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Explain Rehashing to Handle Collision
Rehashing: Re-hashing schemes make use of a second hashing operation while there is a collision. If there is an additional collision, we re-hash till an empty "slot" in the table is found. The re-hashing function can either be a new function or a re-application of the original one. So long as the functions are applied to a key in similar order, then a sought key can all time be located.
Define System Call A system call is a request that is made by any program to the operating system for carrying out tasks - picked from a predefined set - which the said program
How does user specify block to be fetched in direct access? By specifying the relative block number, relative to first block in file, which is block 0.
Briefly discuss on real-time scheduling? It is divided into two types. Hard real-time systems are needed to complete a critical task within a guaranteed amount of time. T
Explain segmentation hardware? We define an completion to map two-dimensional user-defined addresses into one-dimensional physical addresses. This mapping is affected by means
explain any four types of operating system feature and structure(design)
Q. What are the three major purposes of an operating system? Answer: To offers an environment for a computer user to execute programs on computer hardware in a conveni
Q. Consider a system in which a program is able to be separated into two parts: code and data. The CPU recognizes whether it wants an instruction (instruction fetch) or data (data
Q. Why might a system utilize interrupt-driven I/O to manage a single serial port however polling I/O to manage a front-end processor such as a terminal concentrator? A
Explain the Advantages and Drawback of Multiple Processes Application architected to take advantage of multiple processes will certainly see performance gains. Functions and Fe
What are batch systems? Early computers were physically huge machines run from a console. The general input devices were card readers and tape drivers. The common output device
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