20\u9053\u9009\u62e9\u9898+2\u9053\u7b97\u6cd5\u9898\uff0c\u7b97\u6cd5\u9898\u6211\u7b2c\u4e00\u9898\u8111\u62bd\u5c11\u5199\u4e86\u4e2a\u5224\u65ad\u5bfc\u81f4\u53ea\u67099%\uff0c\u7b2c\u4e8c\u989882%\u3002\u9009\u62e9\u9898\u90e8\u5206\u662f\u5bf9\u622a\u56fe\u901a\u8fc7OCR\u63d0\u53d6\u7684\u6587\u5b57\uff0c\u53ef\u80fd\u90e8\u5206\u6709\u8bef\u3002
\n<\/p>\n
1.\uff08\u591a\u9009\uff09\u67d0\u8bc1\u5238\u4ea4\u6613\u7cfb\u7edf\u91c7\u7528\u9875\u5f0f\u5b58\u50a8\u7ba1\u7406\u65b9\u5f0f\u5bf9\u5185\u5b58\u7a7a\u95f4\u8fdb\u884c\u5206\u914d\u53bb\u914d\u3002\u5f53\u524d\u6709\u4f5c\u4e1aJob1\u753132\u4e2a\u903b\u8f91\u9875\u9762\u6784\u6210\uff0c\u6bcf\u9875\u67091KB\uff0c\u968f\u673a\u88c5\u5165\u4e3b\u5b58\u63d0\u4f9b\u768464\u5757\u5b58\u50a8\u5757\u4e2d\u3002\u5219\u4ee5\u4e0b\u63cf\u8ff0\u6b63\u786e\u7684\u662f\uff1a
\nA. \u7269\u7406\u5730\u5740\u4f4d\u6570\u662f15
\nB. \u7269\u7406\u5730\u5740\u4f4d\u6570\u662f16
\nC. \u9875\u53f7\u5730\u5740\u4f4d\u6570\u662f10
\nD. \u9875\u5185\u5730\u5740\u4f4d\u6570\u662f10<\/p>\n
2. \uff08\u5355\u9009\uff09\u4e3a\u4e86\u63d0\u9ad8\u6570\u636e\u4fdd\u5bc6\u6027\uff0c\u5bf9\u5df2\u52a0\u5bc6\u6587\u4ef6\u89e3\u5bc6\u65f6\uff0c\u4e0d\u4f7f\u7528\u52a0\u5bc6\u5bc6\u94a5\uff0c\u8be5\u6587\u4ef6\u4f7f\u7528\u7684\u52a0\u5bc6\u6a21\u578b\u662f
\nA. \u5bf9\u79f0\u52a0\u5bc6
\nB. \u975e\u5bf9\u79f0\u52a0\u5bc6
\nC. \u8ba4\u8bc1
\nD. \u6458\u8981\u52a0\u5bc6<\/p>\n
3. \uff08\u5355\u9009\uff09\u4e0b\u5217\u9009\u9879\u4e2d\u5c5e\u4e8e\u4ea4\u6362\u7c7b\u6392\u5e8f\u7b97\u6cd5\u7684\u6709
\n\u2460\u5e0c\u5c14\u6392\u5e8f
\n\u2461\u5192\u6ce1\u6392\u5e8f
\n\u2462\u5feb\u901f\u6392\u5e8f
\n\u2463\u5806\u6392\u5e8f<\/p>\n
A. \u2460\u2462
\nB. \u2460\u2461
\nC. \u2461\u2462
\nD. \u2462\u2463<\/p>\n
4. \uff08\u5355\u9009\uff09\u9009\u51fa\u4e0b\u9762\u5b57\u8282\u6570\u7ec4\u6d41\u4f7f\u7528\u6b63\u786e\u7684\u662f
\nA. ByteArrayInputStream inputStream = new ByteArrayInputStream(12);
\nB. ByteArrayInputStream inputStream1 = new ByteArraylnputStream(“abc”);
\nC. ByteArrayOutputStream outputStream1 = new ByteArrayOutputStream(new FileOutputStream(“”));
\nD. ByteArrayOutputStream outputStream = new ByteArrayOutputStream(12);<\/p>\n
5. \uff08\u5355\u9009\uff09\u67d0\u7f8e\u53d1\u95e8\u5e97\u7ed3\u7b97\u7cfb\u7edf\u91c7\u7528\u5355CPU\u591a\u7ebf\u7a0b\u673a\u5236KLT\u6a21\u5f0f\uff0c\u4ee5\u4e0b\u6709\u5173\u8fdb\u7a0bK\u521b\u5efa\u7684\u7ebf\u7a0bk1\uff0ck2\u63cf\u8ff0\u6b63\u786e\u7684\u662f\uff1a
