Register

Recent questions tagged galvin

0 votes
0 answers
271
Galvin Edition 9 Exercise 1 Question 29 (Page No. 52)
Describe some distributed applications that would be appropriate for a peer-to-peer system.
Describe some distributed applications that would be appropriate for a peer-to-peer system.
User Avatar
0 votes
1 answer
272
Galvin Edition 9 Exercise 1 Question 28 (Page No. 52)
What are some advantages of peer-to-peer systems over client-server systems ?
What are some advantages of peer-to-peer systems over client-server systems ?
User Avatar
0 votes
0 answers
273
Galvin Edition 9 Exercise 1 Question 27 (Page No. 52)
Describe some of the challenges of designing operating systems for mobile devices compared with designing operating systems for traditional PCs.
Describe some of the challenges of designing operating systems for mobile devices compared with designing operating systems for traditional PCs.
User Avatar
0 votes
0 answers
274
Galvin Edition 9 Exercise 1 Question 26 (Page No. 52)
Which network configuration—LAN or WAN—would best suit the following environments ? a. A campus student union b. Several campus locations across a statewide university system c. A neighborhood
Which network configuration—LAN or WAN—would best suit the following environments ?a. A campus student unionb. Several campus locations across a statewide university ...
User Avatar
0 votes
0 answers
275
Galvin Edition 9 Exercise 1 Question 25 (Page No. 52)
Describe a mechanism for enforcing memory protection in order to prevent a program from modifying the memory associated with other programs.
Describe a mechanism for enforcing memory protection in order to prevent a program from modifying the memory associated with other programs.
User Avatar
0 votes
0 answers
276
Galvin Edition 9 Exercise 1 Question 24 (Page No. 51)
Discuss, with examples, how the problem of maintaining coherence of cached data manifests itself in the following processing environments: a. Single-processor systems b. Multiprocessor systems c. Distributed systems
Discuss, with examples, how the problem of maintaining coherence of cached data manifests itself in the following processing environments:a. Single-processor systemsb. Mu...
User Avatar
0 votes
0 answers
277
Galvin Edition 9 Exercise 1 Question 22 (Page No. 51)
Many SMP(Symmetric Multiprocessing) systems have different levels of caches; one level is local to each processing core, and another level is shared among all processing cores. Why are caching systems designed this way ?
Many SMP(Symmetric Multiprocessing) systems have different levels of caches; one level is local to each processing core, and another level is shared among all processing ...
User Avatar
0 votes
1 answer
278
Galvin Edition 9 Exercise 1 Question 21 (Page No. 51)
Some computer systems do not provide a privileged mode of operation in hardware. Is it possible to construct a secure operating system for these computer systems ? Give arguments both that it is and that it is not possible.
Some computer systems do not provide a privileged mode of operation in hardware. Is it possible to construct a secure operating system for these computer systems ? Give a...
User Avatar
0 votes
0 answers
280
Galvin Edition 9 Exercise 1 Question 19 (Page No. 51)
What is the purpose of interrupts ? How does an interrupt differ from a trap ? Can traps be generated intentionally by a user program ? If so, for what purpose ?
What is the purpose of interrupts ? How does an interrupt differ from a trap ? Can traps be generated intentionally by a user program ? If so, for what purpose ?
User Avatar
0 votes
0 answers
281
Galvin Edition 9 Exercise 1 Question 18 (Page No. 51)
How are network computers different from traditional personal computers ? Describe some usage scenarios in which it is advantageous to use network computers.
How are network computers different from traditional personal computers ? Describe some usage scenarios in which it is advantageous to use network computers.
User Avatar
0 votes
0 answers
282
Galvin Edition 9 Exercise 1 Question 17 (Page No. 51)
Consider a computing cluster consisting of two nodes running a database. Describe two ways in which the cluster software can manage access to the data on the disk. Discuss the benefits and disadvantages of each.
Consider a computing cluster consisting of two nodes running a database. Describe two ways in which the cluster software can manage access to the data on the disk. Discus...
User Avatar
0 votes
0 answers
283
Galvin Edition 9 Exercise 1 Question 16 (Page No. 51)
How do clustered systems differ from multiprocessor systems ? What is required for two machines belonging to a cluster to cooperate to provide a highly available service ?
How do clustered systems differ from multiprocessor systems ? What is required for two machines belonging to a cluster to cooperate to provide a highly available service ...
User Avatar
0 votes
0 answers
284
Galvin Edition 9 Exercise 1 Question 15 (Page No. 51)
Describe the differences between symmetric and asymmetric multiprocessing. What are three advantages and one disadvantage of multiprocessor systems ?
Describe the differences between symmetric and asymmetric multiprocessing. What are three advantages and one disadvantage of multiprocessor systems ?
User Avatar
0 votes
0 answers
285
Galvin Edition 9 Exercise 1 Question 14 (Page No. 51)
Under what circumstances would a user be better off using a timesharing system than a PC or a single-user workstation ?
Under what circumstances would a user be better off using a timesharing system than a PC or a single-user workstation ?
User Avatar
0 votes
0 answers
288
Galvin Edition 9 Exercise 1 Question 11 (Page No. 50)
Distinguish between the client–server and peer-to-peer models of distributed systems.
Distinguish between the client–server and peer-to-peer models of distributed systems.
User Avatar
0 votes
0 answers
290
Galvin Edition 9 Exercise 1 Question 9 (Page No. 50)
Timers could be used to compute the current time. Provide a short description of how this could be accomplished.
Timers could be used to compute the current time. Provide a short description of how this could be accomplished.
User Avatar
0 votes
0 answers
291
Galvin Edition 9 Exercise 1 Question 8 (Page No. 50)
Some CPUs provide for more than two modes of operation. What are two possible uses of these multiple modes ?
Some CPUs provide for more than two modes of operation. What are two possible uses of these multiple modes ?
User Avatar
0 votes
0 answers
294
Galvin Edition 9 Exercise 1 Question 5 (Page No. 50)
How does the distinction between kernel mode and user mode function as a rudimentary form of protection (security) system ?
How does the distinction between kernel mode and user mode function as a rudimentary form of protection (security) system ?
User Avatar
0 votes
0 answers
296
Galvin Edition 9 Exercise 1 Question 3 (Page No. 49)
What is the main difficulty that a programmer must overcome in writing an operating system for a real-time environment ?
What is the main difficulty that a programmer must overcome in writing an operating system for a real-time environment ?
User Avatar
Page: