【中级软件设计师】—(针对上午题)操作系统(三十)
简介:
【中级软件设计师】—(针对上午题)操作系统(三十)
一、操作系统地位
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_71adf2831ca34316a76a6f12799f7945.png)
1
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2
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进程管理
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![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_6e913a52d7744c5e8495430f1bc7cf9d.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_63bb0f952c3e4bc695e90819370e5f3a.png)
3
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![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_9bae230736384de0ac335ad7fb40bec1.png)
4
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![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_ec3da149f421458185fc225b5152363a.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_f4d29490de8147448ae5f2b6176abbf4.png)
5
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_acf8c595c6ba416cb80b559991d73900.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_0433910550164e139da9a6da02fa7795.png)
6
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_99939f88c3494967bdb2fb290ccd7c7e.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_0460e32017904f45aacbe935e56899e0.png)
7
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_d52da9c00c924151b260a590e687d4b1.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_9a0b49c337dd4e5ba38542c642d9f32e.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_fcb618d6a9994c4ea593844e1339648a.png)
8
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_b8cdea9fd98848998fac374f494a2066.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_44e101bb46854e49a8dfee23a42553b6.png)
9
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_ed476a04ae234dd7903dabbb7c119f75.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_48738976aa564a7989f44423887e3179.png)
10
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_a5353334192a4eaebd403a8d149de5e5.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_da52e50b1a154a269384b9f08ca2633c.png)
11
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_1941339f438e403f8a2ffd1caa78a846.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_09f928f97ac84c26adfbae689469b372.png)
程序并发执行和前趋图
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_9c01fb8b9aff43bf8b33de3960cde289.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_20b66b2473084978a2790fde7fc6ec5f.png)
12
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_8787573679b34f6dbd96c73706b95994.png)
13
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_4258fd5a5fd9471b90533bffbce7224b.png)
进程的三态模型
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_12c49ac1795c4f4694bce1d6e3627071.png)
14😭😭😭😭😭
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_36050ffb4e5f498690b722c9f7675bd1.png)
15😭😭😭
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_1aa0824fb12e457b8fa60b6163ab7efe.png)
同步与互斥
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_56e4b6175c7d4c3d9cc170a48b52d551.png)
信号量机制与PV操作
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_1756d4bbc6c545b6a713c88f10a9abc6.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_af5278296dcf4bf59278c3e156d69e5f.png)
16
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![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_d49fa004148c4aa0b24f495f18ffd234.png)
17
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_4b1568ed81fd42b0b077ad85b66c2f16.png)
18
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19
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_0f6647b3e0e649e4855b32eeeee45cfa.png)
20
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_3c7bd2c9dad74814994a4e7504fcd615.png)
PV操作实现进程的互斥
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_75bed87451914dffafebe8dfa042f0bd.png)
PV操作实现进程的同步
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_d69c2668f4f34cae811529c3fc15109a.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_854c5f90d11d4de2b79787ef9461c3d5.png)
21😭😭😭😭
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_4464df33befb4a6ba9632332a6a245ef.png)
22😭😭😭😭
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_b16baea3e5ba454aae86cbfabe216fb1.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_80ebc7c7ec3549a9b8b01dee1c888b06.png)
23😭😭😭😭
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_31301f905b9b41d6a6ffe0c157cd5349.png)
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![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_9c02b7c20d3149448c0da81bb10200ec.png)
死锁
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_c0c37570ef9846ffa633c863f6c4b0a0.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_d25138e36c4641e896e5fc4521746581.png)
24
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25
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26
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27
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_1df115dbe0cf43e899a36fe6b08052d9.png)
28
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29
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30
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_0585423fd03948e8840579b8f0b30167.png)
进程资源图
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_b93b46dbe6ae49d09fc62f13e4a5e4d0.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_cda3d5fd37204ddf95f471809bd4b7b9.png)
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31
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32
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_ba9bf197f3564fd28e39ee0a33473433.png)
33
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34
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35
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_931e0d21f8954b21a79ec91037466811.png)
死锁的处理
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36
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_f70c2bd7c6a6446e88d6daec74af6571.png)
😭😭😭😭😭
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_da901aae22e24c749b20ddab15140dc0.png)
37😭😭😭😭
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_c8c160761d4546f2a50005ff9ea35982.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_231fbf216f834bfda6a7433f8982ad20.png)
38😭😭😭😭
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_1636209441b94a54af68af1a1b9e1b2d.png)
线程