\nA. \u7ebf\u7a0bk1\uff0ck2\u5728\u7528\u6237\u6001\u8fd0\u884c\uff0c\u8c03\u5ea6\u548c\u7ba1\u7406\u5728\u5185\u6838\u5b9e\u73b0\u3002
\nB. \u7ebf\u7a0bk1\uff0ck2\u5728\u5185\u6838\u8fd0\u884c\uff0c\u8c03\u5ea6\u548c\u7ba1\u7406\u4e5f\u5728\u5185\u6838\u5b9e\u73b0\u3002
\nC. \u7ebf\u7a0bk1\uff0ck2\u5728\u7528\u6237\u6001\u8fd0\u884c\uff0c\u8c03\u5ea6\u548c\u7ba1\u7406\u4e5f\u5728\u7528\u6237\u6001\u5b9e\u73b0\u3002
\nD. \u7ebf\u7a0bk1\uff0ck2\u5728\u5185\u6838\u8fd0\u884c\uff0c\u8c03\u5ea6\u548c\u7ba1\u7406\u5728\u7528\u6237\u6001\u5b9e\u73b0\u3002<\/p>\n
6. \uff08\u591a\u9009\uff09\u5bf9\u79f0\u52a0\u5bc6\u7b97\u6cd5\u7684\u7279\u70b9\u662f
\nA. \u52a0\u5bc6\u901f\u5ea6\u6162
\nB. \u52a0\u5bc6\u901f\u5ea6\u5feb
\nC. \u52a0\u5bc6\u5bc6\u94a5\u4e0e\u89e3\u5bc6\u5bc6\u94a5\u76f8\u540c
\nD. \u52a0\u5bc6\u5bc6\u94a5\u4e0e\u89e3\u5bc6\u5bc6\u94a5\u4e0d\u540c<\/p>\n
7. \uff08\u591a\u9009\uff09\u5728Linux\u7cfb\u7edf\u4e2d\u901a\u8fc7apache\u53d1\u5e03web\u670d\u52a1\u65f6\uff0c\u5982\u679c\u9700\u8981\u540c\u65f6\u53d1\u5e03\u591a\u4e2a\u7ad9\u70b9\uff0c\u53ef\u4ee5\u4f7f\u7528\u7684\u914d\u7f6e\u65b9\u6848\u6709
\nA. \u57fa\u4e8enetbios\u7684\u865a\u62df\u4e3b\u673a
\nB. \u57fa\u4e8eIP\u7684\u865b\u62df\u4e3b\u673a
\nC. \u57fa\u4e8e\u57df\u540d\u7684\u865b\u62df\u4e3b\u673a
\nD. \u57fa\u4e8eMAC\u7684\u865a\u62df\u4e3b\u673a<\/p>\n
8. \uff08\u5355\u9009\uff09\uff08 \uff09\u547d\u4ee4\u53ef\u4ee5\u7528\u4e8e\u63a2\u6d4b\u76ee\u6807\u4e3b\u673a\u662f\u5426\u5f00\u653e\u6307\u5b9a\u7aef\u53e3
\nA. netstat
\nB. telnet
\nC. ping
\nD. route<\/p>\n
9. \uff08\u5355\u9009\uff09\u5173\u952e\u5b57\u96c6\u5408{180,160,120,100,80,10,1}\u6784\u6210\u7684\u4e8c\u53c9\u6392\u5e8f\u6811\uff0c\u5e73\u5747\u67e5\u627e\u957f\u5ea6\u7ea6\u4e3a
\nA. 10
\nB. 8
\nC. 6
\nD. 4<\/p>\n
10. \uff08\u5355\u9009\uff09\u7ed9\u5b9a\u4e00\u4e2a\u5e8f\u5217{-2,11,-4,13,-5,-2}\uff0c\u4f7f\u5f97\u8fde\u7eed\u5b50\u5e8f\u5217\u7684\u548c\u6700\u5927\u4e3a
\nA. 24
\nB. 9
\nC. 7
\nD. 20<\/p>\n
11. \uff08\u5355\u9009\uff09\u4ee5\u4e0b\u54ea\u4e00\u4e2a\u4e0d\u662f\u8d2a\u5fc3\u7b97\u6cd5\u7684\u7f3a\u70b9
\nA. \u9700\u8981\u5bf9\u95ee\u9898\u6574\u4f53\u89e3\u51b3
\nB. \u53ea\u80fd\u6c42\u6ee1\u8db3\u67d0\u4e9b\u7ea6\u675f\u6761\u4ef6\u7684\u53ef\u884c\u89e3\u7684\u8303\u56f4
\nC. \u4e0d\u80fd\u7528\u6765\u6c42\u6700\u5927\u503c\u6216\u6700\u5c0f\u503c\u7684\u95ee\u9898
\nD. \u4e0d\u80fd\u4fdd\u8bc1\u6c42\u5f97\u7684\u6700\u540e\u89e3\u662f\u6700\u4f73\u7684<\/p>\n
