• 2022-06-04 问题

    选择下列函数运行后的输出NestList[Log,10,3] A: {Log[10],Log[Log[10]],Log[Log[Log[10]]]} B: {10,Log[10],Log[Log[10]],10+Log[Log[Log[10]]]} C: {Log[10],Log[Log[10]],Log[Log[Log[Log[10]]]]} D: {10,Log[10],Log[Log[10]],Log[Log[Log[10]]]}

    选择下列函数运行后的输出NestList[Log,10,3] A: {Log[10],Log[Log[10]],Log[Log[Log[10]]]} B: {10,Log[10],Log[Log[10]],10+Log[Log[Log[10]]]} C: {Log[10],Log[Log[10]],Log[Log[Log[Log[10]]]]} D: {10,Log[10],Log[Log[10]],Log[Log[Log[10]]]}

  • 2022-06-15 问题

    CentOS操作系统的日志文件默认保存在哪个路径() A: /etc/log B: /var/log C: /usr/log D: /log

    CentOS操作系统的日志文件默认保存在哪个路径() A: /etc/log B: /var/log C: /usr/log D: /log

  • 2022-06-06 问题

    What is the default filename for the component trace file?() A: CiscoMIV B: log  C: CiscoMAD D: log  E: CiscoMED F: log  G: CiscoMCV H: log

    What is the default filename for the component trace file?() A: CiscoMIV B: log  C: CiscoMAD D: log  E: CiscoMED F: log  G: CiscoMCV H: log

  • 2022-06-07 问题

    求不定积分[img=115x46]17da65382f8e1b9.png[/img]; ( ) A: x - (5*log(x + 1))/4 - (3*log(x - 3)) B: (5*log(x + 1))/4 - (3*log(x - 3)) C: x - (5*log(x + 1))/4 - (3*log(x - 3))/4 D: (5*log(x + 1))/4 - (3*log(x - 3))/4

    求不定积分[img=115x46]17da65382f8e1b9.png[/img]; ( ) A: x - (5*log(x + 1))/4 - (3*log(x - 3)) B: (5*log(x + 1))/4 - (3*log(x - 3)) C: x - (5*log(x + 1))/4 - (3*log(x - 3))/4 D: (5*log(x + 1))/4 - (3*log(x - 3))/4

  • 2022-07-28 问题

    4.下列关于结果记录文件的命令语句书写正确的有: A: log using filename.log B: log use filename C: log on D: log off

    4.下列关于结果记录文件的命令语句书写正确的有: A: log using filename.log B: log use filename C: log on D: log off

  • 2022-06-07 问题

    求不定积分[img=112x35]17da6538063a9e4.png[/img]; ( ) A: (x^4*log(x)^2)/4 + (x^4*(log(x) - 1/4))/ B: (x^4*log(x)^2)/4 - (x^4*(log(x) - 1/4))/8 C: (x^4*log(x)^2)/4 - (x^4*(log(x) - 1/4)) D: (x^4*log(x)^2)/4 + (x^4*(log(x) - 1/4))/8

    求不定积分[img=112x35]17da6538063a9e4.png[/img]; ( ) A: (x^4*log(x)^2)/4 + (x^4*(log(x) - 1/4))/ B: (x^4*log(x)^2)/4 - (x^4*(log(x) - 1/4))/8 C: (x^4*log(x)^2)/4 - (x^4*(log(x) - 1/4)) D: (x^4*log(x)^2)/4 + (x^4*(log(x) - 1/4))/8

  • 2022-06-06 问题

    linux系统登录失败的日志记录到了哪个文件() A: /var/log/secure B: /var/log/cron C: /var/log/mysql.log D: /var/log/zabbix/zabbix.log

    linux系统登录失败的日志记录到了哪个文件() A: /var/log/secure B: /var/log/cron C: /var/log/mysql.log D: /var/log/zabbix/zabbix.log

  • 2022-07-27 问题

    当服务器设备有异常重启时,可以查询Linux的系统日志,其目录是() A: /var/log B: /etc/log C: /boot/log D: /afc/log

    当服务器设备有异常重启时,可以查询Linux的系统日志,其目录是() A: /var/log B: /etc/log C: /boot/log D: /afc/log

  • 2022-06-19 问题

    计算[img=87x27]1803072d5c80fa5.png[/img] A: Log[1+Exp[-2]] B: Ln[1.+Exp[-2.]] C: Log[1.+exp[-2]] D: Log[1+Exp[-2.]]

    计算[img=87x27]1803072d5c80fa5.png[/img] A: Log[1+Exp[-2]] B: Ln[1.+Exp[-2.]] C: Log[1.+exp[-2]] D: Log[1+Exp[-2.]]

  • 2022-06-30 问题

    以下是目标变量在训练集上的 8 个实际值 [0,0,0,1,1,1,1,1],目标变量的熵是所少() A: -(5/8 log(5/8) + 3/8 log(3/8)) B: 5/8 log(5/8) + 3/8 log(3/8) C: 3/8 log(5/8) + 5/8 log(3/8) D: 5/8 log(3/8) – 3/8 log(5/8)

    以下是目标变量在训练集上的 8 个实际值 [0,0,0,1,1,1,1,1],目标变量的熵是所少() A: -(5/8 log(5/8) + 3/8 log(3/8)) B: 5/8 log(5/8) + 3/8 log(3/8) C: 3/8 log(5/8) + 5/8 log(3/8) D: 5/8 log(3/8) – 3/8 log(5/8)

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