1. Suppose that a disk drive has 5,000 cylinders, numbered 0 to 4,999. The drive is currently servin ...
The first known correct software solution to the critical section problem for two processes was developed by Dekker. The two processes, P and P , share the following variables: The structure of proce ...
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1. Suppose that a disk drive has 5,000 cylinders, numbered 0 to 4,999. The drive is currently servin ...
1 - Consider the traffic deadlock depicted in the following Figure. a. Show that the four necessary ...
1 - Provide two programming examples in which multithreading does not provide better performance than a single-threaded solution. 一种是以串行操作为主的程序,例如对 ...
1 - Discuss how the following pairs of scheduling criteria conflict in certain settings. a. CPU util ...
8.1 – 请指出内部碎片与外部碎片的区别。 内部碎片是已经分配给进程的、比进程所需内存多出的部分,存在于分区内部,但是不能使用; 外部碎片是没有被分配出去的小的内存片段,却因不连续,而无法联合起来组 ...
1. Assume we have a demand-paged memory. The page table is held in registers. It takes 8 millisecond ...
输入输出系统 I/O系统是OS的重要组成部分,用于管理诸如打印机和扫描仪的等I/O设配,以及用于存储数据。 I/O系统的基本功能、模型和接口 I/O系统的功能:第一、二方面为了方便用户使用I/O;第三、四方面用于提高CPU与I/O设备的利用率;第五、六方面为用户在共享 ...
分享一下自己在大三下复习《VLSI系统导论》这门课时制作的复习PPT和相关笔记。这门课还是蛮有意思的。 ...