12. \uff08\u5355\u9009\uff09\u67d0\u4ea7\u54c1\u8fd0\u8425\u516c\u53f8\u4eba\u529b\u8d44\u6e90\u7ba1\u7406\u7cfb\u7edf\u4e2d\uff0c\u5176\u4e2d\u5458\u5de5\u8868\u548c\u90e8\u95e8\u8868\u7ed3\u6784\u5982\u4e0b\uff1a
\n\u2460\u5458\u5de5\u8868(\u5458\u5de5\u7f16\u53f7,\u59d3\u540d,\u6027\u522b,\u51fa\u751f\u65e5\u671f,\u5165\u804c\u65e5\u671f,\u90e8\u95e8\u7f16\u53f7)
\n\u2461\u90e8\u95e8\u8868(\u90e8\u95e8\u7f16\u53f7,\u540d\u79f0,\u804c\u80fd\u8d1f\u8d23\u4eba,\u8054\u7cfb\u65b9\u5f0f)
\n\u82e5\u5b8c\u6210\u64cd\u4f5c\uff1a\u5229\u7528case \u8bed\u53e5\u5bf9\u90e8\u95e8\u804c\u80fd\u8fdb\u884c\u5907\u6ce8\u8bf4\u660e\u3002\u89c4\u5b9a1\u53f7\u90e8\u95e8\u8d1f\u8d23\u8d22\u52a1\u7ba1\u7406\uff1b2\u53f7\u90e8\u95e8\u8d1f\u8d23\u5458\u5de5\u57f9\u8bad\uff1b3\u53f7\u90e8\u95e8\u8d1f\u8d23\u4ea7\u54c1\u9500\u552e\uff1b\u5176\u4ed6\u90e8
\n\u95e8\u540e\u52e4\u4fdd\u969c\u3002\u4ee5\u4e0b\u64cd\u4f5c\u53ef\u884c\u7684\u662f\uff1a<\/p>\n
A. SELECT \u90e8\u95e8\u7f16\u53f7,\u540d\u79f0,
\n\u804c\u80fd=CASE
\nWHEN 1 THEN ‘\u8d22\u52a1\u7ba1\u7406’
\nWHEN 2 THEN ‘\u5458\u5de5\u57f9\u8bad’
\nWHEN 3 THEN ‘\u4ea7\u54c1\u9500\u552e’
\nELSE ‘\u540e\u52e4\u4fdd\u969c’
\nEND
\nFROM \u90e8\u95e8\u8868<\/p>\n
B. SELECT \u90e8\u95e8\u7f16\u53f7,\u540d\u79f0,
\n\u804c\u80fd=CASE
\nWHEN \u90e8\u95e8\u7f16\u53f7=1 THEN ‘\u8d22\u52a1\u7ba1\u7406’
\nWHEN \u90e8\u95e8\u7f16\u53f7=2 THEN ‘\u5458\u5de5\u57f9\u8bad’
\nWHEN \u90e8\u95e8\u7f16\u53f7=3 THEN ‘\u4ea7\u54c1\u9500\u552e’
\nELSE ‘\u540e\u52e4\u4fdd\u969c’
\nFROM \u90e8\u95e8\u8868<\/p>\n
C. SELECT \u90e8\u95e8\u7f16\u53f7,\u540d\u79f0,
\n\u804c\u80fd=CASE
\nWHEN \u90e8\u95e8\u7f16\u53f7=1 THEN ‘\u8d22\u52a1\u7ba1\u7406’
\nWHEN \u90e8\u95e8\u7f16\u53f7=2 THEN ‘\u5458\u5de5\u57f9\u8bad’
\nWHEN \u90e8\u95e8\u7f16\u53f7=3 THEN ‘\u4ea7\u54c1\u9500\u552e’
\nEND
\nFROM \u90e8\u95e8\u8868<\/p>\n
D. SELECT \u90e8\u95e8\u7f16\u53f7,\u540d\u79f0,
\n\u804c\u80fd=CASE
\nWHEN \u90e8\u95e8\u7f16\u53f7=1 THEN ‘\u8d22\u52a1\u7ba1\u7406’
\nWHEN \u90e8\u95e8\u7f16\u53f7=2 THEN ‘\u5458\u5de5\u57f9\u8bad’
\nWHEN \u90e8\u95e8\u7f16\u53f7=3 THEN ‘\u4ea7\u54c1\u9500\u552e’
\nELSE ‘\u540e\u52e4\u4fdd\u969c’
\nEND
\nFROM \u90e8\u95e8\u8868<\/p>\n
13. \uff08\u591a\u9009\uff09\u5173\u4e8eMysql\u9501\u7279\u6027\u8bf4\u6cd5\u6b63\u786e\u7684\u662f
\nA. \u4e0e\u8868\u9501\u76f8\u6bd4\uff0c\u884c\u9501\u5e76\u53d1\u5ea6\u9ad8
\nB. \u4e0e\u884c\u9501\u76f8\u6bd4\uff0c\u8868\u9501\u5e76\u53d1\u5ea6\u9ad8
