give the exact definition of operating system is it necessary to load OS in every system to run any program if so, why?1 2740
MY system is showing "BOOT FAILURE:SYSTEM HALTED" after restarting the system please give me the solution for this problem thanking you...........3 5372
what kind of operating(s)systems would be needed (and explain why) in an environment where there exist various cluster of networks which are all interconnected in different geographical areas with strong emphasis on online applicating process.1267
Q1. What is an interrupt? How are multiple interrupts dealt with? Q2. Explain the difference between a MONOLITHIC KERNAL and a MICROKERNAL? Q3. List reasons why a Mode switch between threads may be cheaper than a Mode switch between processes. Q4. What is the difference among deadlock avoidance, detection and prevention? Q5. What items of information about a task might be useful in real time scheduling? Q6. Discuss some of the reasons for implementing process migration ? How is the process address space handled during process migration?1 6285
Assume that passwords are selected from four-character combinations of 26 alphabetic characters. Assume that an adversary is able to attempt passwords at a rate of one per second. a) Assuming no feedback to the adversary until each attempt has been completed, what is the expected time to discover the correct password?
Assuming feedback to the adversary flugging an error as each incorrect character is entered, what is the expected time to discover the correct password?2333
Assuming one link of the Trojan horse copy-and-observe-later chain is broken. There are two other possible angles of attack by Alice: Alice logging on and attempting to read the string directly, and alice assigning a security level of sensitive to the back-pocket file. Does the reference monitor prevent these attacks?2007
The flushing policy is described in the subsection on process migration strategies: a) From the perspective of the source, which other strategy does flushing resembles? b) From the perspective of the target, which other strategy does flushing resemble?1433
Directories can be implemented either as "special files" that can only be accessed in limited ways, or as ordinary data files. What are the advantages and disadvantages of each approach?3360
Some operating system have a tree structured file system but limits the depth of the tree to some small number of levels. what effect does this limit have on users? How does this simplify file system (if it does)?1 6591
In the token-passing mutual exclusion algorithm, is the timestamping used to reset clocks and correct drifts, as in the distributed queue algorithms? if not, what is the function of the timestamping?
how does virtual memory work?1 4932
iam free downloading the KK Dictionery to my system but that is not installed yet. can anybody tell be why this happen and what the system have to install the software.1417
Which is better curl or wget?
Which one is the first operating system?
Explain about memory management in operating system.
How do I compare plugins in notepad ++?
How do I upgrade my operating system?
What is the difference between kernel and operating system?
Can I delete old updates to free up disk space?
What is Cycle Stealing in OS?
How do you clear cache on a laptop?
What is the best free operating system?
How do you pronounce gnu?
what is memory managemant in Win95
How To Lock A User's Account?
How do I make a pdf file on my laptop?
What is the fastest computer operating system?