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39
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40
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41
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_66a994e88f884cbbaeb7bc5212845e12.png)
局部性原理
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![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_e78f3069da2f4cbb95f9ca108b7abfc3.png)
42
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_e873a0e7bece49c39de123656129f477.png)
43
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_acd0e3b302734031b44086c35b6efcb4.png)
分页存储管理
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_cbeeff5027f1465c8905034c001652da.png)
44
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45
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46
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47
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48
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49
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_d9ab0fbfae224d89a60e83e0ebcb0818.png)
段页式存储管理
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_c0a1a87e89a9413d80cf09fb4834df5d.png)
50
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_34f20e6d79c24120964d4ff166223cbc.png)
51
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_3e843e4c792947b2853421b22f45fa22.png)
52
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_6113724e012c4238be624f665df54a5e.png)
单缓冲区
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_bddc61c988be4be5a24781f39c3d2f10.png)
双缓冲区
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_b08a97d8d6234590b31abfe7f4759973.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_d9cc19f5bb284b8da3fe6ad44bb13961.png)
53(套公式)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_4c7a6efe50c74820a43250fc33913711.png)
54
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_9c049fb871fd4ed1868d9f5b157d5a8f.png)
磁盘调度算法
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_c618909c71d04b3d8485aa16fa548c5c.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_95aa0079b336433c93fe60b24526ff79.png)
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![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_3314ea0224c447d7ba1e8733010f6355.png)
55
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56
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_c1f8e7e6b54f4bd3a6db287162cb702c.png)
57
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_77b73bc3074b4f81ba581674cc24be62.png)
旋转调度算法😭😭😭
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_4723f0d45942408fbb02fcd10a9eb1af.png)
58
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![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_aee10185f53d4a83aea509454623d7ec.png)
59
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60
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61
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_490a250f2461448c9c9c21006047dead.png)
多级索引结构
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_43f2b3ced97d4941a3eed83bc30e6829.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_bdc1ab94e842423d98d98bf0aaadfccf.png)
62
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63
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64
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65
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66
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67
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文件目录
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68
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69
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70
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71
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72
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73
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74
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位示图
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75
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76
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77
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78
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79
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80
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81
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82
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83
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84
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85
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_4e90c3ff62124250992b4dc50b51fec9.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_3b7f0b40744747cda3cb6cf700c027dd.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_3cf52d5191e74e05883115c3aa058dc8.png)
86
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_9e31a90589994742b9803e6c8e067583.png)
87
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_c2d63a8cafd04746a6829a527b20bb9f.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_921d3dc79f854db79108cafdf45bf266.png)
88
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_c931e7a4856547c4a6a95a831d64df8f.png)
89
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_415136228d4f4f62b8ccb1513e001ab3.png)
90
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_bf04535b7bc74b3bb87cb27d740fe743.png)
91
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_4d61d8c47eba4cd69e9a345e383fdf8f.png)
92
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_a37b8be2cd8d4ea3b7e7d24e2086d466.png)
93
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_60c28994c24b4d35b0d66faf9e17bbe1.png)
94
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_a0c0031bb74d40e496d8e5f15cfa101e.png)
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_afe296bccd174636aa864a319b00edb0.png)
95
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_705fb9f07c9b4deea3c174d605141f0d.png)
96
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_2f7b3f3c6f494018851e38bf0219c21f.png)
97
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_58224e7e52304bee876dc647134cc2b5.png)
98
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_722c1319cdb143c6a5aa134e8385b9ec.png)
99
![](https://ucc.alicdn.com/pic/developer-ecology/27m6fhnwz2rb2_ba4505a6b8be48e5a848299479caa3b7.png)
完结撒花花花✨✨✨✨