\nC. \u4e0e\u8868\u9501\u76f8\u6bd4\uff0c\u884c\u9501\u5f00\u9500\u6700\u5927
\nD. \u4e0e\u884c\u9501\u76f8\u6bd4\uff0c\u8868\u9501\u5f00\u9500\u6700\u5927<\/p>\n
14. \uff08\u5355\u9009\uff09\u8981\u5b9e\u73b0\u4e24\u4e2a\u8fdb\u7a0b\u4e92\u65a5\uff0c\u8bbe\u4e00\u4e2a\u4e92\u65a5\u4fe1\u53f7\u91cf\u4e3amutex\uff0c\u521d\u503c\u4e3a1\uff0c\u82e5mutex=0\uff0c\u5219\u8868\u793a
\nA. \u8868\u793a\u6709\u4e00\u4e2a\u8fdb\u7a0b\u8fdb\u5165\u4e34\u754c\u533a
\nB. \u8868\u793a\u6ca1\u6709\u8fdb\u7a0b\u8fdb\u5165\u4e34\u754c\u533a
\nC. \u8868\u793a\u6709\u4e00\u4e2a\u8fdb\u7a0b\u8fdb\u5165\u4e34\u754c\u533a\uff0c\u53e6\u4e00\u4e2a\u8fdb\u7a0b\u7b49\u5f85\u8fdb\u5165
\nD. \u8868\u793a\u6709\u4e24\u4e2a\u8fdb\u7a0b\u8fdb\u5165\u4e34\u754c\u533a<\/p>\n
15. \uff08\u5355\u9009\uff09
\n\u4e0b\u5217\u7a0b\u5e8f\u7684\u8fd0\u884c\u7ed3\u679c\u662f<\/p>\n
#include\r\nusing namespace std;\r\nclass A{\r\npublic:\r\n virtual void f(){cout<<\"*\";}\r\n void g(){cout<<\"#\";}\r\n};\r\nclass B: public A{\r\npublic:\r\n void f(){cout<<\"&\";}\r\n void g(){cout<<\"%\";}\r\n};\r\nint main()\r\n{\r\n B b;\r\n A *pa=&b;\r\n if(dynamic_cast<B*>(pa) == NULL)\r\n {\r\n cout<<\"NULL\"<<endl;\r\n }\r\n else\r\n {\r\n dynamic_cast<B*>(pa)->f();\r\n dynamic_cast<B*>(pa)->g();\r\n }\r\n return 0;\r\n}\r\n<\/pre>\nA. &%
\nB. &#
\nC. *%
\nD. *#<\/p>\n
16. \uff08\u5355\u9009\uff09
\n\u5206\u6790\u4e0b\u9762Java\u4ee3\u7801\u7247\u6bb5\uff0c\u6a2a\u7ebf\u5904\u6267\u884c\u8bed\u53e5\u6b63\u786e\u7684\u662f<\/p>\n
String sql = \"select sid from student\";\r\nPreparedStatement preparedStatement = connection.prepareStatement(sql);\r\n_________________;\r\nconnection.close();\r\n<\/pre>\nA. int r = preparedStatement.executeUpdate();
\nB. ResultSet r = preparedStatement.executeQuery(sql);
\nC. int r = preparedStatement.executeQuery();
\nD. ResultSet r = preparedStatement.executeQuery();<\/p>\n
17. \uff08\u5355\u9009\uff09\u6709Linux\u7cfb\u7edf\u4e2d\u6267\u884c rm \/misc\/prog.c \u65e0\u6cd5\u5220\u9664\u6587\u4ef6\u65f6\uff0c\u9700\u8981\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c
\nA. rm -r \/misc\/prog.c
\nB. rm -f \/misc\/prog.c
\nC. del \/misc\/prog.c
\nD. rmdir \/misc\/prog.c<\/p>\n
18. \uff08\u5355\u9009\uff09
\n\u4e0b\u9762\u4ee3\u7801\u6267\u884c\u540e\u7684\u8f93\u51fa\u7ed3\u679c\u4e3a<\/p>\n
