentation
3. Fence method
4. None of the mentioned
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Question 16 : What is true regarding tagged architecture ?
1. Every word of machine memory has one or more extra bits
2. Extra bits are used to do padding
3. Extra bits are not used to identify rights to that word
4. It is very compatible to code upgrades
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Question 17 : How is disadvantage of all-or-nothing approach overcome ?
1. Base/Bound
2. Relocation technique
3. Fence method
4. Tagged architecture
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Question 18 : What is all-or-nothing situation for sharing in memory ?
1. Program makes all its data available to be accessed
2. It prohibits access to some
3. It creates rules who can access program memory
4. It separates program memory and data memory
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Question 19 : How can fence and relocation be used together ?
1. To each program address, the contents of fence register are added
2. To contents of fence register is subtracted from actual address of program
3. To each program address, the contents of fence register are not added
4. None of the mentioned
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Question 20 : In asymmetric encryption
1. same key is used for encryption and decryption
2. different keys are used encryption and decryption
3. no key is required for encryption and decryption
4. none of the mentioned
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