#include \r\n#include \r\n#include \r\n\r\nint main()\r\n{\r\n std::exception_ptr p;\r\n try {\r\n throw std:logic_error(\"logic_error\");\r\n }\r\n catch(const std::exception& e) {\r\n p = std::current_exception);\r\n std:cout<<\"current exception\\n\";\r\n }\r\n try {\r\n std::rethrow_exception(p);\r\n }\r\n catch (const std::exception& e) {\r\n std::cout<<e.what()<<'\\n';\r\n }\r\n return 0;\r\n}\r\n<\/pre>\nA. current_exception
\nlogic_error
\nB. current_exception
\nC. \u7f16\u8bd1\u65f6\u62a5\u9519
\nD. logic_error<\/p>\n
19. \uff08\u5355\u9009\uff09
\n\u4e0b\u9762\u4ee3\u7801\u8fd0\u884c\u7ed9\u679c\u4e3a<\/p>\n
public class Test {\r\n public static void main(String[] args) {\r\n int[] num = {10};\r\n add(num):\r\n System.out.println(num[0]);\r\n }\r\n public static void add(int[] num) {\r\n num[0]+=5;\r\n }\r\n}\r\n<\/pre>\nA. 0
\nB. \u7f16\u8bd1\u9519\u8bef
\nC. 15
\nD. 10<\/p>\n
20. \uff08\u5355\u9009\uff09
\n\u5173\u4e8e\u4e0b\u9762\u4ee3\u7801\uff0c\u9009\u9879\u4e2d\u8bf4\u6cd5\u9519\u8bef\u7684\u662f<\/p>\n
public static void main(String[] args) throws InterruptedException {\r\n File file = new File(\"d:\/dir\" \"test.txt):\r\n try {\r\n file.createNewFile();\r\n } catch (IOException e) {\r\n e.printStackTrace():\r\n }\r\n}\r\n<\/pre>\nA. new File(“d:\/dir”,”test.txt”);\u4e2d\u4e24\u4e2a\u53c2\u6570\uff0c\u7b2c\u4e00\u4e2a\u662f\u6587\u4ef6\u6240\u5728\u7684\u76ee\u5f55\uff0c\u7b2c\u4e8c\u4e2a\u662f\u6587\u4ef6\u540d\u79f0
\nB. \u5982\u679c\u76ee\u5f55”d:\/dir” \u5b58\u5728\uff0c\u5219\u5728\u8fd0\u884c\u65f6\uff0c\u4f1a\u81ea\u52a8\u521b\u5efa\u6216\u8986\u76d6\u76ee\u5f55\u4e0b\u7684test.txt\u6587\u4ef6
\nC. \u5982\u679c\u76ee\u5f55”d:\/dir” \u4e0d\u5b58\u5728\uff0c\u5219\u5728\u8fd0\u884c\u65f6\uff0c\u4f1a\u81ea\u52a8\u521b\u5efa
\nD. \u5982\u679c\u76ee\u5f55”d:\/dir\u201d \u4e0d\u5b58\u5728\uff0c\u5219\u5728\u8fd0\u884c\u65f6\uff0c\u4f1a\u629b\u51fa\u5f02\u5e38<\/p>\n
\u7b97\u6cd5\u9898<\/h3>\n1. \u5b9e\u9a8c\u6570\u636e<\/h4>\n
\u65f6\u95f4\u9650\u5236\uff1a 3000MS
\n\u5185\u5b58\u9650\u5236\uff1a 589824KB
\n\u9898\u76ee\u63cf\u8ff0\uff1a
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\n?12?0?9??
\n\u6837\u4f8b\u8f93\u51fa\uff1a
\n212101902<\/p>\n
\u63d0\u793a\uff1a
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2. \u5237\u6805\u680f<\/h4>\n
\u65f6\u95f4\u9650\u5236\uff1a 3000MS
\n\u5185\u5b58\u9650\u5236\uff1a 589824KB
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\u6837\u4f8b\u8f93\u5165\uff1a
\n5 2 2
\n1 1 2 3 2
\n3 5 4 5 4
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\n\u6837\u4f8b\u8f93\u51fa\uff1a
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